Manuel d'utilisation / d'entretien du produit ML620 du fabricant OKI
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User's Guide 59320101 my.okidata.com RT322 ML620/ML621.
ML620/ML621 User’s Guide 2 ML620/ML621 User’s Guide P/N 59320101, Revision 1.2 September, 2010 Every effort has been made to ensure that the information in this document is complete, accurate, and up-to-date. Oki Data assumes no responsibility for the results of errors beyond its control.
ML620/ML621 User’s Guide 3 Chapter 1: Introduction ................................................................. 5 Printer Features ..................................................................................... 5 Oki Data on the Internet .
ML620/ML621 User’s Guide 4 Chapter 5: Maintenance .............................................................. 69 Replacing the Ribbon Cartridge ........................................................ 69 Ribbon Cartridge Handling ................
ML620/ML621 User’s Guide 5 Chapter 1: Introduction Printer Features Super reliable, durable oper ation: 25,000 hours Mean Time Between F ailures (MTBF) at 25% duty cycle and 35% page density Advanced paper handling, with built -in rear push tractor and z ero-tear forms capability .
ML620/ML621 User’s Guide 6 Parts Identication: Front View Sheet Guide, R ear Paper T ype Lever Platen Knob Sheet Guide, Front (open to t the front feed paper tra y or the tractor) Control Panel On-Off Switch Access Cover 1.
ML620/ML621 User’s Guide 7 Parts Identication: Rear View USB connector Par allel connector Optional Serial/Network connector V entilation Power Connector Optional Cut Sheet F eeder/Roll P aper Stand connector Note: The serial number of your printer is on a label on the back, beside “S/N.
ML620/ML621 User’s Guide 8 The Control Panel K eys work differently according to which “mode” is active. Hold down the CHR PITCH key and press the PRINT SPEED key to enter Menu mode; repeat the sequence to exit Menu mode. In Menu mode use the purple text labels underneath the keys to identify the function of each key.
ML620/ML621 User’s Guide 9 Control Panel Indicator Light Functions Indicator Light Color Status Explanation ALARM Red ON The paper is at its end; i.e. , no paper present. OFF Paper is present. Flashing When ashing with SEL : unrecover able status alarm.
ML620/ML621 User’s Guide 10 Control Panel Indicator Light Functions Indicator Light Color Status Explanation PRINT QUALITY Green ON > LED 1 > LED 2 > LED 1 and 2 With ALARM light ashing: > Indicates paper park/eject jam. > Indicates paper loading jam.
ML620/ML621 User’s Guide 11 Control Panel Indicator Light Functions Indicator Light Color Status Explanation CHR PITCH Green ON > LED 2 With TEAR light ON: > Printer is in Menu Mode . ON > LED 2 > LED 1 > LED 1 and 2 Without ALARM light ashing: > 10 CPI is selected.
ML620/ML621 User’s Guide 12 Print Mode Key Functions Function of Keys in PRINT MODE Key Status Function when pressed SEL On-line T akes the printer off-line. Off-line T akes the printer on-line. LF/FF (Line Feed/ Form Feed) On-line For continuous forms: when paper is loaded, performs a form feed.
ML620/ML621 User’s Guide 13 Function of Keys in PRINT MODE Key Status Function when pressed SEL + LOAD/ EJECT On-line No effect. Off-line Pressing these keys at the same time RESETS the printer to the original factory defaults. SEL + CHR PITCH On-line No effect.
ML620/ML621 User’s Guide 14 Chapter 2: Paper Handling This chapter describes how to use continuous forms and cut sheet paper in the printer , including: Loading Continuous F orms Paper Rear F eed Fr.
ML620/ML621 User’s Guide 15 Loading Continuous Forms Paper T o avoid paper feeding problems: Make sure the printer is on a surface approximately 30” (76 cm) abov e the oor . Position the continuous forms supply directly below the printer , no more than 1.
ML620/ML621 User’s Guide 16 Note: These instructions assume you have ready access to the back of the printer. If you do not, skip down to “Front Feed.” Make sure the printer is turned ON. Make sure the P aper T ype lever is in the REAR feed position: Open the access cover (1) and set the P aper Thickness lever to suit the paper .
