Manuel d'utilisation / d'entretien du produit 5740D du fabricant Acer
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Aspire 5740/5740D/5340 Series Service Guide PRINTED IN T AIW AN Service guide files and updates are availab le on the ACER/CSD web; for more information, please refer to http://csd.
II Revision History Please refer to the table below for the updates ma de on Aspire 5740/5740D/5340 Series service guide. Date Chapter Up date s.
III Copyright Copyright © 2009 by Acer Incorporated. All rights rese rved. No part of this pub lication may be reproduced, transmitted, transcribed, stored in a retrieval system, or translated into a.
IV Conventions The following conventi ons are used in this manual: SCREEN MESSAGES Denotes actual messages that appe ar on screen. NOTE Gives bits and pieces of additional information related to the current topic. W ARNING Alerts you to any damage that might result from doing or not doing specific actions.
V Preface Before using this information and the product it s upports, please read the fo llowing general info rmation. 1. This Service Guide provides you with all techni cal information relating to the BASIC CON FIGURA TION decided for Acer's "glo bal" product offering.
VI.
VII T able of Contents System Specifications 1 Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1 Dimension and weight . . . . . . . . . . . . . . . . . . . . . . . . . . .
VIII T able of Contents Removing the Modem Module . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 63 Removing the Bluetooth Module . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 64 Removing the Right Speake r Module .
Chapter 1 1 Features Below is a brief summary of the computer ’s many features: Platform • Intel ® Core i7 processor * • Intel ® Core i5 processor * • Intel ® Core i3 proce ssor * • Mobile Intel ® HM55 Express Chipset • Acer InviLink ™ Nplify ™ 802.
2 Chapter 1 S torage subsystem • 2.5" hard disk drive • Optical drive options: • Blu-ray Disc ™ /DVD-Super Multi double-layer drive* • DVD-Super Multi doub le-layer drive * • Multi-in.
Chapter 1 3 • DC-in jack for AC adapter Environment • T emperature: • Operating: 5 °C to 35 °C • Non-operating: -20 °C to 65 °C • Humidity (non-condensing): • Operating: 20% to 80 % • Non-operating: 20% to 80% Dimension and weight • Dimensions: 383 (W) x 250 (D) x 26/37 (H) mm (15.
4 Chapter 1 System Block Diagram.
Chapter 1 5 Y our Acer Notebook tour After setting up your computer as illustrated in the Just for Starters... poster , let us show you around your new Acer notebook. T op View # Icon Item Description 1 Acer Crystal Eye webcam Web camera for vi deo communication * .
6 Chapter 1 Closed front view 5 HDD Indicates when the hard disk dri ve is active. Num Lock Lights up when Num Lock is activated. Caps Lock Lights up when Caps L ock is activat ed. 6 Keyboard For entering data int o your computer . 7 T ouchpad T ouch-sensitive point ing device which func tions like a computer mouse.
Chapter 1 7 Rear view Left view # Item Description 1 V entila tion slots Enable the computer to stay cool, even after prolonged use. # Icon Item Descriptio n 1 DC-in jack Connects to an AC adapter . 2 Ethernet (RJ-45) port Connects to an Ethernet 1 0/100/ 1000-ba sed network.
8 Chapter 1 Right view # Icon Item Description 1 USB 2.0 ports Connect to USB 2.0 devices (e.g., USB mouse, USB camera). 2 Optical drive Internal optical drive; accepts CDs or DVDs. 3 Optical disk access indicator Lights up when the optical drive is active.
Chapter 1 9 Base view # Icon Item Description 1 Battery bay Houses the computer's battery pack. 2 Battery release la tch Releases the bat tery for removal. 3 Battery lock Locks the battery in position. 4 Hard disk bay Houses the computer's hard disk (secur ed with screw s).
10 Chapter 1 Indicators The computer has several easy-to-read status indicators . T he front panel indicato rs are visible even wh en the computer cover is closed. Easy-Launch Buttons Located above the keyboard ar e applicat ion butto ns. These buttons are call ed easy-l aunch buttons.
Chapter 1 11 NOTE: Illustrations are for reference only . The exact configuration of your PC depends on the model purchased. NOTE: When using the touchpad, keep it — and your fing ers — dry and clean. The touchpad is sensitive to finger movement; hence, the lighter the touch , the be tter the response.
12 Chapter 1 Windows Keys The keyboard has two keys that perform Wi ndows-specific functions. Main keyboard keys Hold <Fn> wh ile typing letters on embedded keypad.
Chapter 1 13 Hot Keys The computer employs hotkeys or key combinations to access most of the computer ’s controls like screen brightness, volume out put and the BIOS utility . T o activate hot keys, press and hold the < Fn> key before pressing the other key in the hotkey combination.
14 Chapter 1 Hardware S pecifications and Configurations Processor Throttling 50% : On= 99 C; OFF=93 C OS shut down at 105 C; H/W shot down at 1 10 .C Item Specification CPU type Aspire 5740: Intel ® Core i5 540M 2.53G 3M Aspire 5740G: Intel ® Core i3 330M PGA 2.
Chapter 1 15 NOTE: Above table lists s ome system memory configur ations. Y ou may combine DIMMs with various capacities to form other combinations. On above table, the configuration of slot 1 and slot 2 co uld be reversed.
16 Chapter 1 Hard Disk Drive Interface Item V endor & Model Name 2.5" 5400rpm 160GB HGST HTS545016B9A300 WD WD1600BEVT - 22ZCTO 2.5" 5400rpm 25 0GB HGST HTS545025B9A300 WD WD2500BEVT - 22ZCT0 2.5" 5400rpm 320GB HGST HTS545032B9A300 WD WD3200BEVT - 22ZCT0 2.
Chapter 1 17 Applicable disc format Applicable disc format CD: CD-DA, CD-ROM, CD-ROM XA, Photo CD (multi-session), Video CD, Cd-Extra (CD+), CD-text DVD: DVD-VIDEO, DVD-ROM, DVD-R (3.
18 Chapter 1 Applicable disc format Applicable disc format CD: CD-DA, CD-ROM, CD-RO M XA, Photo CD (multi-session), Video CD, Cd- Extra (CD+), CD-text DVD: DVD-VIDEO, DVD-RO M, DVD-R (3.
