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Service Source K Po werBook 200 Series PowerBook Duo 210, PowerBook Duo 230, PowerBook Duo 250, PowerBook Duo 270c, PowerBook Duo 280, PowerBook Duo 280c, PowerBook Duo Floppy Adapter.
Service Source K Basics Po werBook 200 Series.
Basics System Overview - 1 System Overview P owerBook Duo System The PowerBook Duo system includes the following products: • PowerBook 200 Series computer, shown at left (PowerBook Duo 210/ 230/250/.
Basics System Overview - 2 • PowerBook Duo Floppy Adapter • PowerBook Duo Dock/ Duo Dock II/Duo DockPlus • PowerBook Duo MiniDock This manual includes information about the PowerBook 200 Series computers and the floppy adapter.
Basics Repair Strategy - 3 Repair Strategy Service the PowerBook 200 Series computers through module exchange and parts replacement. Customers can request on-site service from an Apple Authorized Service Provider Plus (AASP+) Apple Assurance (US only), or request a courier through the Apple Canada Technical Answerline (Canada only).
Basics Repair Strategy - 4 Large businesses, universities, and K-12 accounts must provide a purchase order on all transactions, including orders placed through the AppleOrder (US only) or ARIS (Canada only) system.
Basics Repair Strategy - 5 Canadian Ordering Canadian Service Providers not enrolled in ARIS may fax their orders to Service Provider Support in Canada (1-800-903-5284). For Canadian inquiries, please call Service Provider Support at 905-513-5782 and select option #3.
Basics Warranty/AppleCare/ARIS - 6 Warranty/AppleCare/ARIS US Only The PowerBook 200 Series computers are covered under the Apple One-Year Limited Warranty. The AppleCare Service Plan is also available for these products. Service Providers are reimbursed for warranty and AppleCare repairs made to these computers.
Basics Self-Threading Screws - 7 Self-Threading Screws Caution: Improperly installed self-threading screws could damage the PowerBook Duo. Thread the screws properly and do not overtighten them. Caution: To prevent damage to the circuitry, do not use magnetic screwdrivers when working on Apple systems.
Basics Self-Threading Screws - 8 The PowerBook 200 systems use both machine screws and self-threading screws. Be aware when you are replacing a self-threading screw, and follow these guidelines: • Never overtighten self-threading screws. • Before tightening a self-threading screw, back the screw off slightly to be sure it is threaded properly.
Basics Self-Threading Screws - 9 Self-threading screws are used to install the following modules and replacement parts: • Hard drive • Trackball assembly • CPU stiffener and logic board Hard Dri.
Service Source K Specifications Po werBook 200 Series.
Specifications Introduction - 1 Introduction You can also find specifications information for this product in the Spec Database, which you can access in one of three ways: — Launch it directly by double-clicking the Apple Spec Database runtime alias at the top level of the Main Service Source CD.
Specifications Processor - 2 Processor CPU 210 Motorola 68030 microprocessor 25 MHz CPU 230/250/270c Motorola 68030 microprocessor 33 MHz CPU 280/280c Motorola 68LC040 microprocessor 66/33 MHz Coproce.
Specifications Processor - 3 Addressing 32-bit internal registers 32-bit address/data bus supports 4 GB of address with justified 8-bit, 16-bit, and 32-bit data transactions.
Specifications Memory - 4 Memory RAM 210/230/250 4 MB RAM soldered on the logic board Expandable to 24 MB Requires 70 ns or faster RAM chips RAM 270c 4 MB RAM soldered on the logic board Expandable to.
Specifications Memory - 5 PRAM 256 bytes of parameter memory Clock/Calendar CMOS custom chip supported by long-life (up to 2 years) lithium battery.
Specifications Disk Storage - 6 Disk Storage Floppy Drive External 1.4 MB floppy drive (same drive is used with PowerBook 100) Requires Duo Floppy Adapter or Duo MiniDock Hard Drive 2.
Specifications I/O Interfaces - 7 I/O Interfaces Docking Connector 152-pin processor-direct slot (PDS connector for attaching expansion devices 32-bit expansion bus Serial RS-422 serial port; mini DIN.
Specifications I/O Devices - 8 I/O De vices K eyboard Built-in standard Apple keyboard 63 keys domestic; 64 keys ISO Caps-locked LED Soft power-on switch 2.
Specifications Sound and Video - 9 Sound and V ideo Sound Generator Apple sound chip provides four-voice/8-bit sound, sampled at 11 or 22 kHz Monophonic sound in and sound out V ideo Display 210/ 230 9 in.
Specifications Sound and Video - 1 0 V ideo Display 250 9 in. (229 mm) diagonal screen Flat-panel, color, active-matrix, liquid crystal display CCFL on-demand backlight 640 lines by 400 pixels; 16 shades of gray V ideo Display 270c 9 in.
Specifications Sound and Video - 1 1 V ideo Display 280c 8.4 in. diagonal, backlit, active matrix color display 640 lines by 480 pixels for 256 colors, or 640 lines by 400 pixels for thousands of colo.
Specifications Electrical - 1 2 Electrical Main Battery 210/ 230 NiMH (nickel-metal-hydride), 0.95 Ah Approximately 2-4 hours of usage before recharging (depending upon use) Recharge time: approximately 2 hours 500 power cycles capacity Main Battery 250/ 270c NiMH (nickel-metal-hydride), 1.
Specifications Electrical - 1 3 Main Battery 280/ 280c NiMH (nickel-metal-hydride), 1.6 Ah Approximately 2-3 hours of usage before recharging (depending upon use) Recharge time: approximately 2 hours .
Specifications Physical - 1 4 Physical Dimensions 210/230/ 250/280 Height: 1.4 in. (36 mm) Width: 8.5 in. (216 mm) Depth: 10.9 in. (277 mm) Dimensions 270c/ 280c Height: 1.5 in. (36 mm) Width: 8.5 in. (216 mm) Depth: 10.9 in. (277 mm) W eight 210/230/250/ 280 4.
Specifications Environmental - 15 En vironmental Operating T emperature 50–104° F (10–40° C) Storage T emperature -40 to 116° F (-40 to 47° C) Relative Humidity 20–95% noncondensing Operating Altitude 0–15,000 ft.
Specifications Other - 1 6 Other Express Modem Internal 14,400-baud modem with fax send/receive capability at 9600 baud 300–14,400 bps data transmission rates 2400/4800/7200/9600 bps transmission rates Full duplex operation; asynchronous or framed modes Error correction: V.
Service Source K Troubleshooting PowerBook 200 Series.
Troubleshooting General/ - 2 General The Symptom Charts included in this chapter will help you diagnose specific symptoms related to your product. Because cures are listed on the charts in the order of most likely solution, try the first cure first. Verify whether or not the product continues to exhibit the symptom.
Troubleshooting Power Manager Reset/ - 3 Power Manager Reset If a unit crashes or experiences power problems, reset the power manager chip by pressing the rear power switch for 30-45 seconds.
Troubleshooting Symptom Charts/ Startup - 4 Symptom Charts Startup RAM failure occurs (eight-tone error chord sequence sounds after startup chord) 1 Check RAM expansion card connection. 2 Replace RAM expansion card. 3 Replace logic board. Note: When replacing the logic board, check that the EMI clips are securely attached to the CPU stiffener.
Troubleshooting Symptom Charts/ Startup (Continued) - 5 normal, reseat cable and retest. Startup (Continued) 1 Replace floppy drive. 2 Replace logic board. Note: When replacing the logic board, check that the EMI clips are securely attached to the CPU stiffener.
Troubleshooting Symptom Charts/ Power - 6 Power Screen is blank; computer does not respond 1 Simultaneously press <Command> <Control> <Power On> keys to reset computer. 2 Connect power adapter and reboot computer in 3-4 minutes. 3 Try known-good, charged main battery.