ML620/ML621 User’s Guide 17 Grasp the sheet guide (1). Lift it slightly , then slide it off the printer . 4. From the back of the printer , locate the tractors (1). NOTE: If the tr actor assembly is in the front of the printer , open the front access door , grab the nger guides (2) on each side and pinch them together to release the guide.
ML620/ML621 User’s Guide 18 Open the lock levers (1) and mov e the right tractor ( as viewed from the back of the printer ) to the reference mark (2) matching the width of the paper you are loading. Then close the lock lever on the right tr actor . Move the rear paper guide to midw ay between the left and right tractor pins.
ML620/ML621 User’s Guide 19 Front Feed 1 Lock Lever 2 Upper T ractor Co ver 3 Pins Make sure the P aper T ype lever is in the FRONT feed position. Pull down the door to open the front sheet guide (1).
ML620/ML621 User’s Guide 20 Make sure the tr actor assembly is in the front of the printer . If the tractor is in the back, remove the sheet guide, grab the nger guides (1) on each side and pinch them together to release the guide.
ML620/ML621 User’s Guide 21 Bottom Feed (optional pull tractor) Make sure the printer is turned OFF . Remo ve the access cover . Adjust the P aper Thickness Lever to suit the paper .
ML620/ML621 User’s Guide 22 NOTE: If the TOF position shifts because of taking up slack, press the LF/FF key to set the TOF position. Do not use the platen knob for this option as this will cause irregular line spacing.
ML620/ML621 User’s Guide 23 Loading Cut Sheet Paper There are two methods of loading single sheets of cut sheet paper , top feed and front feed. See the following pages for instruction. Cut Sheet Paper, Top and Front Feed Make sure the printer is turned ON.
ML620/ML621 User’s Guide 24 Open the access cover and adjust the Paper Thickness lev er (1) to suit the paper . NOTE: If the Paper Thickness lever setting does not match the paper, feeding and printing may not work properly.
ML620/ML621 User’s Guide 25 Ejecting Cut Sheet Paper When the printer reaches the end of the cut sheet page it automatically ejects the page. If required, add another sheet for the printer to continue printing from where it left off .
ML620/ML621 User’s Guide 26 Top of Form (TOF) Important! If you turn the platen knob when the printer is on, the Top of Form misaligns. Always shut the printer off before turning the platen knob. Note: The factory default setting for the Top of Form (where the printing should begin) is 11/12” (23.
ML620/ML621 User’s Guide 27 Determining if Forms Tear-Off is Off or On When the TEAR light is blinking, it indicates that the printer is in TEAR position (i.
ML620/ML621 User’s Guide 28 Setting Top of Form (TOF): Notes: Adjusting the TOF can be done in cut sheet or continuous forms mode. If necessary, print the menu settings to determine where the current TOF is set. The default TOF is set at 11/12” (23.
ML620/ML621 User’s Guide 29 Resetting Top of Form to the Factory Default The factory default setting for the T op of Form (where the printing should begin) is 11/12” (23.28 mm) down from the top of the page. T o reset the T op of Form to the factory default: Remo ve paper from the paper path.
ML620/ML621 User’s Guide 30 Forms Tear-Off Feature Note: This feature is normally turned off. To use Forms Tear‑Off, you must enter the menu and change the setting to the desired time interval (see next page). The F orms T ear-Off feature allows a printed continuous forms page to be torn off without wasting paper or adjusting the printer .
ML620/ML621 User’s Guide 31 Changing the Forms Tear-Off Setting Note: The default setting for Forms Tear‑Off is OFF. T o change the Forms T ear-Off setting: Hold down the CHR PITCH key and press the PRINT SPEED key .
ML620/ML621 User’s Guide 32 Paper Park Important! Never park labels! Paper park allows y ou to switch to single-sheet printing without removing continuous feed paper from the printer . T o print single cut sheets: T ear off the last page of the continuous form paper .