Chapter 1 19 Vid eo Item S pecification Chipset UMA AMD P ARK_XT 40nm 29mm*29mm M2 package AMD MADISON_PRO 40nm 29mm*29mm M2 package Memory size 1 GB DDR3 System Board Major Chips Item Controller PCH IC PCH HM55 QMNT MM#904 529 B3 MODEM Foxconn Delphi-AM5 V2H 1.
20 Chapter 1 Display Mode Normally White T ypi cal White Lumi nance (NIT) also called Brightness 220 Luminance Uniformi ty 1.25 max. Contrast Ratio 400 typical Response T ime msec 8 Nominal Input V ol tage VDD + 3.
Chapter 2 21 BIOS Setup Utility The BIOS Setup Utility is a hardware configuration prog ram built into y our computer ’s BIOS (Basic Input/ Output System). Y our computer is alre ady properly configured and optimi zed, and you do not need to run this utility .
22 Chapter 2 Navigating the BIOS Utility There are five menu options: Informati on, Main, Security , Boot, and Exit. Follow these instructio ns: • T o choose a menu, use the left and right arrow keys. • T o choose an item, use the up and down arrow keys.
Chapter 2 23 Information The Information screen displays a summary of your computer ha rdware information. NOTE: The system information is su bject to diff erent models. Parameter Description CPU T ype This field shows the CPU type and speed of the system.
24 Chapter 2 Main The Main screen allows th e user to set the system ti me and date as well as enable and disable bo ot menu, SA T A mode and recovery .
Chapter 2 25 The table below describes the parameters in this screen. Settings in boldface are the default and suggested parameter settings. NOTE: The sub-items under each device wil l not be shown if t he device control is set to d isable or auto. This is because the user is not allowed to control the settings in these cases.
26 Chapter 2 Security The Security screen co ntains parameters that help sa feguard and protect your co mpu ter from unauthorized use. NOTE: Please refer to “Remove HDD/BIOS Password” section if you need to know how to remove HDD/BIOS Password. The table below describes the parameters in this screen.
Chapter 2 27 Setting a Password Follow these steps as you set the user or the supervisor password: 1. Use the up/down keys to highlight the Set Superviso r Password parameter and press the Enter key . Th e Set Supervisor Password box appears: 2. T ype a password in the “Ente r New Password” field.
28 Chapter 2 2. T ype the current passw ord in the Enter Cur rent Password field and press Enter . 3. T ype a password in the Enter New Password field. Retype the password in the Confirm New Password field. 4. Press e. After setting the password, the comput er set s the User Password parameter to “Set”.
Chapter 2 29 Boot This menu allows the user to deci de the order of boot de vices to load the operatin g system. Bootable devices includes the diskette drive in module bay , the onbo ard hard disk drive and th e CD-ROM in module bay .
30 Chapter 2 Exit The Exit screen contains parameters that confirmed or discard the changes made to the parameters in the BIOS Setup Utility . The table below describes the parameters in this screen. Parameter Description Exit Saving Changes Exit System Setup and save your changes to CMOS.
Chapter 2 31 BIOS Flash Utility The BIOS flash memory upd ate is required for th e following conditions: • New versions of system programs • New features or options • Restore a BIOS when it becomes corrupted. Use the Flash utility to updat e th e system BIOS flash ROM.
32 Chapter 2 Remove HDD Password This section teaches you how to remove HDD password: Remove HDD Password: • If you key in the wrong HDD password thrice, “HDD password error code” will appear on the screen. See the image below . • If you need to solve HDD password locked problem, you can run HDD_PW .
Chapter 3 33 This chapter contains step-by-s tep procedures on how to disass emble the notebook computer for maintenance and troubleshooting . Disassembly Requirements T o disassemble the computer , y.
34 Chapter 3 General Information Pre-disassembly Instructions Before proceeding with the disassembly procedure, make su re that you do the following: 1. T urn off the power to the system and all peripherals. 2. Unplug the AC adapter and all power and signal cab les from the system.
Chapter 3 35 External Module Disassembly Process External Modules Disassembly Flowchart The flowchart below gives you a graph ic representation on the entire disassembly sequence and instructs you on the components that need to be removed during servicin g .
36 Chapter 3 Removing the Battery Pack 1. T urn base un it over . 2. Slide the battery lock/unlock l atch to the unlock position . Note: Battery has b een highlighted wi th the yellow ci rcle as above image shows. Please de tach the battery and follow the l ocal regulations for dispos al.
Chapter 3 37 Removing the SD Dummy Card 1. Push the SD dummy card all the way in to eject it . 2. Pull it out from the slot..
38 Chapter 3 Removing the DIMM Module 1. See “Removing the Battery Pack” on page 36. 2. Remove the one ca ptive screw and on e screw (A) securing the DIMM module cover . 3. Use a plastic screw driver to carefully pry open the DIMM module cover. Size (Quantity) Color To r q u e Part No.
Chapter 3 39 4. Push out the latches on both sides of the DIMM socket to release the DIMM. 5. Remove the DIMM module. Removing the Back Cover 1. See “Removing the Battery Pack” on page 36. 2. See “Removing the SD Dummy Card” on page 37. 3. See “Removing the DIMM Module” on page 38.
40 Chapter 3 5. Use a plastic screw driver to carefully pry open the back cover . 6. Remove the back cover from the lower case. Removing the Hard Disk Drive Module 1. See “Removing the Battery Pack” on page 36. 2. See “Removing the SD Dummy Card” on page 37.
Chapter 3 41 5. Remove the one screw (F) securing the hard disk drive module . 6. Slide the hard disk drive module away from the connector . Size (Quantity) Color To r q u e Part No.
42 Chapter 3 7. Lift the hard disk drive module and remo ve it from the hard disk drive bay . NOTE: T o prevent damage to device, avoid pressing down on it or placing heavy objects on top of it. 8. Remove the two screws (D) securing the hard disk to the bracket and remove the hard disk from the bracket.
Chapter 3 43 Removing the WLAN Modules 1. See “Removing the Battery Pack” on page 36. 2. See “Removing the SD Dummy Card” on page 37. 3. See “Removing the DIMM Module” on page 38. 4. See “Removing the Back Cover” on page 39. 5. See “Removing the Hard Disk Drive Module” on page 40.
44 Chapter 3 NOTE: When attaching the antenna back to the WLAN bo ar d, make sure the cable are arran ged properly . Removing the Optical Drive Module 1. See “Removing the Battery Pack” on page 36. 2. See “Removing the SD Dummy Card” on page 37.