Troubleshooting Symptom Charts/ Power (Continued) - 7 Power (Continued) After you remove main battery, some Control Panel settings are different Replace backup battery. Power adapter is plugged in, but battery DA does not indicate charger is connected 1 This is normal for fully charged battery.
Troubleshooting Symptom Charts/ Power (Continued) - 8 Power (Continued) Low-power warning appears 1 Recharge battery or attach power adapter. 2 Remove external devices. 3 Try known-good, charged main battery. 4 Try known-good power adapter. 5 Replace logic board.
Troubleshooting Symptom Charts/ Power (Continued) - 9 Power (Continued) Computer runs when plugged into wall outlet but not when using battery power; battery voltage is within tolerance 1 Replace main battery. 2 Replace logic board. Note: When replacing the logic board, check that the EMI clips are securely attached to the CPU stiffener.
Troubleshooting Symptom Charts/ Power (Continued) - 1 0 Power (Continued) System powers off unexpectedly, system errors occur, or system hangs up. Symptoms usually occur in these situations: Keyboard is used while PowerBook Duo flip feet are down, PowerBook Duo is inserted in Duo Dock, or PowerBook Duo is attached to MiniDock.
Troubleshooting Symptom Charts/ Power (Continued) - 1 1 Power (Continued) System powers down unexpectedly, won’t boot off battery, or powers down intermittently when running off battery. Or, battery won’t charge. 1 Make sure battery is good battery.
Troubleshooting Symptom Charts/ Video - 1 2 Video Row or partial row of pixels never comes on or is always on PowerBook Duo 210/230: 1 Check display cable connection. 2 Replace display. 3 Replace logic board. 4 Return computer to Apple. PowerBook Duo 270c/280c: 5 Check display cable connection.
Troubleshooting Symptom Charts/ Video (Continued) - 1 3 Video (Continued) Thin white line is always on at middle of screen PowerBook Duo 210/230: 1 Adjust screen contrast. 2 For FSTN screens, a thin white line is normal. PowerBook Duo 250: 3 Adjust screen contrast.
Troubleshooting Symptom Charts/ Video (Continued) - 1 4 Video (Continued) Display is very light or totally white PowerBook Duo 210/230/250/280: 1 Adjust screen contrast. 2 Check logic board cable connections. 3 Duo 210/230: Replace display. 4 Duo 250/280: Replace display (CPRC/Int’l only).
Troubleshooting Symptom Charts/ Video (Continued) - 1 5 Video (Continued) PowerBook Duo 270c/280c: 1 Adjust screen contrast. 2 Check logic board cable connections. 3 Replace inverter board. 4 Replace display cable. 5 Replace display (CPRC/Int’l only).
Troubleshooting Symptom Charts/ Video (Continued) - 1 6 Video (Continued) No display, but computer appears to operate correctly PowerBook Duo 210/230/250/280: 1 Adjust screen contrast. 2 Check logic board cable connections. 3 Connect power adapter. 4 Duo 210/230: Replace display.
Troubleshooting Symptom Charts/ Video (Continued) - 1 7 Video (Continued) PowerBook Duo 270c/280c: 1 Adjust screen contrast. 2 Check logic board cable connections. 3 Connect power adapter. 4 Replace inverter board 5 Replace display cable. 6 Replace display (CPRC/Int’l only).
Troubleshooting Symptom Charts/ Video (Continued) - 1 8 Video (Continued) Screen brightness is not uniform PowerBook Duo 210/230: For FSTN screens, some irregularity in screen brightness is normal.
Troubleshooting Symptom Charts/ Video (Continued) - 1 9 Video (Continued) Backlight does not operate PowerBook Duo 210/230/250/280: 1 Check display cable connection. 2 Duo 210/230: Replace display. 3 Duo 250/280: Replace display (CPRC/Int’l only). 4 Replace logic board.
Troubleshooting Symptom Charts/ Video (Continued) - 2 0 Video (Continued) PowerBook Duo 270c/280c: 1 Check display cable connection. 2 Replace inverter board. 3 Replace display cable. 4 Replace display (CPRC/Int’l only). 5 Replace logic board. 6 Return computer to Apple.
Troubleshooting Symptom Charts/ Video (Continued) - 2 1 Video (Continued) Screen flickers 1 Some flickering is normal for grayscale displays. 2 Set display to 1-bit mode (black and white) in Monitors Control Panel. 3 Check display cable connection. 4 Duo 210/230: Replace display.
Troubleshooting Symptom Charts/ Video (Continued) - 2 2 Video (Continued) Pixel is always white or always black 1 PowerBook Duo 210 and 230: Replace display.
Troubleshooting Symptom Charts/ External Floppy Drive - 23 External Floppy Drive Audio and video present, but external drive does not operate 1 Check floppy-adapter-to-PowerBook connection. 2 Try known-good floppy disk. 3 Check floppy drive cable connection.
Troubleshooting Symptom Charts/ External Floppy Drive (Continued) - 2 4 External Floppy Drive (Continued) Disk ejects while booting; display shows Mac icon with blinking X 1 Try known-good system disk. 2 Verify that trackball or mouse button is not stuck.
Troubleshooting Symptom Charts/ External Floppy Drive (Continued) - 2 5 External Floppy Drive (Continued) Disk does not eject 1 Switch off system and hold mouse or trackball button down while you switch system on. 2 Insert straightened paper clip into hole next to drive opening to eject disk.
Troubleshooting Symptom Charts/ External Floppy Drive (Continued) - 2 6 External Floppy Drive (Continued) Disk initialization fails 1 Try known-good floppy disk. 2 Check floppy drive cable connection. 3 Replace floppy drive cable. 4 Replace floppy adapter.
Troubleshooting Symptom Charts/ Hard Drive - 27 Hard Drive Internal hard drive does not operate 1 Check internal hard drive cable connection. 2 Replace internal hard drive cable. 3 Run Macintosh Hard Disk Test. 4 Use HD SC Setup to reinitialize drive.
Troubleshooting Symptom Charts/ Peripherals - 28 Peripherals Cursor does not move when you are using trackball 1 Simultaneously press <Command> <Control> <Power On> keys to reset computer. 2 Clean ball and rollers of trackball. 3 Make sure display switch cable and battery cable are not impeding trackball.
Troubleshooting Symptom Charts/ Peripherals (Continued) - 2 9 Peripherals (Continued) Cursor intermittently does not move or moves erratically 1 Clean ball and rollers of trackball. 2 Replace trackball. 3 Replace logic board. Note: When replacing the logic board, check that the EMI clips are securely attached to the CPU stiffener.
Troubleshooting Symptom Charts/ Peripherals (Continued) - 3 0 Peripherals (Continued) Cursor moves, but clicking trackball button has no effect 1 Simultaneously press <Command> <Control> <Power On> keys to reset computer. 2 Check logic board cable connections.
Troubleshooting Symptom Charts/ Peripherals (Continued) - 3 1 Peripherals (Continued) No response to any key on keyboard 1 Press <Power On> key or power button. 2 Adjust Battery Conservation setting in PowerBook Control Panel. 3 Check keyboard cable connection.
Troubleshooting Symptom Charts/ Peripherals (Continued) - 3 2 Peripherals (Continued) Cursor does not move when you are using floppy adapter and mouse 1 Check floppy adapter and mouse connections. 2 Simultaneously press <Command> <Control> <Power On> keys to reset computer.
Troubleshooting Symptom Charts/ Peripherals (Continued) - 3 3 Peripherals (Continued) Known-good serial printer does not print 1 Verify that System is 7.1 or later. 2 Verify that Chooser and Control Panel settings are correct. 3 Check cables. 4 Replace printer interface cable.