ML620/ML621 User’s Guide 33 Paper Type Table P A P E R T Y P E L E V E R PO S I T I O N 1 2 3 4 5 6 7 8 9 10 Cut Sheet Paper 52-81 g/m 2 Χ 81-128 g/m 2 Χ 128-156 g/m 2 Χ Post Card Χ Envelope Χ .
ML620/ML621 User’s Guide 34 Chapter 3: Print Settings This section describes how to set and manage: Print Quality Character Pitch Print Speed Emulations For more print setting options, see the Menu settings in chapter 4.
ML620/ML621 User’s Guide 35 Print Quality Important! Front panel settings for print quality and character pitch are normally overridden by software commands.
ML620/ML621 User’s Guide 36 There are two CHARACTER PITCH indicator lights: The sequence of lights shows which character pitch is active: 10 CPI 12 CPI .
ML620/ML621 User’s Guide 37 Print Speed There are two PRINT SPEED indicator lights: The sequence of lights shows which print speed is active: Normal HIGH-SPEED QUIET HIGH-COPY ( = light off , = light on, = blinking light) The default PRINT SPEED is “Normal.
ML620/ML621 User’s Guide 38 Emulations IBM ® Proprinter III — factory setting Epson ® FX Oki ® MICROLINE ® Changing Emulations Make sure paper is loaded.
ML620/ML621 User’s Guide 39 Chapter 4: Menu Mode Note: Please print the current Menu Mode settings before you reset or change them. This is the only way to have a record of the settings. In Menu Mode, you use the front panel k eys to change the defaults for the printer parameters.
ML620/ML621 User’s Guide 40 Menu Mode Keys and Functions The following table describes the function of the keys in Menu Mode. Menu Mode Keys and Functions Key Function GROUP A GROUP is a general categorization of functions/features. Use the GROUP key to cycle forw ard through the options.
ML620/ML621 User’s Guide 41 Resetting the Menu to the Factory Defaults Note: Please print the current Menu Mode settings before you reset or change them. This is the only way to have a record of the settings. T o reset the Menu to the standard settings (factory defaults): T urn the printer off .
ML620/ML621 User’s Guide 42 Printing the Menu Settings Printing the Current Menu Settings Make sure paper is loaded in the printer . Press the SEL key to take the printer ofine (the SEL light will turn off ). While pressing the CHR PITCH key , press the PRINT SPEED key .
ML620/ML621 User’s Guide 43 Menu Settings Table For a complete explanation of each menu item, see “Explanations of Menu Items” later in this chapter . The table below shows the items which may appear in the menu. Settings which are engaged at the factory (defaults) are set in bold italic .
ML620/ML621 User’s Guide 44 MENU SETTINGS TABLE Group Item Function Settings (defaults are set in bold italic ) Font (cont.) Proportional Spacing Change the setting to Y es to engage proportional spacing of characters. No , Y es Style Change to italics if you want the printed characters to be slanted.
ML620/ML621 User’s Guide 45 MENU SETTINGS TABLE Group Item Function Settings (defaults are set in bold italic ) Symbol Sets ( cont .) Code Page Choose the Code P age character set you wish to use.
ML620/ML621 User’s Guide 46 MENU SETTINGS TABLE Group Item Function Settings (defaults are set in bold italic ) Rear F eed (Push) (cont.) Form T ear-Off 5 Specify manual form paper advancement or select a time; when printer is idle for .5, 1 or 2 seconds, paper is advanced from the current print position to the tear position.
ML620/ML621 User’s Guide 47 MENU SETTINGS TABLE Group Item Function Settings (defaults are set in bold italic ) Rear F eed (Push) (cont.) Page Length Specify the length of a continuous form. 3” (76.2 mm), 3.25” (82.6 mm), 3.33” (84.7 mm), 3.5” (88.
ML620/ML621 User’s Guide 48 MENU SETTINGS TABLE Group Item Function Settings (defaults are set in bold italic ) Rear F eed (Push) (cont.) Continuous Paper T op of Form For continuous forms, sets a T OF in small increments. 1/12” (2.12 mm), 2/12” (4.