Chapter 3 45 8. Remove the one screw (C) securing the locker bracket and remove the locker bracket from the optical disk drive module. Size (Quantity) Color To r q u e Part No.
46 Chapter 3 Main Unit Disassembly Process Main Unit Disassembly Flowchart Screw List Item Screw Color Part No. A M2.5 x L8 Black 86.00E34.738 E M2 x L4 Black 86.
Chapter 3 47 Removing the Middle Cover 1. See “Removing the Battery Pack” on page 36. 2. See “Removing the SD Dummy Card” on page 37. 3. See “Removing the DIMM Module” on page 38. 4. See “Removing the Back Cover” on page 39. 5. See “Removing the Hard Disk Drive Module” on page 40.
48 Chapter 3 10. Detach the cable from the volume bu tton board on the middle cover. 11 . Remove the one screw (F ) from the volume button boa rd and release the volume button board fro m the latch. Size (Quantity) Color To r q u e Part No. M2 x L4 (1) Silver 1.
Chapter 3 49 12. Detach the volume button board from the middle cover . Removing the Keyboard 1. See “Removing the Battery Pack” on page 36. 2. See “Removing the SD Dummy Card” on page 37. 3. See “Removing the DIMM Module” on page 38. 4. See “Removing the Back Cover” on page 39.
50 Chapter 3 10. Disconnect the keyboard cable from the ma in bo ard and detach the keyboard. Removing the LCD Module 1. See “Removing the Battery Pack” on page 36. 2. See “Removing the SD Dummy Card” on page 37. 3. See “Removing the DIMM Module” on page 38.
Chapter 3 51 10. Release the cables from the latches. 11 . Careful ly pull out the wireless antenna cables from the hole(s). 12. Release the cables from the latches.
52 Chapter 3 13. T urn over the system and remove the two screws (A) from the bottom of the left and right hinges. 14. Detach the LCD cable from the connector on the main board. Size (Quantity) Color To r q u e Part No. M2.5 x L8 (2) Black 3.0 kgf-cm 86.
Chapter 3 53 15. Remove the two screws (G) from the left and right hinge of the LCD module. 16. Carefully remove the L CD module from th e base unit. NOTE: When connecting the cable back to the unit, please no te that the cable should be routed well. Separating the Upper Case from the Lower Case 1.
54 Chapter 3 11 . Remove the three screws (F) from the middle cover . 12. Release the latch and disconnect the volume button bo ard cable from its connector the main board. 13. Release the l atch and disco nnect the touch pad cabl e from TPCN1 connect or on the main board.
Chapter 3 55 14. Release the latch and disconnect t he touchpad button cable from FP CN1 connector on the main board. 15. Disconnect the speaker cable from its connector on the main boa rd. 16. Disconnect the microphone connector from the main boa rd and remove the microphone.
56 Chapter 3 17. Remove the ten screws (A) securing th e lower case to the upper case. 18. Gently detach the uppe r ca se from the lower case. 19. Remove the upper case. Size (Quantity) Color To r q u e Part No. M2.5 x L8 (10) Black 3.0 kgf-cm 86.00E34.
Chapter 3 57 Removing the T ouchpad and T ouchp ad Button Boards 1. See “Removing the Battery Pack” on page 36. 2. See “Removing the SD Dummy Card” on page 37. 3. See “Removing the DIMM Module” on page 38. 4. See “Removing the Back Cover” on page 39.
58 Chapter 3 14. Release the touchpad button board metal bracket fr om the latche s and detach it from the upper case. 15. Release the touchpad button board from the la tches and detach it from the upper case.
Chapter 3 59 16. Pry to loosen the touchpad board. W ARNING: The touchpad board is glued to the uppe r case, only remove the touchpad board if it is defective. Note: Circuit board >10 cm² has b een highlighted with the yellow rectangle as a bove image shows.
60 Chapter 3 17. Detach the touchpad board from the upper case. Note: Circuit boards > 1 0cm 2 has been highligh ted with the yell ow rectangle as shown in the figure above. Please detach the circuit boards and follow the local regulations for disposa l.
Chapter 3 61 12. Remove the two screws (E) securing the left speaker module and remove it from the upper case. 13. Detach the left speaker module. Removing the USB Board Module 1. See “Removing the Battery Pack” on page 36. 2. See “Removing the SD Dummy Card” on page 37.
62 Chapter 3 12. Disconnect th e cables from the USB bo ard module. 13. Remove the one screw (F) securing the USB board module to the lower case. Size (Quantity) Color To r q u e Part No.
Chapter 3 63 14. Remove the USB board mod ule from the lower case. Removing the Modem Module 1. See “Removing the Battery Pack” on page 36. 2. See “Removing the SD Dummy Card” on page 37. 3. See “Removing the DIMM Module” on page 38. 4. See “Removing the Back Cover” on page 39.
64 Chapter 3 15. Remove the one screws (F) securing the modem bo ard module to the low er case. 16. Release the modem board module from the la tch and remove it from the lower case. Removing the Bluetooth Module 1. See “Removing the Battery Pack” on page 36.
Chapter 3 65 11 . See “Separating th e Upper Case from the Lower Case” on page 53. 12. See “Removing the Left S peaker Module” on page 60. 13. See “Removing the USB Board Module” on page 61. 14. See “Removing the Modem Modul e” on page 63.
66 Chapter 3 Removing the Right S peaker Module 1. See “Removing the Battery Pack” on page 36. 2. See “Removing the SD Dummy Card” on page 37. 3. See “Removing the DIMM Module” on page 38. 4. See “Removing the Back Cover” on page 39. 5.
Chapter 3 67 17. Disconnect the speaker cable from its connector on the main boa rd. 18. Remove the one screw (E) securing the speaker module and remove it from th e lower case. Size (Quantity) Color To r q u e Part No. M2 x L4 (1) Black 1.6 kgf-cm 86.
68 Chapter 3 19. Detach the right speaker module. Removing the Main Board 1. See “Removing the Battery Pack” on page 36. 2. See “Removing the SD Dummy Card” on page 37. 3. See “Removing the DIMM Module” on page 38. 4. See “Removing the Back Cover” on page 39.
