Manuale d’uso / di manutenzione del prodotto ML691 del fabbricante OKI
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User's Guide 59101601 my.okidata.com RT322 ML690/ML691.
ML690/ML691 User’s Guide 2 ML690/ML691 User’s Guide P/N 59101601, 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.
ML690/ML691 User’s Guide 3 Chapter 1: Introduction ................................................................. 5 Printer Features ..................................................................................... 5 Oki Data on the Internet .
ML690/ML691 User’s Guide 4 Chapter 5: Maintenance .............................................................. 70 Replacing the Ribbon Cartridge ........................................................ 70 Ribbon Cartridge Handling ................
ML690/ML691 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 .
ML690/ML691 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.
ML690/ML691 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.
ML690/ML691 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.
ML690/ML691 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.
ML690/ML691 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.
ML690/ML691 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.
ML690/ML691 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.
ML690/ML691 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.
ML690/ML691 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.
ML690/ML691 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.
ML690/ML691 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 .
ML690/ML691 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.
ML690/ML691 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.
ML690/ML691 User’s Guide 19 Press and hold the LOAD/EJECT key to adv ance the paper . Note: The factory default setting for the Top of Form (where the printing should begin) is 11/12” down from the top of the page. To change the setting, see “Top of Form (TOF)”.
ML690/ML691 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.
ML690/ML691 User’s Guide 21 Press and hold the LOAD/EJECT key to adv ance the paper . Note: The factory default setting for the Top of Form (where the printing should begin) is 11/12” (23.28 mm) down from the top of the page. To change the setting, see “Top of Form (TOF)”.
ML690/ML691 User’s Guide 22 down to take up slack. Slack will cause the line spacing to be inconsistent. Turn the platen to help remove the slack. pull_tractor -cover -close-A Close the access cover . T urn the printer ON. Press the LF/FF key to feed paper to the tr actor .
ML690/ML691 User’s Guide 23 TEAR and LF/FF keys at the same time, then release the keys. Continue until the tear-off perfor ations have been aligned with the paper cutter . When data is received by the printer or when the SEL key is pressed to select the printer , the paper will retract to the new position.
ML690/ML691 User’s Guide 24 Set the left margin of the paper by adjusting the appropriate Paper Guides (1) along the scale (2) relative to the start of the printed line marker arrow . 5. Open the access cover and adjust the P aper Thickness lever (1) to suit the paper .
ML690/ML691 User’s Guide 25 T o advance the paper in small steps, press LF/FF . NOTES: > Make sure that the paper is accurately aligned along the Paper Guide to avoid the possibility of skewed printing or paper jams. > When printing an envelope, do not open up the ap.
ML690/ML691 User’s Guide 26 Notes on Different Types of Paper Narrow paper : When printing on very narrow paper (e.g. , three inches), change the Centering position (see the Menu Settings T able in Chapter 3) to “Mode1” . F ailure to change the Centering position can result in paper jams.
ML690/ML691 User’s Guide 27 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.
ML690/ML691 User’s Guide 28 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.
ML690/ML691 User’s Guide 29 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.
ML690/ML691 User’s Guide 30 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.
ML690/ML691 User’s Guide 31 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 .
ML690/ML691 User’s Guide 32 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 .
ML690/ML691 User’s Guide 33 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 .
ML690/ML691 User’s Guide 34 Paper Type Table P A P E R T Y P E L E V E R P O S I T I O N 1 2 3 4 5 6 7 8 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 Cont.
ML690/ML691 User’s Guide 35 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.
ML690/ML691 User’s Guide 36 Print Quality Important! Front panel settings for print quality and character pitch are normally overridden by software commands.
ML690/ML691 User’s Guide 37 There are two CHARACTER PITCH indicator lights: The sequence of lights shows which character pitch is active: 10 CPI 12 CPI .
ML690/ML691 User’s Guide 38 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.
ML690/ML691 User’s Guide 39 Emulations Epson LQ— factory setting IBM ® PPR IBM ® AGM (combines the IBM Proprinter emulation with Epson LQ graphics for special graphics applications) Changing Emulations Make sure paper is loaded. Press SEL . Hold down the CHR PITCH key and press the PRINT SPEED key .
ML690/ML691 User’s Guide 40 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.
ML690/ML691 User’s Guide 41 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.
ML690/ML691 User’s Guide 42 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 .
ML690/ML691 User’s Guide 43 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 .