ML620/ML621 User’s Guide 49 MENU SETTINGS TABLE Group Item Function Settings (defaults are set in bold italic ) Front Feed (Push) (cont.) Skip Over P erforation Specify whether to skip over perforations or not. When a skip- over command is receiv ed, it is given priority .
ML620/ML621 User’s Guide 50 MENU SETTINGS TABLE Group Item Function Settings (defaults are set in bold italic ) Front Feed (Push) (cont.) Cut Position Adjust Specify an adjustment v alue for where to cut the end of a continuous form.
ML620/ML621 User’s Guide 51 MENU SETTINGS TABLE Group Item Function Settings (defaults are set in bold italic ) Front Feed (Push) (cont.) Centering Position Used to limit printhead tr avel when printing narrow columns. Select Mode 1 for ML620. Select Mode 1 or Mode 2 for the ML621.
ML620/ML621 User’s Guide 52 MENU SETTINGS TABLE Group Item Function Settings (defaults are set in bold italic ) Pull (cont.) Page Length Specify the length of a continuous form. 3” (76.2 mm), 3.25” (82.6 mm), 3.33” (84.7 mm), 3.5” (88.9 mm), 3.
ML620/ML621 User’s Guide 53 MENU SETTINGS TABLE Group Item Function Settings (defaults are set in bold italic ) Cut Sheet T op Feed (cont.) Page Width (only displayed for ML621) 4 Change to 8” to print on narrow paper . 13.6” , 8” Page Length Specify the length of a cut sheet page.
ML620/ML621 User’s Guide 54 MENU SETTINGS TABLE Group Item Function Settings (defaults are set in bold italic ) Cut Sheet T op Feed (cont.) Cut Sheet Auto Eject Position For cut sheets, when it reaches the selected measurement, measured from the bottom of the page, it ejects the paper .
ML620/ML621 User’s Guide 55 MENU SETTINGS TABLE Group Item Function Settings (defaults are set in bold italic ) Cut Sheet T op Feed (cont.) Centering Position Used to limit printhead tr avel when printing narrow columns. Select Mode 1 for ML620. Select Mode 1 or Mode 2 for the ML621.
ML620/ML621 User’s Guide 56 MENU SETTINGS TABLE Group Item Function Settings (defaults are set in bold italic ) Cut Sheet Front Feed ( cont .) Paper Length Control If you are printing single sheets no longer than 17 inches and wish the printer to acknowledge the menu setting for T op Feed P age Length, change the setting to “by Menu Setting.
ML620/ML621 User’s Guide 57 MENU SETTINGS TABLE Group Item Function Settings (defaults are set in bold italic ) Cut Sheet Front Feed ( cont .) LF Revise Adjust the line feed in cut sheet mode. –14 ~ –1, 0 , +1 ~ +14 Centering Position Used to limit printhead tr avel when printing narrow columns.
ML620/ML621 User’s Guide 58 MENU SETTINGS TABLE Group Item Function Settings (defaults are set in bold italic ) Set-Up (cont.) Print Registr ation 1 Adjust the print starting position on printing in the reverse direction. The position moves to the right or left in 1/720” increments.
ML620/ML621 User’s Guide 59 MENU SETTINGS TABLE Group Item Function Settings (defaults are set in bold italic ) Set-Up ( cont .) Operator Panel Function 3 Set control panel operation. Limited operation locks functions on the control panel; only SEL, LOAD/EJECT , and TEAR keys work.
ML620/ML621 User’s Guide 60 MENU SETTINGS TABLE Group Item Function Settings (defaults are set in bold italic ) Set-Up ( cont .) SI Select Pitch (10 cpi) 8 (only displayed for IBM Emulation) Sets the pitch to be engaged when the printer control panel is set for 10 cpi and the SI command is received.
ML620/ML621 User’s Guide 61 MENU SETTINGS TABLE Group Item Function Settings (defaults are set in bold italic ) Set-Up ( cont .) Host Interface Set which interface the printer uses to receive printing commands.