Chapter 3 69 17. Remove one screw (F) securing the main board in place. Note: RTC battery has been highlighted wi th the yellow circle as sho wn in the figure above. Please detach the R TC battery and follow local regulation s for disposal. Note: Circuit boards >10 cm² has bee n highlighted with the yellow rectangle as abo ve image shows.
70 Chapter 3 19. Carefully remove the main board. Removing the Heatsink Module NOTE: There are two versio n of heatsink module. For thi s section, we are going to use the discrete model. The UMA version looks like the picture below: 1. See “Removing the Battery Pack” on page 36.
Chapter 3 71 17. See “Removing the Main Board” on page 68. 18. Disconnect the heatsink connector from the main board. 19. Remove the seven screws securing the heatsink module in the order shown. NOTE: The Discrete system may be shipped with AMD P ARK_XT or AMD MADISON_PRO.
72 Chapter 3 20. Carefully lift up the heatsink module. Removing the CPU 1. See “Removing the Battery Pack” on page 36. 2. See “Removing the SD Dummy Card” on page 37. 3. See “Removing the DIMM Module” on page 38. 4. See “Removing the Back Cover” on page 39.
Chapter 3 73 19. Using a flat screwdriver , turn the CPU socket latch counter-clockwise to release the CPU. 20. Lift up carefully to remove the CPU. NOTE: When installing the CPU, make sure to insta ll the CPU with PIN 1 at the corner as shown.
74 Chapter 3 LCD Module Disassembly Process LCD Module Disassembly Flowchart Screw List Item Screw Color Part No. B M2.5 x L6 Black 86.00E12.536 C M2 x L3 Silver 86.
Chapter 3 75 Removing the LCD Bezel 1. See “Removing the Battery Pack” on page 36. 2. See “Removing the SD Dummy Card” on page 37. 3. See “Removing the DIMM Module” on page 38. 4. See “Removing the Back Cover” on page 39. 5. See “Removing the Hard Disk Drive Module” on page 40.
76 Chapter 3 13. Carefully pry open the LCD bezel and remove it from the LCD panel. Removing the LCD panel with the Bracket s 1. See “Removing the Battery Pack” on page 36. 2. See “Removing the SD Dummy Card” on page 37. 3. See “Removing the DIMM Module” on page 38.
Chapter 3 77 13. Disconnect the cable from the web camera. 14. Remove the four screws (B) secu ring the LCD assembly . Size (Quantity) Color To r q u e Part No.
78 Chapter 3 15. Remove the LCD with the brackets from the back cover . Removing the LCD Brackets 1. See “Removing the Battery Pack” on page 36. 2. See “Removing the SD Dummy Card” on page 37. 3. See “Removing the DIMM Module” on page 38. 4.
Chapter 3 79 Removing the FPC Cable 1. See “Removing the Battery Pack” on page 36. 2. See “Removing the SD Dummy Card” on page 37. 3. See “Removing the DIMM Module” on page 38. 4. See “Removing the Back Cover” on page 39. 5. See “Removing the Hard Disk Drive Module” on page 40.
80 Chapter 3 16. Disconnect the FPC cable from the LCD panel. Removing the Antennas 1. See “Removing the Battery Pack” on page 36. 2. See “Removing the SD Dummy Card” on page 37. 3. See “Removing the DIMM Module” on page 38. 4. See “Removing the Back Cover” on page 39.
Chapter 3 81 14. See “Removing the LCD Brackets” on page 78. 15. See “Removing the FPC Cable” on page 79. 16. Release the antenna cables from the aluminium tapes. 17. Remove the left and right antenna cables toge ther with the tapes holding them in place.
82 Chapter 3 Removing the W eb Camera 1. See “Removing the Battery Pack” on page 36. 2. See “Removing the SD Dummy Card” on page 37. 3. See “Removing the DIMM Module” on page 38. 4. See “Removing the Back Cover” on page 39. 5. See “Removing the Hard Disk Drive Module” on page 40.
Chapter 4 83 Use the following procedure as a gui de for computer problems. NOTE: The diagnosti c tests are intended to test only Acer products. Non-Acer products, prototype cards, or modified options can give false e rrors and invalid system responses.
84 Chapter 4 System Check Procedures External Diskette Drive Check Do the following to isolate the problem to a controller, dr iver , or diske tte. A write-ena bled, diagno stic diskette is required. NOTE: Make sure that the diskette does not have more than on e label attached to it.
Chapter 4 85 • External keyboard If any of these devices do not work, reconnect the cable connector and rep eat the failing o peration. Memory Check Memory errors might stop system operations, show error messages on the screen, or hang the system. 1.
86 Chapter 4 Check the Battery Pack T o check the battery pack, do the following: From Software: 1. Check out the Power Management in control Panel 2. In Power Mete r , co nfirm that if the parameters sh own in the screen for Current Power Source and T otal Battery Power Remaining are correct.
Chapter 4 87 Index of Error Messages Error Code List Error Codes Error Messages 006 Equipment Configuration Error Causes: 1. CPU BIOS Update Code Mismatch 2.
88 Chapter 4 System timer error RTC battery Run BIOS Setup Utility to re configure system time , then reboot system. System board Real time cl ock error RTC battery Run BIOS Setup Utility to re configure system time , then reboot system.
Chapter 4 89 Error Message List No beep Error Messages FRU/Action in Sequence No beep, power-on indicator turns off and LCD is blank. Power source (battery pack and power adapter). See “Power System Check” on page 85.. Ensure every connector is connected tightl y and correctly .
90 Chapter 4 Phoenix BIOS Beep Codes Code Beeps POST Routine Description 02h V erify Real Mode 03h Disable Non-Maskable Interrupt (NMI) 04h Get CPU type 06h Initialize system hardware 08h Initialize c.
Chapter 4 91 3Ch Advanced configuration of chipset registers 3Dh Load alternate registers wi th CMOS values 42h Initialize interrupt vectors 45h POST device initiali zation 46h 2-1-2-3 Che ck ROM copy.
92 Chapter 4 82h Detect and install external RS232 ports 83h Configure non-MCD IDE controllers 84h Detect and install external parallel ports 85h Initialize PC-compa tible PnP ISA devices 86h Re-initi.
Chapter 4 93 B9h Prepare Boot BAh Initialize DMI parameters BBh Initialize PnP Option ROMs BCh Clear parity checkers BDh Display MultiBoot menu BEh Clear screen (optional) BFh Check virus and backup r.