Troubleshooting Symptom Charts/ Peripherals (Continued) - 3 4 Peripherals (Continued) Known-good networked printer does not print 1 Verify that System is 7.1 or later. 2 Verify that Chooser and Control Panel settings are correct. 3 Check cables. 4 Replace printer interface cable.
Troubleshooting Symptom Charts/ Peripherals (Continued) - 3 5 Peripherals (Continued) Device connected to mini-DIN-8 port does not work 1 Verify that External Modem is selected in PowerBook Control Panel. 2 Verify that System is 7.1 or later. 3 Check cables.
Troubleshooting Symptom Charts/ Peripherals (Continued) - 3 6 Peripherals (Continued) I/O devices are unrecognized or garbage is transmitted or received 1 Verify that System is 7.1 or later. 2 Check floppy adapter and cable connections. 3 Test device with known-good computer.
Troubleshooting Symptom Charts/ Internal Modem - 3 7 Internal Modem Internal modem options do not appear in CDEV 1 Verify that System is 7.1 or later. 2 Remove and reseat modem card. 3 Replace modem card. 4 Replace logic board. Note: When replacing the logic board, check that the EMI clips are securely attached to the CPU stiffener.
Troubleshooting Symptom Charts/ - 3 8 Internal Modem (Continued) Modem does not respond properly to AT command set instructions 1 Verify that baud rate and data format settings of communications application are compatible with internal modem and remote modem.
Troubleshooting Symptom Charts/ Internal Modem (Continued) - 3 9 Internal Modem (Continued) Strange mix of characters appears on screen 1 Verify that baud rate and data format settings of communications application are compatible with internal modem and remote modem.
Troubleshooting Symptom Charts/ Internal Modem (Continued) - 4 0 Internal Modem (Continued) Modem interferes with system sound 1 Remove and reseat modem card. 2 Replace modem card. 3 Replace logic board. Note: When replacing the logic board, check that the EMI clips are securely attached to the CPU stiffener.
Troubleshooting Symptom Charts/ Internal Modem (Continued) - 4 1 Internal Modem (Continued) Modem does not respond to incoming call 1 If computer is in sleep mode, verify that “Answer calls” is selected in PowerBook Control Panel. 2 Check phone cord connection and operation.
Troubleshooting Symptom Charts/ Internal Modem (Continued) - 4 2 Internal Modem (Continued) Modem has no sound output 1 Verify that Control Panel volume setting is 1 or above. 2 Replace modem card. 3 Replace logic board. Note: When replacing the logic board, check that the EMI clips are securely attached to the CPU stiffener.
Troubleshooting Symptom Charts/ Miscellaneous - 4 3 Miscellaneous Screen goes blank and computer shuts down every few minutes Adjust Battery Conservation setting in Control Panel or connect power adapter. Application seems to run slower after few seconds 1 Adjust Battery Conservation Options setting in Control Panel or connect power adapter.
Troubleshooting Symptom Charts/ Miscellaneous (Continued) - 4 4 Miscellaneous (Continued) No sound from speaker PowerBook Duo 210/230/250/280: 1 Verify that Control Panel volume setting is 1 or above. 2 Check display cable connection. 3 Duo 210/230: Replace display.
Troubleshooting Symptom Charts/ Miscellaneous (Continued) - 4 5 Miscellaneous (Continued) PowerBook Duo 270c/280c: 1 Verify that Control Panel volume setting is 1 or above. 2 Check display cable connection. 3 Replace display cable. 4 Replace speaker assembly.
Service Source K T ake Apart Po werBook 200 Series.
Take Apart Main Battery - 1 Main Battery Before you begin, disconnect the power adapter. Caution: If you fail to disconnect the power adapter and remove the main battery before attempting take- apart procedures, you could short out the logic board. 1 Depress the release button and slide open the battery door.
Take Apart Keyboard - 2 Keyboard Before you begin, do the following: • Disconnect the power adapter • Remove the main battery Note: The following tools are required to disassemble a PowerBook Duo .
Take Apart Keyboard - 3 Caution: The PowerBook Duo contains CMOS devices that are very susceptible to ESD damage. To prevent damage, wear a grounding wriststrap. Review the ESD precautions in Bulletins/ Safety. Caution: PowerBook Duo cables are fragile and easily torn or damaged.
Take Apart Keyboard - 4 Note: If you are removing the keyboard only, you do not need to remove the case screw nearest the front of the unit. 1 Close, latch, and turn over the computer.
Take Apart Keyboard - 5 Replacement Caution: Don’t overtighten the keyboard screws. Overtightening them could warp the keyboard and restrict key movement.
Take Apart Keyboard - 6 2 Turn the computer upright and open the display. Caution: Handle the keyboard carefully to avoid tearing cables connected between the keyboard and the logic board. 3 Carefully tilt the computer and lift out the keyboard. Turn the keyboard over and place it on the palm rest.
Take Apart Keyboard - 7 4 Using a jeweler’s screwdriver, push out the release tabs and remove the two keyboard cables. 5 Set aside the keyboard. Release Tabs Cables.
Take Apart End Clutch Covers - 8 End Clutch Covers Before you begin, do the following: • Disconnect the power adapter • Remove the main battery Note: The end clutch covers are disposable. If you break or cosmetically damage the covers, replace them.
Take Apart End Clutch Covers - 9 1 Using a jeweler’s screwdriver, push off the left and right end clutch covers. End Clutch Cover End Cover Clutch.
Take Apart Top Case - 1 0 Top Case Before you begin, do the following: • Disconnect the power adapter • Remove the main battery • Remove the keyboard • Remove the end clutch covers Top Case.
Take Apart Top Case - 1 1 Caution: The PowerBook Duo contains CMOS devices that are very susceptible to ESD damage. To prevent damage, wear a grounding wriststrap.
Take Apart Top Case - 1 2 Caution: The top case is secured to the chassis by a snap at the left corner of the case and by four interlocking tabs along the front. Failure to unlock the four interlocking case tabs could damage the top case. 1 Raise the bottom left corner of the top case and release the case snap.
Take Apart Top Case - 1 3 3 Remove the two rubber bumpers from the chassis. Replace the rubber bumpers with the notched ends aligned as shown. Notch Notch Rubber Bumper Rubber Bumper.
Take Apart Hard Drive - 14 Hard Drive Before you begin, do the following: • Disconnect the power adapter • Remove the main battery • Remove the keyboard • Remove the end clutch covers • Remo.
Take Apart Hard Drive - 15 Caution: The PowerBook Duo contains CMOS devices that are very susceptible to ESD damage. To prevent damage, wear a grounding wriststrap. Review the ESD precautions in Bulletins/ Safety. Caution: PowerBook cables are fragile and easily torn or damaged.
Take Apart Hard Drive - 16 1 Remove the three self- threading screws that secure the hard drive to the CPU stiffener. 2 Using an IC extractor, disconnect the hard drive cable. Replacement Note: Before replacing the hard drive mounting screws, place the hard drive cable beneath the EMI shield.
Take Apart Hard Drive - 17 3 Pull back the EMI shield and lift out the hard drive. Hard Drive EMI Shield.
Take Apart Hard Drive - 18 Note: Remove the mounting brackets only if you are returning a defective drive to Apple. Note: On early production units, Phillips screws secure the mounting brackets to the hard drive. 4 Using a T-8 torx driver, remove the four screws and the two mounting brackets from the hard drive.
Take Apart Backup Battery - 1 9 Backup Battery Before you begin, do the following: • Disconnect the power adapter • Remove the main battery • Remove the keyboard • Remove the end clutch covers.