ML620/ML621 User’s Guide 62 MENU SETTINGS TABLE Group Item Function Settings (defaults are set in bold italic ) Set-Up ( cont .) Rev erse Feed Control In reverse feed the paper is reverse fed back to the original printing position. TOF Stop , TOF Over Print Direction at DH Mode Set the print direction when printing double-height characters.
ML620/ML621 User’s Guide 63 MENU SETTINGS TABLE Group Item Function Settings (defaults are set in bold italic ) Set-Up ( cont .) FF Function Set the feeding operation upon receiving an FF code after cut sheet paper is fed. Eject, Form Feed Cut Sheet Park Function T o enable paper feed out of the cut sheet feeder , set to V alid.
ML620/ML621 User’s Guide 64 MENU SETTINGS TABLE Group Item Function Settings (defaults are set in bold italic ) Par allel I/F (cont.) Auto F eed XT 9 (only displayed for EPSON Emulation) If your system uses pin 14 of the parallel interface to control automatic line feed, change the setting to V alid.
ML620/ML621 User’s Guide 65 MENU SETTINGS TABLE Group Item Function Settings (defaults are set in bold italic ) Serial I/F (cont.) Baud Rate Set this to match your system’ s transmission speed.
ML620/ML621 User’s Guide 66 MENU SETTINGS TABLE Group Item Function Settings (defaults are set in bold italic ) CSF (Cut Sheet Feeder) Bin 1 (Appears only when the optional Cut Sheet Feeder is installed.) Line Spacing Change to 8 lines per inch (lpi) to get more lines on a page.
ML620/ML621 User’s Guide 67 MENU SETTINGS TABLE Group Item Function Settings (defaults are set in bold italic ) CSF (Cut Sheet Feeder) Bin 1 (cont.) Cut Sheet T op of Form Specify an adjustment v alue for the reference position for the TOF position when feeding a cut sheet (up to the mid-section of characters in the rst line).
ML620/ML621 User’s Guide 68 MENU SETTINGS TABLE Group Item Function Settings (defaults are set in bold italic ) Extension (cont.) Right Margin (Cut Sheet) If the printer data exceeds the width of the paper , printing is truncated column-by-column. Specify a margin from the right edge of the paper .
ML620/ML621 User’s Guide 69 Chapter 5: Maintenance Replacing the Ribbon Cartridge Important! Make sure you have the correct replacement ribbon for your printer. The wrong ribbon will not print when installed in your printer. Look for the printer model number on the ribbon package.
ML620/ML621 User’s Guide 70 Swing the used ribbon cartridge up off the printhead, lift it out, and discard it. Remo ve the new ribbon cartridge from its wrapping and note the position of the Ribbon Guide (1), Knob (2), and Pin (3). In the direction indicated by the arrows, 4.
ML620/ML621 User’s Guide 71 Set the P aper Thickness lever to match the paper being used. Close the access cover and turn the printer back on. 10. 11. NOTE: Make sure that the guide is pushed to the end of the printhead. Move the printhead horiz ontally to make sure that the ribbon is properly installed.
ML620/ML621 User’s Guide 72 CAUTION! If ribbon should contact the eyes: Flush eyes with large quantities of water for 15 minutes, keeping eyelids open with ngers. Seek medical attention. If ribbon should contact the skin W ash thoroughly with soap and water .
ML620/ML621 User’s Guide 73 Raise each Pin T ractor cov er and remove the continuous forms from the Pin T ractors. Rotate the platen knob and remo ve the forms from the front of the printer .
ML620/ML621 User’s Guide 74 Cut Sheet Paper Jams WARNING: Do not carry out any operations inside the printer with the Power Switch set to ON. Make sure the printer is turned OFF. Open the access cover . Set the P aper Thickness Lever to position 10.
ML620/ML621 User’s Guide 75 When the paper jams are cleared, replace the ribbon cartridge, close the access cover and turn the printer back on. 8. Cleaning the Printer T o keep your printer in good oper ating condition, you are advised to clean it regularly .