94 Chapter 4 F5h Boot to Mini DOS F6h Clear Huge Seg ment F7h Boot to F ull DOS Code Beeps.
Chapter 4 95 Index of Symptom-to-FRU Error Message LCD-Related Symptoms Symptom / Error Action in Sequence LCD backlight doesn't work LCD is too da rk LCD brightness cann ot be adjuste d LCD contrast cann ot be adjusted Enter BIOS Utility to execute “Load Setup Default Settings”, then reboot system.
96 Chapter 4 The system doesn’t power-off. Power source (b attery pack and power adapter). See “Power System Check” on page 85. Hold and press the power switch for more than 4 seconds. System board Battery can’t be charged See “Check the Battery Pack” on page 86.
Chapter 4 97 The system doesn't resume from hibernation mode. See “Save to Disk (S4)” on page 20. Hard disk connection board Hard disk drive System board The system doesn't resume from standby mode after opening the LCD. See “Save to Disk (S4)” on page 20.
98 Chapter 4 NOTE: If you cannot find a symptom or an error in this list and the problem remains, see “Undete rmined Problems” on page 100. Modem-Related Symptoms Symptom / Error Action in Sequence Internal modem does not work correctly .
Chapter 4 99 Intermittent Problems Intermittent system hang problems can be caused by a variety of reasons th at have nothing to do with a hardware defect, such as: cosmic radiation, electros tatic discharge, or software errors. FRU replacement should be considered only when a recurring prob lem exists.
100 Chapter 4 Undetermined Problems The diagnostic proble ms does not identify wh ich adapter or device failed, which in stalled devices are incorrect, whether a short circuit is suspected, or whether the system is inoperative. Follow these procedure s to isolate the fail i ng FRU (do not isolate non-defective FRU).
Chapter 5 101 Main Board T op View No. Code Connector 1 SPKR_L1 Left speaker cable connector 2 KB1 Keyboard cable connector 3 AMIC1 MIC cable connector 4 SPKR_R1 Right speaker cable conne ctor 5 PSCN1.
102 Chapter 5 Bottom View No. Code Connector 1 BT1 Bluetooth board cable connector 2 LOUT1 Headphone/speaker/line-out jack 3 MICIN1 Microphon e-in jack 4 LIN1 Line-in port 5 USB1 & USB3 USB 2.
Chapter 5 103 Clearing Password Check and BIOS Recovery This section provides th e standard o perating procedures for clearing the password and BIOS recovery for the system. There is one Hardwa re Open Gap on the main board for cleari ng the password check and o ne Hotkey for enabling BIOS Recovery .
104 Chapter 5 • If there is no password request, the BIOS Password is cleare d. Otherwise, repeat the steps above and try again. NOTE: The steps are only for clearing the BIOS password (Supervisor Password and User Password). BIOS Recovery by Crisis Disk BIOS Recovery Boot Block BIOS Recovery Boot Block is a spec ial block of the BIOS.
Chapter 5 105 3. Decompress the Crisis Pa ckage Source. Select WINCRIS.EXE and then select Run as admi nistrator under Windows. 4. Keep the default settings and then click on the Star t button. 5. When the pop-up warning dial og box appears, press OK to continue creating the Crisis Disk.
106 Chapter 5 6. The Crisis Disk will be created after a few seconds. 7. Press No if you do n ot want to create anothe r Crisis Disk..
Chapter 5 107 8. Reconnect the USB removable storage device and check if it contains the 3 files shown in the following figure..
108 Chapter 5.
Chapter 6 109 This chapter gives you the FRU (Field Replaceable Unit) listing in glob al configurat i ons of Aspire 5 740/5740D/ 5340 Series. Refer to this chapter whenever orderi ng for parts to rep air or for RMA (Return Merchandise Authorization).
11 0 Chapter 6 Exploded Diagram.
Chapter 6 111 FRU List Aspire 5740/5740 D/5340 Series FRU List 1. ACER_ASPIRE 5740 UMACBB_JV50_CP (NO: LX.PM902.064/88 ) Category No. Part Name and Description Acer Part No. ADAPTER 1 ADAPTER 65W 19V 3PIN DEL T A ADP-65JH DB A L V5 LED LF YELLOW AP .06501.
11 2 Chapter 6 1 WIRELESS LAN BOARD FOXCON N A THEROS XB63 MINI CARD B/G NI.23600.062 1 WIRELESS LAN BOARD QMI A THEROS HB93 1X2 BGN HM EM306 NI.23600.064 1 WIRELESS LAN BOARD FOXCONN 802.1 1BGN BCM 43225 2X2 BGN (HM) T77H103.00 NI.2 3600.066 CABLES 1 BLUETOOTH BOARD CABLE 50.
Chapter 6 11 3 CABLES 1 POWER CORD 7.5A 250V 3P AUSTRALIA BK 27.03218.051 1 POWER CODE 7A 125V 2PIN JAP AN 27.03518.161 1 TOUCHP AD CABLE 50.P AW01.001 1 TOUCHP AD CABLE 50.P AW01.001 1 USB BOARD CABLE 50.P AW01.002 1 USB BOARD CABLE 50.P AW01.002 1 USB BOARD CABLE 50.
11 4 Chapter 6 1 MIDDLE COVER W/BLUETOOTH BUTTON WITH BLUE LIGHT (P-KEY) 42.P AW01.001 2 OPTICAL BRACKET 33.P AW01.002 1 SD DUMMY CARD 42.TKJ01.001 1 TOUCHP AD BRACKET 33.P AW01.001 1 UNITLOAD COVER 42.P AW01.002 1 UPPER CASE BLUE W/LED BUTTON BOARD CABLE&MICROPHONE &SPEAKER W/ O FINGER PRINT HOLE 60.
Chapter 6 11 5 DVD-RW DRIVE 2 ODD P ANASONIC SUPER-MUL TI DRIVE 12.7MM TRA Y DL 8X UJ890A LF W/O BEZEL SA T A HF+WINDOWS 7 KU.00807.070 2 ODD HLDS SUPER-MUL TI DRIVE 12.7MM T RA Y DL 8X G T30N LF W/O BEZEL SA T A FOR HF+WINDOWS7 KU.0080D.048 2 ODD SONY SUPER-MUL TI DRIVE 12.