Take Apart Backup Battery - 2 0 Caution: The PowerBook Duo contains CMOS devices that are very susceptible to ESD damage. To prevent damage, wear a grounding wriststrap. Review the ESD precautions in Bulletins/ Safety. Caution: PowerBook cables are fragile and easily torn or damaged.
Take Apart Backup Battery - 2 1 1 Remove the backup battery from the trackball assembly. 2 Carefully disconnect the backup battery cable from the logic board.
Take Apart Trackball - 22 Trackball Before you begin, do the following: • Disconnect the power adapter • Remove the main battery • Remove the keyboard • Remove the end clutch covers • Remove.
Take Apart Trackball - 23 Caution: The PowerBook Duo contains CMOS devices that are very susceptible to ESD damage. To prevent damage, wear a grounding wriststrap. Review the ESD precautions in Bulletins/ Safety. Caution: PowerBook cables are fragile and easily torn or damaged.
Take Apart Trackball - 24 1 Remove the two self- threading screws that secure the trackball assembly to the chassis. 2 Using an IC extractor, disconnect the trackball cable.
Take Apart Trackball - 25 Replacement Note: When replacing the trackball assembly, be sure to route the display switch cable and the backup battery cable around the trackball.
Take Apart Center Clutch Cover - 2 6 Center Clutch Cover Before you begin, do the following: • Disconnect the power adapter • Remove the main battery • Remove the keyboard • Remove the end clu.
Take Apart Center Clutch Cover - 2 7 Caution: Removing the center clutch cover can exert unnecessary wear and tear on the display cable and plastics. Remove the cover only if you are replacing the CPU stiffener, display assembly, or rear cover.
Take Apart Center Clutch Cover - 2 8 Note: The center clutch cover is disposable. If you break or cosmetically damage the cover, replace it..
Take Apart Center Clutch Cover - 2 9 1 Using a jeweler’s screwdriver, pry up the left side and then the right side of the center clutch cover. Carefully pull up the cover and remove it from the display.
Take Apart Center Clutch Cover - 3 0 Before reattaching the display assembly to a PowerBook Duo, install the center clutch cover. Place the display assembly face down, with the display cable freely hanging over the edge of a counter. Pull the display cable until it’s snug on the torsion bar.
Take Apart Center Clutch Cover - 3 1 Insert the display assembly legs into the holes in the stiffener and close the cover. For added support, raise the I/O door before snapping the center clutch cover into place.
Take Apart Display Assembly and CPU Stiffener - 32 Display Assembly and CPU Stiffener Before you begin, do the following: • Disconnect the power adapter • Remove the main battery • Remove the ke.
Take Apart Display Assembly and CPU Stiffener - 33 Caution: The PowerBook Duo contains CMOS devices that are very susceptible to ESD damage. To prevent damage, wear a grounding wriststrap. Review the ESD precautions in Bulletins/ Safety. Caution: PowerBook Duo cables are fragile and easily torn or damaged.
Take Apart Display Assembly and CPU Stiffener - 34 Important: Follow this procedure only when removing the logic board and case bottom. In all other cases, remove the display assembly and CPU stiffener separately. 1 Using a jeweler’s screwdriver, carefully disconnect the display switch cable.
Take Apart Display Assembly and CPU Stiffener - 35 2 Using an IC extractor, disconnect the display cable. 3 Remove the microphone from the CPU stiffener.
Take Apart Display Assembly and CPU Stiffener - 36 4 Remove the three mounting screws that secure the CPU stiffener to the bottom case. Replacement Note: The left-most CPU stiffener mounting screw is also a battery contact. If you fail to reinstall this screw, the battery may not charge.
Take Apart Display Assembly and CPU Stiffener - 37 Important: Check that both EMI clips are securely attached to the CPU stiffener. If the clips are not secure, replace the stiffener. Replacement Note: Move the display switch cable and microphone cable forward before reinstalling the display assembly/CPU stiffener unit.
Take Apart Display Assembly and CPU Stiffener - 38 Replacement Note: When reinstalling the display assembly/CPU stiffener unit, be sure to wrap the hard drive EMI shield around the outside of the stiffener.
Take Apart Display Assembly - 39 Display Assembly Before you begin, do the following: • Disconnect the power adapter • Remove the main battery • Remove the keyboard • Remove the end clutch cov.
Take Apart Display Assembly - 40 Note: This topic includes procedures for removing the Duo 210/230/250/280 display assembly. CPRC and International repairers: See 270c/280c topics for removing the Duo 270c/ 280c display assembly.
Take Apart Display Assembly - 41 Caution: PowerBook cables are fragile and easily torn or damaged. Handle all cables with care..
Take Apart Display Assembly - 42 1 Using an IC extractor, disconnect the display cable. 2 Using a jeweler’s screwdriver, pry the display cable ferrite bead off the CPU stiffener.
Take Apart Display Assembly - 43 3 Remove the two screws and the display mounting clips. Display Display Clip Mounting Clip Mounting.
Take Apart Display Assembly - 44 4 Gently lift the display legs out of the holes in the stiffener and remove the display assembly. Display Legs.
Take Apart Display Assembly - 45 Replacement Note: Before reattaching the display assembly to a PowerBook Duo, install the center clutch cover. Display Assembly Center Clutch Cover Stiffener Display C.
Take Apart Display Assembly - 46 Place the display assembly face down, with the display cable freely hanging over the edge of a counter. Pull the display cable until it’s snug on the torsion bar. With your other hand, turn the center clutch cover so the opening faces downward and then carefully slide it onto the torsion bar.
Take Apart Display Assembly - 47 For added support, raise the I/O door before snapping the center clutch cover into place. Center Clutch Cover I/O Door in Open Position Bottom Case.
Take Apart Display Assembly - 48 Replacement Note: When you reassemble the unit, ensure that the display latch is positioned correctly: Place the display assembly legs into the holes in the CPU stiffener and close the PowerBook Duo.
Take Apart Display Assembly - 49 Note: You do not have to open the PowerBook Duo to fasten the mounting clips..
Take Apart CPU Stiffener - 50 CPU Stiffener Before you begin, do the following: • Disconnect the power adapter • Remove the main battery • Remove the keyboard • Remove the end clutch covers .
Take Apart CPU Stiffener - 51 • Remove the backup battery • Remove the trackball • Remove the display assembly Caution: The PowerBook Duo contains CMOS devices that are very susceptible to ESD damage. To prevent damage, wear a grounding wriststrap.
Take Apart CPU Stiffener - 52 Important: If you are removing the logic board or case bottom, do not follow these procedures. Instead, follow the steps outlined in Display Housing & CPU Stiffener. Caution: PowerBook cables are fragile and easily torn or damaged.
Take Apart CPU Stiffener - 53 2 Remove the microphone from the CPU stiffener. Display Switch Cable Microphone.
Take Apart CPU Stiffener - 54 3 Remove the three mounting screws that secure the CPU stiffener to the bottom case. Replacement Note: The leftmost CPU stiffener mounting screw is also a battery contact. If you fail to reinstall this screw, the battery may not charge.
Take Apart CPU Stiffener - 55 Important: Check that both EMI clips are securely attached to the CPU stiffener. If the clips are not secure, replace the stiffener.
Take Apart CPU Stiffener - 56 Replacement Note: Move the display switch cable and microphone cable forward before reinstalling the stiffener. This will prevent them from being caught under the CPU stiffener and possibly damaged.
Take Apart CPU Stiffener - 57 Replacement Note: After reinstalling the CPU stiffener, use the Duo battery contact alignment tool to check the alignment of the battery contacts. 5 If you are replacing a damaged CPU stiffener, first remove the display switch and the display actuator.
Take Apart CPU Stiffener - 58 Replacement Note: Replacement CPU stiffeners include the rear cover, I/O door, and feet. You can also replace separately the rear cover, I/O door, and feet.