ML620/ML621 User’s Guide 76 Printer Interior WARNING! Allow the printhead to cool before cleaning inside the printer. To avoid any risk of re or electric shock, do not use any ammable solvents for cleaning the printer. Y ou should clean the printer housing every six months (or after about 300 hours of oper ation).
ML620/ML621 User’s Guide 77 Testing the Printer Font Sample T est Rolling A SCII T est Hexadecimal Dump Mode Font Sample Test Important! Wide carriage Model ML621: If you are using 8.5” paper to run the tests, make sure the paper width selection in the printer menu is set to 8.
ML620/ML621 User’s Guide 78 Rolling ASCII Test Important! Wide carriage Model ML621: If you are using 8.5” paper to run the tests, make sure the paper width selection in the printer menu is set to 8.5 inches. Otherwise, printing on the platen may damage the printer.
ML620/ML621 User’s Guide 79 Hexadecimal Dump Mode When the printer is placed in the Hexadecimal Dump Mode, all data received, including text and printer commands, is printed in both hexadecimal and ASCII format. For example, the following line of BA SIC code LPRINT CHR$ (27);”0”;CHR$ (30);”This is an example of a hexadecimal dump.
ML620/ML621 User’s Guide 80 Chapter 6: Troubleshooting General Information Here are some general things to check before proceeding with detailed troubleshooting.
ML620/ML621 User’s Guide 81 Responding to Alarm Conditions Use the following table for guidance on how to respond to alarm conditions. INDICATOR ALARM MEANINGS AND ACTIONS SEL ALARM OFF ON Paper has run out. Add paper and press the SEL key . OFF Flashing The P aper T ype lever is set incorrectly for the type of paper in use.
ML620/ML621 User’s Guide 82 Problems / Solutions Use the following table to help identify symptoms and possible causes and solutions. PROBLEM CAUSE SOLUTION No p ower No powe r The powe r ca ble in n ot p rope rly c onne cted . Che ck th at t he p ower cab le i s pro perl y con necte d at bot h th e po wer outle t an d th e pri nter .
ML620/ML621 User’s Guide 83 PROBLEM CAUSE SOLUTION Prin ting slow s dow n Pri nt d irect ion chan ges sud denly to unid irec tion al. Whe n the pri nthe ad o ver heat s, t he p rint er aut omati call y st arts uni dire ction al s plit pri nting .
ML620/ML621 User’s Guide 84 PROBLEM CAUSE SOLUTION The inpu t ap plic atio n co ntrol sig nal is n ot cor rect. Pri nt i n hex -dump mod e an d ve rif y the dat a con tent. Mak e c orre ctio ns in the app lica tion . The inte rfac e ca ble is n ot p roper ly con necte d.
ML620/ML621 User’s Guide 85 PROBLEM CAUSE SOLUTION The cont ent of a sin gle line is pri nted in t wo l ines . The left and /or righ t ma rgins are not cor rectl y se lect ed. R esel ect the left and righ t ma rgin s co rrect ly in the a ppli cati on.
ML620/ML621 User’s Guide 86 PROBLEM CAUSE SOLUTION Impr oper cont inuou s fo rms f eed No line feed , an d no pap er fee d. P aper is off the P in T ra ctor s. Rel oad pape r cor rect ly . The adju st l eve r po siti on do es n ot m atch the pap er t ype.
ML620/ML621 User’s Guide 87 PROBLEM CAUSE SOLUTION P aper fee d op era tion s fo r bot h cut she ets and cont inuo s for ms ar e ac tuat ed. The cut shee t is not eje cted .
ML620/ML621 User’s Guide 88 Appendix A: Parts & Accessories Purchasing Parts & Accessories Before you purchase, know your printer model number (see the front of the unit) and have the correct part number and description of the item. Item descriptions and part numbers are provided in this section.
ML620/ML621 User’s Guide 89 Consumables Item Part Number Model ML620 Ribbon 44173403 Model ML621 Ribbon 44173404 Accessories Option Part Number Model ML620 T ractor Assembly (Pull) 44753901 T ractor.