11 6 Chapter 6 KEYBOARD 1 KEYBOARD 104KEYS NSK-ALA0J AC7T JV50 INTERNAL 17 ST ANDARD BLACK TEXTURE PORTUGAL KB.I170A.047 1 KEYBOARD 103KEYS NSK-ALA0J AC7T JV50 INTERNAL 17 ST ANDARD BLACK TEXTURE ARABIC KB.I170A.032 1 KEYBOARD 104KEYS NSK-ALA0J AC7T JV50 INTERNAL 17 ST ANDARD BLACK TEXTURE DANISH KB.
Chapter 6 11 7 MAINBOARD 1 MAINBOARD JV50_CP UMA HM55 LF W/RTC BA TTERY&MODEM BOARD NONE 3G MB.PM601.00 2 MEMOR Y 1 SODIMM 1GB DDRIII 1066MHZ KINGSTON ACR128X64D3S1066C7 LF 128*8 0.07UM KN.1GB07.001 1 SODIMM 1GB DDRIII 1066MHZ ELPIDA EBJ10UE8BDS0-AE-F LF 128*8 0.
Appendix A 11 8 Model Definition and Configuration Appendix A.
Appendix A 11 9 Aspire 5740/5740D/5340 NOTE: All models have following common specifications: aard reader (5-in- 1), wireless LAN (3rd WiFi 2x 2 BGN), NB chipset (HM55), batt ery (6CELL2.
Appendix A 120 AS5740DG- 434G50Mn E MEA South Africa LX.PRF02.028 AS5740DG-434G50Mn EM W7HP64EM A TZA4 M C MADISON_PRO1GBCbb_V3 2*2G/500_L/ 6L2.2/5R / CB_3D_GN_0.3D_GC_GWW_HG_ES61 Ci5430M NLED15.6 WXGAGD MADISON_PRO 1G-DDR3 (64*16*8) SO2GBIII10 N500GB5.
Appendix A 121 AS5740DG- 434G64Mn E MEA Sweden LX.PRF02.043 AS5740DG-4 34G64Mn W7HP 64ATSE1 MC MADISON_PRO1GBCbb_V3 2*2G/640/ 6L2.2/5R / CB_3D_GN_0.3D_GC_GWW_HG_FI12 Ci5430M NLED15.6 WXGAGD MADISON_PRO 1G-DDR3 (64*16*8) SO2GBIII10 N640GB5.4KS NSM8XS N N 90W 0.
Appendix A 122 AS5740DG- 434G50Mn E MEA Middle East LX.PRF02.031 AS5740DG-434G50Mn EM W7HP64EMATME2 MC MADISON_PRO1GBCbb_V3 2*2G/500_L/ 6L2.2/5R / CB_3D_GN_0.3D_GC_GWW_HG_AR11 Ci5430M NLED15.6 WXGAGD MADISON_PRO 1G-DDR3 (64*16*8) SO2GBIII10 N500GB5.4KS NSM8XS N N 90W 0.
Appendix A 123 AS5740DG- 332G32Mn CHINA China LX.PRF01.001 AS5740DG-332G32Mn W7HB64SCA TCN1 MC MADISON_PRO1GBCbb_V3 1 *2G/320/ 6L2.2/5R / CB_GN_0.3D_GC_GWE_HG_SC1 3 Ci3330M N15.6WXG AGD MADISON_PRO 1G-DDR3 (64*16*8) SO2GBIII10/ N N320GB5.4KS NSM8XS N N 90W 0.
Appendix A 124 AS5740DG- 334G32Mn EMEA Eastern Europe LX.PRF02.060 AS5740DG- 334G32Mn W 7HP64ATEU7 MC MADISON_PRO1GBCbb_V3 2*2G/320/ 6L2.2/5R / CB_GN_0.3 D_GC_GWW_H G_SL11 Ci3330M N15.6WXG AGD MADISON_PRO 1G-DDR3 (64*16*8) SO2GBIII10 N320GB5.4KS NSM8XS N N 90W 0.
Appendix A 125 AS5740DG- 334G32Mn E MEA Holland LX.PRF02.082 AS5740DG-3 34G32Mn W7HP 64ATNL1 MC MADISON_PRO1GBCbb_V3 2*2G/320/ 6L2.2/5R / CB_GN_0.3D_GC_GWW_HG_NL1 1 Ci3330M N15.6WXG AGD MADISON_PRO 1G-DDR3 (64*16*8) SO2GBIII10 N320GB5.4KS NSM8XS N N 90W 0.
Appendix A 126 AS5740G- 434G50Mn E MEA South Africa LX.PMB02.182 AS5740G-434G 50Mn EM W7HP64EM A TZA2 M C MADISON_PRO1GBCbb_V3 2*2G/500_L/ BT/6L2.2/5R/CB_GN_0.3D_HG_ES61 Ci5430M NLED15.6 WXGAG MADISON_PRO 1G-DDR3 (64*16*8) SO2GBIII10 N500GB5.4KS NSM8XS BT 2.
Appendix A 127 AS5740G- 435G50Mn AAP Singapore LX.PMB02.164 AS5740G-4 35G50Mn W7H P64ATSG1 MC MADISON_PRO1GBCbb_V3 4G+1G/ 500_L/BT/6L2.2 /5R/ CB_GN_0.3D_HG_ES61 Ci5430M NLED15.6 WXGAG MADISON_PRO 1G-DDR3 (64*16*8) SO4GBIII10/ SO1GBIII10 N500GB5 .4KS NSM8XS BT 2.
Appendix A 128 AS5740G- 334G50Mn E MEA Russia LX.PMB02.146 AS5740G-334G50Mn W7HP64RUA TRU1 MC MADISON_PRO1GBCbb_V3 2*2G/ 500_L/BT/6L2.2 /5R/ CB_GN_0.3D_HG_RU1 1 Ci3330M NLED15.6 WXGAG MADISON_PRO 1G-DDR3 (64*16*8) SO2GBIII10 N500GB5.4KS NSM8XS BT 2.1 N 90W 0 .
Appendix A 129 AS5740G- 434G50Mn E MEA Middle East LX.PMB02.130 AS5740G-434G 50Mn EM W7HP64EMATME4 MC MADISON_PRO1GBCbb_V3 2*2G/500_L/ 6L2.2/5R/CB_GN_0.3D_HG_RU61 Ci5430M NLED15.6 WXGAG MADISON_PRO 1G-DDR3 (64*16*8) SO2GBIII10 N500GB5.4KS NSM8XS N N 90W 0.