Take Apart CPU Stiffener - 59 Replacement Caution: If you replace a CPU stiffener on a PowerBook Duo 210, 230, 250, or 270c, make sure you install a small foam heatsink under the tabbed area of the stiffener. Turn the stiffener upside down, align the edges of the heatsink with the lower right corner of the tab, and press the heatsink on.
Take Apart CPU Stiffener - 60 If you replace a CPU stiffener on a PowerBook Duo 280 or 280c, make sure you install a large foam heatsink under the tabbed area of the stiffener. Turn the stiffener upside down and install the heatsink on the entire tab.
Take Apart Logic Board - 6 1 Logic Board Before you begin, do the following: • Disconnect the power adapter • Remove the main battery • Remove the keyboard • Remove the end clutch covers • R.
Take Apart Logic Board - 6 2 Caution: The PowerBook Duo contains CMOS devices that are very susceptible to ESD damage. To prevent damage, wear a grounding wriststrap.
Take Apart Logic Board - 6 3 1 Remove the remaining logic board mounting screw. Replacement Caution: This mounting screw is also a battery contact (one of two). If you fail to reinstall it, the battery may not charge. 2 Raise the side of the logic board opposite the 152- pin docking connector.
Take Apart Logic Board - 6 4 3 Carefully disconnect the microphone cable from the logic board. 4 Disconnect the on/off board (or modem board, if installed).
Take Apart Logic Board - 6 5 Replacement Note: If you are returning the logic board for repair, set aside the microphone, on/off board, and expansion card (if installed).
Take Apart Case Bottom - 6 6 Case Bottom Before you begin, do the following: • Disconnect the power adapter • Remove the main battery • Remove the keyboard • Remove the end clutch covers • R.
Take Apart Case Bottom - 6 7 • Remove the trackball • Remove the display assembly & CPU Stiffener • Remove the logic board.
Take Apart Case Bottom - 6 8 Caution: The PowerBook Duo contains CMOS devices that are very susceptible to ESD damage. To prevent damage, wear a grounding wriststrap.
Take Apart Case Bottom - 6 9 Replacement Note: When replacing the case bottom on the PowerBook Duo 270c, be sure to install the foam gaskets on the new case bottom.
Take Apart Case Bottom - 7 0 Replacement Caution: Do not install the foam gaskets when replacing the case bottom on the PowerBook Duo 210, 230, 250, 280, or 280c. The logic boards in these computers contain components that may be short-circuited by the gaskets.
Take Apart Display Housing - 71 Display Housing Before you begin, do the following: • Disconnect the power adapter • Remove the main battery • Remove the end clutch covers Display Housing.
Take Apart Display Housing - 72 Caution: The PowerBook Duo contains CMOS devices that are very susceptible to ESD damage. To prevent damage, wear a grounding wriststrap. Review the ESD precautions in Bulletins/ Safety. Caution: The display cable is fragile and should be handled with care.
Take Apart Display Housing - 73 Note: The Duo 210/230/ 250/280 display housings are available to international and CPRC repairers only. The Duo 270c/280c display housing kits, which are available to all repairers, include the housing and the bezel.
Take Apart Display Housing - 74 Note: The display housing is secured to the bezel by mounting screws. 1 Remove the two screw covers from the bezel. Using a T-6 torx driver, remove the mounting screws. Replacement Caution: Do not overtighten the mounting screws or you will damage the screw inserts on the display housing.
Take Apart Display Housing - 75 Replacement Note: The screw covers are disposable. If they no longer stick, replace them..
Take Apart Display Housing - 76 2 Close the display. Note: The display housing is also secured to the bezel by side latches and front tabs. 3 Pull the display housing up and disengage the side latches. Gently slide the housing forward to disengage the four front tabs.
Take Apart Display Housing - 77 Caution: Avoid touching the copper surface of the Duo 250/280 housing. When touched, the surface flakes or peels, which could cause the system to short.
Take Apart Display Housing - 78 Replacement Caution: Carefully engage the four tabs along the front of the housing. Failure to engage the tabs correctly may cause them to break, requiring replacement of the damaged bezel. Also, the exposed display may become contaminated.
Take Apart Display Housing - 79 Note: If the Duo 270c or 280c display housing kit includes the latch mechanism, replace the latch and spring whether or not they’re broken.
Take Apart 210/230/250/280 Dsply Cable - 80 210/230/250/280 Dsply Cable Before you begin, do the following: • Disconnect the power adapter • Remove the main battery • Remove the keyboard • Rem.
Take Apart 210/230/250/280 Dsply Cable - 81 • Remove the display housing Note: Graphics in the display housing topic show the display assembly attached to the unit; however, the display assembly is not attached when you are removing the cable.
Take Apart 210/230/250/280 Dsply Cable - 82 Caution: The PowerBook Duo contains CSMOS devices that are very susceptible to ESD damage. To prevent damage, wear a grounding wriststrap.
Take Apart 210/230/250/280 Dsply Cable - 83 Note: The display cables for the Duo 210, 230, 250, and 280 systems are available to international and CPRC repairers only.
Take Apart 210/230/250/280 Dsply Cable - 84 Note: The Duo 210/230, 250, and 280 display cables are different. Make sure you replace the correct cable. Note: Because a Duo 250 may have been upgrade to a Duo 280, you cannot identify its configuration by the product label on the bezel.
Take Apart 210/230/250/280 Dsply Cable - 85 Note: The brightness actuator and the inverter board on the Duo 250/280 are each secured by tape. Note the placement of the tape so that you can replace it in its original location. Note: To prevent the tape from curling after it’s removed, stick it firmly onto your work surface.
Take Apart 210/230/250/280 Dsply Cable - 86 Duo 250/280 only: 3 Lift the brightness actuator from the bezel. Replacement Note: Make sure the brightness actuator cable is positioned underneath the display cable.
Take Apart 210/230/250/280 Dsply Cable - 87 Replacement Note: Check the seating of the brightness actuator. If it is not firmly seated, the proper contact will not be made. Caution: Be careful not to accidentally peel off any of the protective tape that covers the 250/280 inverter board.
Take Apart 210/230/250/280 Dsply Cable - 88 Duo 250/280 only: 4 While holding down the display cable, carefully remove the tape from the left side of the inverter board. Let go of the display cable. Duo 250/280 only: 5 Remove the tape from the right side of the inverter board.
Take Apart 210/230/250/280 Dsply Cable - 89 Replacement Note: If the inverter board became loose when you removed the tape, snap the board back into the two front tabs on the bezel.
Take Apart 210/230/250/280 Dsply Cable - 90 Duo 250/280 only: 6 Hold down the hinge mechanism on the torsion bar. Using a torx screwdriver, remove the ground screw for the display cable. Replacement Caution: Do not overtighten the ground screw or you may tear the replacement display cable.
Take Apart 210/230/250/280 Dsply Cable - 91 8 Using a jeweler’s screwdriver, push out the release tabs on the display cable and disconnect the cable.
Take Apart 210/230/250/280 Dsply Cable - 92 Replacement Note: Before installing the new display cable, gently roll the cable so it can be wrapped around the torsion bar.
Take Apart 270c/280c Display Cable - 93 270c/280c Display Cable Before you begin, do the following: • Disconnect the power adapter • Remove the main battery • Remove the keyboard • Remove the .
Take Apart 270c/280c Display Cable - 94 • Remove the display housing Note: Graphics in the Display Housing topic show the display assembly attached to the unit; however, the display assembly is not attached when you are removing the cable.
Take Apart 270c/280c Display Cable - 95 Caution: The PowerBook Duo contains CMOS devices that are very susceptible to ESD damage. To prevent damage, wear a grounding wriststrap.