ML620/ML621 User’s Guide 90 IBM Proprinter III Commands IBM Command ASCII Decimal Backspace BS 8 Carriage Return CR 13 Character Pitch Select 10 cpi DC2 18 Select 12 cpi ESC : 27 58 Select 15 cpi ES.
ML620/ML621 User’s Guide 91 IBM Proprinter III Commands (continued) IBM Command ASCII Decimal Double Width On ESC W 1 27 87 49 Double Width Off ESC W 0 27 87 48 Emphasized Printing On ESC E 27 69 Em.
ML620/ML621 User’s Guide 92 IBM Proprinter III Commands (continued) IBM Command ASCII Decimal Overscore On ESC _ 1 27 95 49 Overscore Off ESC _ 0 27 95 48 Paper Out Sensor Off ESC 8 27 56 Paper Out .
ML620/ML621 User’s Guide 93 Epson FX Commands Epson Command ASCII Decimal Backspace BS 8 Carriage Return, Execute CR 13 Character Pitch Select 10 cpi ESC P 27 80 Select 12 cpi ESC M 27 77 Select 15 .
ML620/ML621 User’s Guide 94 Epson FX Commands (continued) Epson Command ASCII Decimal Line Spacing, Set n/144” (n = 0 to 127) ESC % 9 n 27 37 57 n n/216” (n = 0 to 255) ESC 3 n 27 51 n n/72” E.
ML620/ML621 User’s Guide 95 Oki MICROLINE Standard Commands Oki Command ASCII Decimal Backspace BS 8 Carriage Return CR 13 Character Pitch Select 10 cpi RS 30 Select 12 cpi FS 28 Select 15 cpi ESC g 27 103 Select 17.
ML620/ML621 User’s Guide 96 Oki MICROLINE Standard Commands (continued) Oki Command ASCII Decimal Paper Out Sensor Off ESC E 1 27 69 49 Paper Out Sensor On ESC E 0 27 69 48 Print Quality Select HSD/.
ML620/ML621 User’s Guide 97 Appendix C: Specications Note: Specications are subject to change without notice. Print Method Impact dot matrix Printhead 18 pins, 0.30 mm (0.012”) diameter , with thermal protection Interfaces Standard : Bi-directional parallel, IEEE-1284 compliant, USB 2.
ML620/ML621 User’s Guide 98 Print Speed Print Mode Character Pitch 10 cpi 12 cpi 15 cpi 17. 1 cpi 20 cpi SSD — 70 0 cps — — — HSD 600 c ps 600 cps 600 cps 60 0 cp s 600 c ps Uti lity 45 0 cp.
ML620/ML621 User’s Guide 99 Bar Codes Code 39 UPC A, UPC E EAN 8, EAN 13 Interleaved 2 of 5 Code 128 Postnet CODEBAR (NW7) Industrial 2 of 5 Matrix 2 of 5 Paper Thickness: Tractor Feed Rear/Front Push F eed: 0.015” (0.36 mm) maximum Rear/Front Pull F eed: 0.
ML620/ML621 User’s Guide 100 Paper Specications Paper Size Cut Shee t Pap er P aper Wid th ML 620 ML 621 3.9 – 1 0.1” (99. 1 – 256. 5 mm ) 3.9 – 1 6.5” (99. 1 – 419. 1 mm ) P aper Len gth 3 .9 – 14. 3” ( 99.1 – 36 3 mm ) Sin gle-p art weig ht 45 – 90 g/m 2 Thi cknes s 0.
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 OKI ML620 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 OKI ML620 - de cette manière, vous pouvez vérifier si l'équipement répond à vos besoins. Explorant les pages suivantes du manuel d'utilisation OKI ML620, vous apprendrez toutes les caractéristiques du produit et des informations sur son fonctionnement. Les informations sur le OKI ML620 va certainement vous aider à prendre une décision concernant l'achat.
Dans une situation où vous avez déjà le OKI ML620, 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 OKI ML620.
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 OKI ML620. Presque toujours, vous y trouverez Troubleshooting, soit les pannes et les défaillances les plus fréquentes de l'apparei OKI ML620 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.