Appendix A 130 AS5740G- 434G50Mn EMEA Serbia/ Macedonia LX.PM B02.098 AS5740G-4 34G50Mn W7H P64ATCS1 MC MADISON_PRO1GBCbb_V3 2*2G/500_L/ 6L2.2/5R/CB _GN_0.3D_HG_SL 11 Ci5430M NLED15.6 WXGAG MADISON_PRO 1G-DDR3 (64*16*8) SO2GBIII10 N500GB5.4KS NSM8XS N N 90W 0.
Appendix A 131 AS5740G- 334G64Mn E MEA South Africa LX.PMB02.006 AS5740G-334G 64Mn EM W7HP64EM A TZA4 M C MADISON_PRO1GBCbb_V3 2*2G/640/ 6L2.2/5R/CB_GN_0.3D_HG_ES61 Ci3330M NLED15.6 WXGAG MADISON_PRO 1G-DDR3 (64*16*8) SO2GBIII10 N640GB5.4KS NSM8XS N N 90W 0.
Appendix A 132 AS5740G- 334G64Mn E MEA Middle East LX.PMB02.009 AS5740G-334G 64Mn EM W7HP64EMATME2 MC MADISON_PRO1GBCbb_V3 2*2G/640/ 6L2.2/5R/CB_GN_0.3D_HG_AR1 1 Ci3330M NLED15.6 WXGAG MADISON_PRO 1G-DDR3 (64*16*8) SO2GBIII10 N640GB5.4KS NSM8XS N N 90W 0.
Appendix A 133 AS5740G- 334G32Mn E MEA Greece LX.PMB02.08 9 AS5740G-33 4G32Mn W7HP 64A TGR1 MC MADISON_PRO1GBCbb_V3 2*2G/320/ 6L2.2/5R/CB_GN_0.3D_HG_EL31 Ci3330M NLED15.6 WXGAG MADISON_PRO 1G-DDR3 (64*16*8) SO2GBIII10 N320GB5.4KS NSM8XS N N 90W 0.3M DV Greek (KB.
Appendix A 134 AS5740G- 334G64Mn EMEA Luxembour g LX.PMB0 2.038 AS5740G-3 34G64Mn W7H P64ATLU3 MC MADISON_PRO1GBCbb_V3 2*2G/640/ 6L2.2/5R/CB _bgn_0.3D_HG_IT 41 Ci3330M NLED15.6 WXGAG MADISON_PRO 1G-DDR3 (64*16*8) SO2GBIII10 N640GB5.4KS NSM8XS N N 90W 0.
Appendix A 135 AS5740G- 334G64Mn E MEA Middle East LX.PMB02.018 AS5740G-334G 64Mn EM W7HP64EMATME4 MC MADISON_PRO1GBCbb_V3 2*2G/640/ 6L2.2/5R/CB_bgn_0.3D_HG_RU61 Ci3330M NLED15.6 WXGAG MADISON_PRO 1G-DDR3 (64*16*8) SO2GBIII10 N640GB5.4KS NSM8XS N N 90W 0.
Appendix A 136 AS5740G- 352G25Mn AAP Vietnam LX.PMF02 .098 AS5740G-352G 25Mn EM W7HP64EMA TVN1 MC P ARK_XT512Cbb_V3 1 *2G/250/6L2.2/5R/ CB_GN_0.3D_HG_ES61 Ci3350M NLED15.6 WXGAG PA R K _ X T 512M-DDR3 (64*16*4) SO2GBIII10/ N N250GB5.4KS NSM8XS N N 65W 0.
Appendix A 137 AS5740G- 352G25Mn AAP Vietnam LX.PMF02 .089 AS5740G-352G 25Mn EM W7HP64EMA TVN1 MC P ARK_XT512Cbb_V3 1*2G/250/ BT/6L2.2/ 5R/CB_GN_0.3D_HG_ES61 Ci3350M NLED15.6 WXGAG PA R K _ X T 512M-DDR3 (64*16*4) SO2GBIII10/ N N250GB5.4KS NSM8XS BT 2.
Appendix A 138 AS5740G- 524G50Mn AAP Singapore LX.PMF02.074 AS5740G-5 24G50Mn W7H P64ATSG1 MC P ARK_XT512Cbb_V3 2*2G/50 0_L/BT/ 6L2.2/5R/CB_GN_0.3D_HG_ES61 Ci5520M NLED15.6 WXGAG PA R K _ X T 512M-DDR3 (64*16*4) SO2GBIII10 N500GB5.4KS NSM8XS BT 2.1 N 65W 0 .
Appendix A 139 AS5740G- 334G32Mn EMEA Germany LX.PMF 02.060 AS5740G-3 34G32Mn W7H P64ATDE1 MC P ARK_XT512Cbb_V3 2 *2G/320/6L2.2/5R/ CB_GN_0.3D_HG_DE1 1 Ci3330M NLED15.6 WXGAG PA R K _ X T 512M-DDR3 (64*16*4) SO2GBIII10 N320GB5.4KS NSM8XS N N 65W 0.3M DV German (KB.
Appendix A 140 AS5740G- 333G32Mn E MEA T urkey LX.PMF02.012 AS5740G-333G 32Mn EM W7HP64EM A TTR1 M C P ARK_XT512Cbb_V3 2G+1G/3 20/6L2.2/ 5R/CB_GN_0.3D_HG_TR31 Ci3330M NLED15.6 WXGAG PA R K _ X T 512M-DDR3 (64*16*4) SO2GBIII10/ SO1GBIII10 N320GB5.4KS NSM8XS N N 6 5W 0.
Appendix A 141 AS5740G- 524G50Mn AAP Australi a/ New Zeal and LX.PM F02.056 AS5740G-5 24G50Mn W7HP6 4A T AU1 MC P ARK_XT512Cbb_V3 2*2G/50 0_L/BT/ 6L2.2/5R/CB_GN_0.3D_HG_ES61 Ci5520M NLED15.6 WXGAG PA R K _ X T 512M-DDR3 (64*16*4) SO2GBIII10 N500GB5.4KS NSM8XS BT 2.