ML690/ML691 User’s Guide 44 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 .
ML690/ML691 User’s Guide 45 MENU SETTINGS TABLE Group Item Function Settings (defaults are set in bold italic ) Font (cont.) Size 1 Change to Double for double width and height printing. Single , Double Symbol Sets Character Set Select the character code table.
ML690/ML691 User’s Guide 46 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.
ML690/ML691 User’s Guide 47 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.
ML690/ML691 User’s Guide 48 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.
ML690/ML691 User’s Guide 49 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.
ML690/ML691 User’s Guide 50 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 .
ML690/ML691 User’s Guide 51 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.
ML690/ML691 User’s Guide 52 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 ML690. Select Mode 1 or Mode 2 for the ML691.
ML690/ML691 User’s Guide 53 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.
ML690/ML691 User’s Guide 54 MENU SETTINGS TABLE Group Item Function Settings (defaults are set in bold italic ) Cut Sheet T op Feed (cont.) Page Width (only displayed for ML691) 4 Change to 8” to print on narrow paper . 13.6” , 8” Page Length Specify the length of a cut sheet page.
ML690/ML691 User’s Guide 55 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 .
ML690/ML691 User’s Guide 56 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 ML690. Select Mode 1 or Mode 2 for the ML691.
ML690/ML691 User’s Guide 57 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.
ML690/ML691 User’s Guide 58 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.
ML690/ML691 User’s Guide 59 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.
ML690/ML691 User’s Guide 60 MENU SETTINGS TABLE Group Item Function Settings (defaults are set in bold italic ) Set-Up ( cont .) Reset Inhibit T o prevent a reset signal from the computer from resetting the printer to its defaults, set to Y es. No , Y es Print Suppress Effective Set whether to enable or disable a print suppress setup command.
ML690/ML691 User’s Guide 61 MENU SETTINGS TABLE Group Item Function Settings (defaults are set in bold italic ) Set-Up ( cont .) Time Out Print If your software spends a long time processing between.
ML690/ML691 User’s Guide 62 MENU SETTINGS TABLE Group Item Function Settings (defaults are set in bold italic ) Set-Up ( cont .) Select Language Set Select “combined” to set both country and language; select “code page only” for language only .
ML690/ML691 User’s Guide 63 MENU SETTINGS TABLE Group Item Function Settings (defaults are set in bold italic ) Set-Up ( cont .) Sleep Mode Default setting saves power by having the printer go into sleep mode; when disabled the printer never goes into sleep mode.
ML690/ML691 User’s Guide 64 MENU SETTINGS TABLE Group Item Function Settings (defaults are set in bold italic ) Set-Up ( cont .) Cut Sheet Park Function T o enable paper feed out of the cut sheet feeder , set to V alid. Invalid , V alid Feed Up when Menu Printing T o move the paper to the Access Cover to see the Menu printing, set to Y es.
ML690/ML691 User’s Guide 65 MENU SETTINGS TABLE Group Item Function Settings (defaults are set in bold italic ) Par allel I/F (cont.) Auto F eed XT 8 (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.
ML690/ML691 User’s Guide 66 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.
ML690/ML691 User’s Guide 67 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.
ML690/ML691 User’s Guide 68 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).
ML690/ML691 User’s Guide 69 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 .
ML690/ML691 User’s Guide 70 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.
ML690/ML691 User’s Guide 71 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).
ML690/ML691 User’s Guide 72 make it easier to mount the ribbon cartridge. Holding the sides of the ribbon guide slope it downward until the ribbon guide comes in line with the slot of the printhead. NOTE: Make sure that the guide is pushed to the end of the printhead.
ML690/ML691 User’s Guide 73 T urn the take-up knob in the direction of the arrow to take up any ribbon slack. 9. CAUTION! Do not turn the knob counterclockwise as the ribbon may jam. Make sure that the ribbon is not twisted or damaged when it goes through the gap between the printhead and the ribbon guide.
ML690/ML691 User’s Guide 74 Clearing Paper Jams Continuous Feed 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 . T ear off any unprinted continuous forms.
ML690/ML691 User’s Guide 75 When the paper jams are cleared, lower the top P aper T ray and slide it tow ards the front of the printer until the marks align. Close the access cover and turn the printer back on. 8. 9. Cut Sheet Paper Jams WARNING: Do not carry out any operations inside the printer with the Power Switch set to ON.