Take Apart 270c/280c Display Cable - 96 Note: The Duo 270c/280c display cable is available to CPRC and international repairers only. Note: The Duo 270c/280c display cable has two connectors—one for the inverter board and another for the display driver board.
Take Apart 270c/280c Display Cable - 97 1 Using a T-8 torx driver, remove the inverter board mounting screw. 2 Remove the four screws securing the EMI display shield. 3 Slide the inverter board shield out from under the display shield. 4 Carefully fold back the display cable tab and the inverter board shield tab away from the mounting screw hole.
Take Apart 270c/280c Display Cable - 98 5 Lift up the inverter board and turn it on its left side to expose the cable connectors. Replacement Note: Snap the inverter board onto its two plastic bezel mounts. Note: The speaker cable is very short and may prevent you from raising the inverter board sufficiently.
Take Apart 270c/280c Display Cable - 99 6 Using an IC extractor, disconnect the display cable connector from the inverter board. IC Extractor Display Cable Connector Inverter Board.
Take Apart 270c/280c Display Cable - 10 0 7 Peel back the EMI shield from the display. 8 Using an IC extractor, disconnect the display cable connector from the display driver board. 9 Gently remove the “Y” section of the display cable from the metal display frame.
Take Apart 270c/280c Display Cable - 10 1 Replacement Note: The display cable is attached to the metal display frame with adhesive. Re-adhere the cable to prevent it from rubbing against the display and becoming worn.
Take Apart 270c/280c Display Cable - 10 2 Note: Note the folds and roll in the display cable so you can duplicate them on the replacement cable. 1 0 Lift off the display cable.
Take Apart 2 7 0 c/280c Inverter Board - 1 03 270c/280c Inverter Board Before you begin, do the following: • Disconnect the power adapter • Remove the main battery • Remove the end clutch covers.
Take Apart 2 7 0 c/280c Inverter Board - 1 04 Caution: The PowerBook Duo contains CMOS devices that are very susceptible to ESD damage. To prevent damage, wear a grounding wriststrap.
Take Apart 2 7 0 c/280c Inverter Board - 1 05 1 Using a T-8 torx driver, remove the inverter board mounting screw. Inverter Board.
Take Apart 2 7 0 c/280c Inverter Board - 1 06 2 Carefully turn the inverter board so that it is component-side up. 3 Using an IC extractor, disconnect the display cable. 4 Disconnect the inverter cable. Replacement Note: Be sure to reconnect the inverter cable before reconnecting the display cable.
Take Apart 2 7 0 c/280c Inverter Board - 1 07 5 Disconnect the speaker cable. 6 Lift the locking tab on the actuator cable connector and remove the cable.
Take Apart 270c/280c Actuator - 1 0 8 270c/280c Actuator Before you begin, do the following: • Disconnect the power adapter • Remove the main battery • Remove the end clutch covers • Remove th.
Take Apart 270c/280c Actuator - 1 0 9 Caution: The PowerBook Duo contains CMOS devices that are very susceptible to ESD damage. To prevent damage, wear a grounding wriststrap. Review the ESD precautions in Bulletins/ Safety. Note: The PowerBook Duo 270c and 280c active- matrix display modules are available to CPRC and international repairers only.
Take Apart 270c/280c Actuator - 1 1 0 1 Remove the inverter board mounting screw. Inverter Board.
Take Apart 270c/280c Actuator - 1 1 1 2 Carefully turn the inverter board so that it is component-side up. 3 Using an IC extractor, disconnect the display cable.
Take Apart 270c/280c Actuator - 1 1 2 5 Using a jeweler’s screwdriver, remove the actuator screw. 6 Lift out the actuator. 7 Lift out the actuator button cover.
Take Apart 270c/280c Speaker - 11 3 270c/280c Speaker Before you begin, do the following: • Disconnect the power adapter • Remove the main battery • Remove the end clutch covers • Remove the c.
Take Apart 270c/280c Speaker - 11 4 Caution: The PowerBook Duo contains CMOS devices that are very susceptible to ESD damage. To prevent damage, wear a grounding wriststrap.
Take Apart 270c/280c Speaker - 11 5 Note: The PowerBook Duo 270c and 280c active- matrix display modules are available to CPRC and international repairers only. 1 Disconnect the speaker cable from the inverter board. 2 Using a jeweler’s screwdriver, remove the two speaker mounting screws.
Take Apart Feet - 1 1 6 Feet Before you begin, do the following: • Disconnect the power adapter • Remove the main battery Foot Foot.
Take Apart Feet - 1 1 7 1 Using a jeweler’s screwdriver, remove the caps from the left and right flip feet. 2 Remove the two screws, washers, and flip feet from the rear cover.
Take Apart Rear Cover & I/O Door - 1 1 8 Rear Cover & I/O Door Before you begin, do the following: • Disconnect the power adapter • Remove the main battery • Remove the feet • Remove t.
Take Apart Rear Cover & I/O Door - 1 1 9 1 Close, latch, and turn over the computer. Remove the three case screws that secure the keyboard to the bottom case. Replacement Caution: Don’t overtighten the keyboard screws. Overtightening could warp the keyboard and restrict key movement.
Take Apart Rear Cover & I/O Door - 1 2 0 2 Remove the two screws and the display mounting clips. Display Display Mounting Clip Mounting Clip.
Take Apart Rear Cover & I/O Door - 1 2 1 Note: Removing the keyboard case screws, the end and center clutch covers, and the two display mounting clips allows the top cover to separate slightly, and enables you to pull off the rear cover. 3 Push the rear corner of the top cover out slightly and pull out that corner of the rear cover.
Take Apart Rear Cover & I/O Door - 1 2 2 4 Unhook the metal link at one end of the I/O door. Remove the I/O door and attached link from the rear cover.
Service Source K Upgrades Po werBook 200 Series.
Upgrades Modem - 1 Modem Before you begin, do the following: • Disconnect the power adapater • Remove the main battery • Remove the keyboard • Remove the end clutch covers • Remove the top c.
Upgrades Modem - 2 • Remove the display assembly • Remove the CPU stiffener • Remove the logic board.
Upgrades Modem - 3 Caution: The PowerBook Duo contains CMOS devices that are very susceptible to ESD damage. Review the ESD precautions in Bulletins/ Safety. Note: The modem is an option for all systems in the PowerBook Duo series. 1 Remove the modem cap from the rear cover.
Upgrades Modem - 4 Note: The Apple modem includes the on/off circuitry provided by the on/off board. After installing the modem card, you may discard the on/off board.
Upgrades Modem - 5 3 Holding the modem card by the edges, connect it to the logic board. Modem Card.
Upgrades Memory Expansion - 6 Memory Expansion Before you begin, do the following: • Disconnect the power adapter • Remove the main battery • Remove the keyboard DRAM Card Expansion.
Upgrades Memory Expansion - 7 Caution: The PowerBook Duo contains CMOS devices that are very susceptible to ESD damage. Review the ESD precautions in Bulletins/ Safety.
Upgrades Memory Expansion - 8 Holding the DRAM expansion card by the edges, connect the card to the logic board. Note: To verify that the upgrade is successful, check the Total Memory message (for systems with virtual memory switched off) or the Built-in Memory message (for systems with virtual memory switched on).
Upgrades Memory Expansion - 9 If the memory size is still incorrect, replace the DRAM expansion card. If the memory size is still incorrect, contact Apple Technical Support.
Upgrades Floppy Adapter - 1 0 Floppy Adapter No preliminary steps are required before you begin this procedure. Note: The PowerBook Duo Floppy Adapter attaches to the 152-pin docking connector and provides an external floppy drive (HDI- 20) port and an ADB port.