Appendix A 142 AS5740G- 434G32Mn AAP India LX.PME02.005 AS5740G-43 4G32Mn W7HP64 INA TIN1 MC P ARK_XT512bb_V3 2*2G/32 0/BT/6L2.2/ 5R/CB_GN_HG_ ES61 Ci5430M NLED15.6 WXGAG PA R K _ X T 512M-DDR3 (64*16*4) SO2GBIII10 N320GB5.4KS NSM8XS BT 2.1 N 65W N US International (KB.
Appendix A 143 AS5740- 353G32Mn AAP Vietnam LX.PM90C.017 AS5740-353G32Mn LINPUSA VN1 UMACbb 2G+1G/320/ 6L2.2/5 R/ CB_GN_0.3D_HG_EN11 Ci3350M NLED15.6 WXGAG UMA N SO2GBIII10/ SO1GBIII10 N320GB5.4KS NSM8XS N N 6 5W 0.3M DV US International (KB.I170A.056) AS5740- 434G50Mn AAP Vietna m LX.
Appendix A 144 AS5740- 435G50Mn AAP India LX.PM902.105 AS5740-4 35G50Mn W7HP 64INATIN1 MC UMACbb 4G+1G/500_L/BT/6L2.2/ 5R/ CB_GN_0.3D_HG_ES61 Ci5430M NLED15.6 WXGAG UMA N SO4GBIII10/ SO1GBIII10 N500GB5 .4KS NSM8XS BT 2.1 N 65W 0.3M D V US International (KB.
Appendix A 145 AS5740- 334G32Mn E MEA Middle East LX.PM902.091 AS5740-33 4G32Mn EM W7HP64EM A TME2 MC UMACbb 2*2G/320/BT/6L2.2/5R/ CB_GN_0.3D_HG_AR21 Ci3330M NLED15.6 WXGAG UMA N SO2GBIII10 N320GB5.4KS NSM8XS BT 2.1 N 65W 0.3M DV Arabic (KB.I170A.032) AS5740- 332G64Mn AAP Australi a/ New Zeal and LX.
Appendix A 146 AS5740- 334G32Mn P A USA LX.PM902.054 AS5740-3 34G32Mn W7 HP64ATUS1 MC UMACbb 2*2G/320/6L2.2 /5R/ CB_GN_0.3D_HG_FRB1 Ci3330M NLED15.6 WXGAG UMA N SO2GBIII10 N320GB5.4KS NSM8XS N N 65W 0 .3M DV US International (KB.I170A.056) AS5740- 354G32Mn AAP Australi a/ New Zeal and LX.
Appendix A 147 AS5740- 434G50Mn PA ACLA- Portuguese LX.PM 902.074 AS5740-434G50Mn EM W7 HP64EMA TXC3 MC UMACbb 2*2G/500 _L/6L2.2/5R/ CB_GN_0.3D_HG_EN61 Ci5430M NLED15.6 WXGAG UMA N SO2GBIII10 N500GB5.4KS NSM8XS N N 65W 0 .3M DV US International (KB.I170A.
Appendix A 148 AS5740- 334G50Mn E MEA Portugal LX.PM902.030 AS5740-3 34G50Mn W7HP 64A TPT1 MC UMACbb 2*2G/500_L/6L2.2/5 R/ CB_bgn_0.3D_HG_PT1 1 Ci3330M NLED15.6 WXGAG UMA N SO2GBIII10 N500GB5.4KS NSM8XS N N 65W 0 .3M DV Portuguese (KB.I170A.047) AS5740- 334G50Mn E MEA Cyprus LX.
149 Appendix A AS5740- 334G50Mn E MEA Middle East LX.PM902.008 AS5740-33 4G50Mn EM W7HP64EM A TME2 MC UMACbb 2*2G/500 _L/6L2.2/5R/ CB_bgn_0.3D_HG_AR1 1 Ci3330M NLED15.6 WXGAG UMA N SO2GBIII10 N500GB5.4KS NSM8XS N N 65W 0 .3M DV Arabic (KB.I170A.032) AS5740- 334G50Mn E MEA Middle East LX.
Appendix A 150.
Appendix B 151 This computer ’s compat ibility is tested and verified by Acer ’s internal testing department. All of its system functions are tested under compatible Windows ® operating system for each model. Refer to the following lists for components, adapter ca rds, and peripherals which have passed these tests.
152 Appendix B Hardware Device T ests Item Device name V endor I/O peripherals Access Point Air S tation Wireless NFINITI [ModeNum:WZR-G144N], 802.1 1n/g/b Buffalo Buffalo Air S tation NFINITI [ModeNum:WZR2- G300N], 802.
Appendix B 153 Wireless Printer Photosmart C309 (CC35A) All-in-One Printer (4x6 photos/CD/ DVD/Quick Forms)/Scanner/Copier/Fax) Port: USB2.0/Ethernet/PictBridge/802.1 1g/BT HP Photosmart C4580 All-in-One Printer (4x6 photos) /Scanner/ Copier Port:USB2.
154 Appendix B.
Appendix C 155 This section describe s online techni cal support servic es available to hel p you repair your Acer Systems. If you are a distributor , dealer , ASP or TPM, please re fer your technical queries to your local Acer branch office. Acer Branch Offices and Regional Business Unit s may access our website.
156 Appendix C.
157 A AFLASH Utility 31 antennas removing 80 Audio 18 B back cover 39 Battery Pack 36 battery po wer indicator 10 BIOS 14 vendor 14 Version 14 BIOS Recovery 103 BIOS Recovery Boot Block 104 BIOS Recov.
158 L LCD bezel removing 75 LCD Brackets removing 78 LCD Module Disassembly Flowchart 74 LCD with the brac kets removing 76 M Main 101 Main Unit Disassembly Flowchart 46 media access on indicator 6 Me.
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 Acer 5740D 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 Acer 5740D - de cette manière, vous pouvez vérifier si l'équipement répond à vos besoins. Explorant les pages suivantes du manuel d'utilisation Acer 5740D, vous apprendrez toutes les caractéristiques du produit et des informations sur son fonctionnement. Les informations sur le Acer 5740D va certainement vous aider à prendre une décision concernant l'achat.
Dans une situation où vous avez déjà le Acer 5740D, 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 Acer 5740D.
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 Acer 5740D. Presque toujours, vous y trouverez Troubleshooting, soit les pannes et les défaillances les plus fréquentes de l'apparei Acer 5740D 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.