Upgrades Floppy Adapter - 1 1 1 To install the floppy adapter, raise the I/O door and push the adapter firmly onto the external 152-pin docking port. Make sure the floppy adapter release button is up. 2 To remove the adapter, depress the release button and pull off the adapter.
Upgrades 250 Upgrade - 1 2 250 Upgrade Before you begin, do the following: • Disconnect the power adapter • Remove the main battery • Remove the keyboard • Remove the end clutch covers • Rem.
Upgrades 250 Upgrade - 1 3 • Remove the display assembly • Remove the CPU stiffener • Remove the logic board Caution: The PowerBook Duo contains CMOS devices that are very susceptible to ESD damage. Review the ESD precautions in Bulletins/ Safety.
Upgrades 250 Upgrade - 1 4 Note: A PowerBook Duo 250 upgrade kit upgrades a PowerBook Duo 210/230 to a PowerBook Duo 250. The upgrade kit includes a PowerBook Duo 250 logic board, display assembly, and minimal accessory kit.
Upgrades 270c Upgrade - 1 5 270c Upgrade Before you begin, do the following: • Disconnect the power adapter • Remove the main battery • Remove the keyboard • Remove the end clutch covers • R.
Upgrades 270c Upgrade - 1 6 • Remove the display assembly • Remove the CPU stiffener • Remove the logic board Caution: The PowerBook Duo contains CMOS devices that are very susceptible to ESD damage. Review the ESD precautions in Bulletins/ Safety.
Upgrades 270c Upgrade - 1 7 Note: A PowerBook Duo 270c upgrade kit upgrades a PowerBook Duo 210/230 to a PowerBook Duo 270c. The upgrade kit is an assembled PowerBook Duo 270c without the keyboard, trackball, and hard drive.
Upgrades 270c Upgrade - 1 8 Note: If a modem is installed in the Duo 210/230, be sure to transfer it to the Duo 270c kit..
Upgrades 280/280c Upgrade - 1 9 280/280c Upgrade Before you begin, do the following: • Disconnect the power adapter • Remove the main battery • Remove the keyboard • Remove the end clutch cove.
Upgrades 280/280c Upgrade - 2 0 • Remove the display assembly • Remove the CPU stiffener • Remove the logic board Caution: The display cable is fragile and should be handled with care. Caution: The PowerBook Duo contains CMOS devices that are very susceptible to ESD damage.
Upgrades 280/280c Upgrade - 2 1 Note: A PowerBook Duo 280/280c upgrade kit upgrades a PowerBook Duo 250 to a 280 or a PowerBook Duo 270c to a 280c. The upgrade kit includes a PowerBook Duo 280 case bottom (with new label)/logic board/CPU stiffener assembly.
Upgrades 280/280c Upgrade - 2 2 Note: The new display cable is required in the PowerBook Duo 250 only. Do not use this cable in a PowerBook Duo 270c. Upgrading a Duo 250 1 Place the PowerBook Duo 250 display assembly with the bezel face up. 2 Remove the screw covers and screws from the bezel.
Upgrades 280/280c Upgrade - 2 3 3 Turn the display assembly over and place it on a clean, soft surface. 4 Insert a jeweler’s screwdriver midway along the left side of the display and release the interior side latch. Repeat this procedure along the right side.
Upgrades 280/280c Upgrade - 2 4 Caution: To avoid misaligning the display layers, remove the display housing very carefully. 5 Push the display housing forward and remove it.
Upgrades 280/280c Upgrade - 2 5 6 To avoid losing the latch spring, release the latch mechanism. 7 Carefully lift the brightness actuator assembly from the bezel. 8 Hold down the hinge mechanism on the torsion bar. Using a torx screwdriver, remove the ground screw for the display cable.
Upgrades 280/280c Upgrade - 2 6 10 Using a jeweler’s screwdriver, push out the release tabs on the display cable and disconnect the cable. 1 1 Unwind the display cable from the torsion bar and remove the cable.
Upgrades 280/280c Upgrade - 2 7 12 Before installing the new display cable, gently roll the cable so it can be wrapped around the torsion bar. Note: The 280/280c display cable is slightly longer than the 250 display cable (from the screw hole beyond).
Upgrades 280/280c Upgrade - 2 8 13 Install the new display cable by wrapping it around the torsion bar. Connect the cable and push in the release tabs.
Upgrades 280/280c Upgrade - 2 9 Upgrading a Duo 250 or 270c 1 Install the original trackball assembly, backup battery, and hard drive on the PowerBook Duo 280/280c case bottom/CPU stiffener/ logic board assembly (see “Trackball Assembly,” “Backup Battery,” and “Hard Drive” in Take Apart).
Upgrades 2300 Series Upgrade - 3 0 2300 Series Upgrade Before you begin, do the following to disassemble the PowerBook Duo 200 being upgraded: • Disconnect the power adapter • Remove the main battery. • Remove the keyboard • Remove the end clutch covers • Remove the top case.
Upgrades 2300 Series Upgrade - 3 1 • Remove the trackball • Remove the display/CPU stiffener assembly • Remove the logic board • Remove the microphone cable, on-off board (or modem), and optional RAM from the logic board Caution: The PowerBook Duo contains CSMOS devices that are very susceptible to ESD damage.
Upgrades 2300 Series Upgrade - 3 2 Caution: The display cable is fragile and should be handled with care. Note: The PowerBook Duo 2300 upgrade kit upgrades a PowerBook Duo 210, 230, 250, 270c, 280, or 280c to a PowerBook Duo 2300c logic board.
Upgrades 2300 Series Upgrade - 3 3 Series system software, and miscellaneous parts (end and center clutch covers and display screw covers). A trackpad is not included in this upgrade.
Upgrades 2300 Series Upgrade - 3 4 To assemble the upgraded unit: 1 Remove the CPU stiffener from the PowerBook Duo 2300c case bottom/logic board/ CPU stiffener assembly. 2 L ift out the logic board and install the microphone cable, on- off board (or modem), and optional RAM card.
Upgrades 2300 Series Upgrade - 3 5 3 Reinstall the logic board and CPU stiffener..
Upgrades 2300 Series Upgrade - 3 6 4 I n stall the SCSI hard drive and connect the hard drive cable to the SCSI connector on the logic board..
Upgrades 2300 Series Upgrade - 3 7 Caution: The following step should be performed with care. Refer to “Center Clutch Cover” in Take- Apart. 5 Remove the display from the PowerBook Duo 200 CPU stiffener and install it on the upgraded unit.
Upgrades 2300 Series Upgrade - 3 8 Note: There are two display connectors on the Power- Book 2300c logic board. 6 C onnect the display cable to the appropriate connector on the logic board. If upgrading a 270c, 280, or 280c, connect the display cable to the TFT connector (J7).
Upgrades 2300 Series Upgrade - 3 9 If upgrading a 210, 230, or 250, carefully bend back the pliable heatsink to connect the display cable to the FSTN connector (J6). Replacement Note: On an upgraded 210, 230, or 250 unit, bend the heatsink back into place so that it lies flat.
Upgrades 2300 Series Upgrade - 4 0 7 Assemble the rest of the unit. (See “Trackball,” “Backup Battery,” “Top Case, “End Clutch Covers,” and “Key- board” in Take-Apart. 8 Adhere the PowerPC name label to the bezel. 9 Perform a clean installation of the Macintosh PowerBook 2300 Series System Software.
Upgrades 2300 Series Upgrade - 4 1 1 0 If the unit has an Apple Express modem, install the new software for the modem, which is included in the upgrade kit. Replacement Note: After reinstalling the CPU stiffener, use the Duo battery contact alignment tool to check the alignment of the battery contacts.
Upgrades 2300 Series Upgrade - 4 2 Note: Remind the customer to use the new power adapter included in the upgrade kit. The older power adapter is not for use in the upgraded system.
Service Source K Additional Procedures Po werBook 200 Series.
Additional Procedures Battery Recharger - 1 Battery Recharger No preliminary steps are required before you begin this procedure. 1 Using the PowerBook Duo power adapter, plug the battery recharger into a power outlet and insert the main battery into the recharger.
Additional Procedures Battery Recharger - 2 If the LED is • Yellow, the battery is charging • Green, the battery is ready to use • Red, the battery is Type 2 or Type 3 and the recharger is Type 1 (the battery will not charge). Or, the Type 2 recharger has not been updated with software for a Type 3 battery (see Note below).
Additional Procedures Battery Recharger - 3 • Off, the recharger is unplugged, the battery is bad, the power adapter is defective, or the recharger is defective Note: Use only Type 1 batteries in a Type 1 battery recharger; Type 2 or Type 3 batteries will not charge.
Additional Procedures Battery Recharger - 4 You can charge Type 1, Type 2, or Type 3 batteries in a Type 2 battery re- charger. However, the first time (only) that you charge a Type 3 battery in a Type 2 recharger, the recharger must be connected to a Duo with “Type III Battery” in the Extension folder.
Additional Procedures Battery Recharger - 5 To identify types of battery rechargers, check the bottom of the recharger. A Type 1 recharger is imprinted with “Macintosh PowerBook Duo Battery Recharger.” A Type 2 recharger is imprinted with “PowerBook Duo Battery Recharger.
Additional Procedures Battery Handling - 6 Battery Handling No preliminary steps are required before you begin this procedure. Note: The PowerBook Duo main battery is a nickel- metal-hydride (NiMH) battery. To extend its longevity, follow the instructions below.
Additional Procedures Battery Handling - 7 ± W arning: Return undamaged, dead NiMH batteries to Apple—do not discard dead batteries with other waste. If the battery is damaged, do not return it to Apple. Dispose of damaged batteries according to local ordinances.
Additional Procedures Battery Handling - 8 Note: To identify types of batteries, check the bottom of the battery. Type 3 batteries include the description “High- Capacity Type 3” in the upper-right corner. Type 2 batteries include the description “High-Capacity Type 2” in the upper-right corner.
Additional Procedures Battery Handling - 9 Note: Use only Type 1 batteries in a Type 1 battery recharger; Type 2 or Type 3 batteries will not charge. You can charge Type 1, Type 2, or Type 3 batteries in a Type 2 battery recharger. Note: Before upgrading to a Type 2 battery, you must install the Finished Goods Type 2 or Type 3 software extension.
Additional Procedures Battery Handling - 1 0 1 Follow these guidelines for properly handling the NiMH battery: • Handle the battery carefully. Do not drop, puncture, disassemble, mutilate, or incinerate the battery.
Additional Procedures Battery Handling - 1 1 • Fully charge a replacement battery before using it; Apple ships batteries in a partially-charged state.
Additional Procedures Battery Handling - 1 2 • To maximize battery life, discharge and then recharge the battery once every 30 days. Use only the power adaptor or recharger supplied with the Macintosh Duo system. • Store the battery in the protective battery case.
Additional Procedures Battery Handling - 1 3 months without recharging..
Additional Procedures Align Battery Contacts - 14 Align Battery Contacts Before you begin, do the following: • Disconnect the power adapter • Remove the main battery • Remove the keyboard • Re.
Additional Procedures Align Battery Contacts - 15 Caution: The PowerBook Duo contains CMOS devices that are very susceptible to ESD damage. Review the ESD precautions in Bulletins/ Safety.
Additional Procedures Align Battery Contacts - 16 Note: Perform the battery contact alignment procedure when you replace a PowerBook Duo logic board or when a known-good battery has power problems. Use the Duo battery contact alignment tool to align the two outer battery contacts so they are perpendicular to the edge of the logic board.
Additional Procedures Align Battery Contacts - 17 Note: If leads 1 or 5 flex or offer resistance to the alignment tool, perform the following steps. If there is no resistance, the contacts are aligned. 2 Slide the alignment tool out of the battery bay and loosen the two battery contact screws and two CPU stiffener mounting screws.
Additional Procedures Align Battery Contacts - 18 Note: The soldered center leads (2, 3, and 4) were already aligned by Apple. If any of the center contacts becomes misaligned, install a new logic board and return the old one to Apple.
Additional Procedures Battery Verification - 19 Battery Verification Before you begin, remove the main battery. Note: The battery desk accessory is a general indicator of the battery charge.
Additional Procedures Battery Verification - 20 undamaged, dead Ni-Hy batteries to Apple—do not discard dead batteries with other waste. If the battery is damaged, do not return it to Apple. Dispose of damaged batteries according to local ordinances.
Additional Procedures Battery Verification - 21 1 Set a voltmeter to the 20 volts DC scale. Touch the positive probe of the voltmeter to the positive terminal and the negative probe to the negative terminal. 2 If the reading is not 12 volts, recharge the battery.
Additional Procedures AC Adapter Verification - 2 2 AC Adapter Verification No preliminary steps are required before you begin this procedure. 1 Plug in the AC adapter to a wall socket. 2 Connect the AC adapter plug to the PowerBook. 3 Set a voltmeter to the 200 volts DC scale.
Additional Procedures AC Adapter Verification - 2 3 4 Touch the negative voltmeter probe to the contact nearest the power plug and the positive probe to the contact second nearest the power plug. If the reading is not 24–25 volts, replace the adapter.
Additional Procedures AC Adapter Verification - 2 4 5 Also check the AC adapter under load. Switch on the PowerBook and repeat the voltmeter check. If the reading drops more than 1–2 volts, replace theq adapter.
Service Source K Exploded V ie w Po werBook 200 Series.
Exploded View 1 PowerBook Duo 200 Series Display (Refer to Service Parts Database) Clutch Cover Kit 076-0063 Top Case 620-0045 (210/230/250/270c) 922-0792 (PB280) 922-0793 (PB280c) Bottom Case 076-041.
Un point important après l'achat de l'appareil (ou même avant l'achat) est de lire le manuel d'utilisation. Nous devons le faire pour quelques raisons simples:
Si vous n'avez pas encore acheté Apple 230 c'est un bon moment pour vous familiariser avec les données de base sur le produit. Consulter d'abord les pages initiales du manuel d'utilisation, que vous trouverez ci-dessus. Vous devriez y trouver les données techniques les plus importants du Apple 230 - de cette manière, vous pouvez vérifier si l'équipement répond à vos besoins. Explorant les pages suivantes du manuel d'utilisation Apple 230, vous apprendrez toutes les caractéristiques du produit et des informations sur son fonctionnement. Les informations sur le Apple 230 va certainement vous aider à prendre une décision concernant l'achat.
Dans une situation où vous avez déjà le Apple 230, mais vous avez pas encore lu le manuel d'utilisation, vous devez le faire pour les raisons décrites ci-dessus,. Vous saurez alors si vous avez correctement utilisé les fonctions disponibles, et si vous avez commis des erreurs qui peuvent réduire la durée de vie du Apple 230.
Cependant, l'un des rôles les plus importants pour l'utilisateur joués par les manuels d'utilisateur est d'aider à résoudre les problèmes concernant le Apple 230. Presque toujours, vous y trouverez Troubleshooting, soit les pannes et les défaillances les plus fréquentes de l'apparei Apple 230 ainsi que les instructions sur la façon de les résoudre. Même si vous ne parvenez pas à résoudre le problème, le manuel d‘utilisation va vous montrer le chemin d'une nouvelle procédure – le contact avec le centre de service à la clientèle ou le service le plus proche.