ML690/ML691 User’s Guide 76 Remo ve the ribbon cartridge. See “R eplacing the Ribbon Cartridge. ” Move the printhead aw ay from the paper . Rotate the platen knob in the relev ant direction and pull the cut sheet out from the top of the printer .
ML690/ML691 User’s Guide 77 Cleaning the Printer T o keep your printer in good oper ating condition, you are advised to clean it regularly . WARNING! Turn the printer OFF and disconnect the power cable from the printer before cleaning.
ML690/ML691 User’s Guide 78 Testing the Printer Font Sample T est Rolling A SCII T est Hexadecimal Dump Mode Font Sample Test Important! Wide carriage Model ML691: 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.
ML690/ML691 User’s Guide 79 Rolling ASCII Test Important! Wide carriage Model ML691: 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.
ML690/ML691 User’s Guide 80 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.
ML690/ML691 User’s Guide 81 Chapter 6: Troubleshooting General Information Here are some general things to check before proceeding with detailed troubleshooting.
ML690/ML691 User’s Guide 82 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 Paper T ype lever is set incorrectly for the type of paper in use.
ML690/ML691 User’s Guide 83 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 . Ch eck t hat the powe r ca ble i s pr oper ly con necte d at bot h th e po wer outle t an d th e pri nter .
ML690/ML691 User’s Guide 84 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 .
ML690/ML691 User’s Guide 85 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.
ML690/ML691 User’s Guide 86 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.
ML690/ML691 User’s Guide 87 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.
ML690/ML691 User’s Guide 88 PROBLEM CAUSE SOLUTION P aper fee d op era tion s fo r bo th cut shee ts a nd c onti nuou s for ms ar e ac tiv ate d. The cut shee t is not eje cted .
ML690/ML691 User’s Guide 89 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.
ML690/ML691 User’s Guide 90 Consumables Item Part Number Model ML690 Ribbon 44173403 Model ML691 Ribbon 44173404 Accessories Option Part Number Model ML690 T ractor Assembly (Pull) 44753901 T ractor.
ML690/ML691 User’s Guide 91 IBM Proprinter 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 ESC g .
ML690/ML691 User’s Guide 92 IBM Proprinter 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 Emphas.
ML690/ML691 User’s Guide 93 IBM Proprinter 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 Sens.
ML690/ML691 User’s Guide 94 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 .
ML690/ML691 User’s Guide 95 Epson FX Commands (continued) Epson Command ASCII Decimal Line Spacing, Set n/180” (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.
ML690/ML691 User’s Guide 96 Appendix C: Specications Note: Specications are subject to change without notice. Print Method Impact dot matrix Printhead 24 pins, 0.2 mm (0.008”) diameter , with thermal protection Interfaces Standard : Bi-directional par allel, IEEE-1284 compliant, USB 2.
ML690/ML691 User’s Guide 97 Print Speed Print Mode Character Pitch 10 cpi 12 cpi 15 cpi 17. 1 cpi 20 cpi HSD 480 c ps 576 cps — — — Dra ft 360 c ps 432 cps 540 cps 30 9 cp s 360 c ps LQ 120 cp.
ML690/ML691 User’s Guide 98 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.
ML690/ML691 User’s Guide 99 Paper Specications Paper Size Cut Shee t Pap er P aper Wid th ML 690 ML 691 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 ” (9 9.1 – 36 3 mm ) Sin gle-p art weig ht 12 – 24 lb .
Un punto importante, dopo l’acquisto del dispositivo (o anche prima di acquisto) è quello di leggere il manuale. Dobbiamo farlo per diversi motivi semplici:
Se non hai ancora comprato il OKI ML691 è un buon momento per familiarizzare con i dati di base del prodotto. Prime consultare le pagine iniziali del manuale d’uso, che si trova al di sopra. Dovresti trovare lì i dati tecnici più importanti del OKI ML691 - in questo modo è possibile verificare se l’apparecchio soddisfa le tue esigenze. Esplorando le pagine segenti del manuali d’uso OKI ML691 imparerai tutte le caratteristiche del prodotto e le informazioni sul suo funzionamento. Le informazioni sul OKI ML691 ti aiuteranno sicuramente a prendere una decisione relativa all’acquisto.
In una situazione in cui hai già il OKI ML691, ma non hai ancora letto il manuale d’uso, dovresti farlo per le ragioni sopra descritte. Saprai quindi se hai correttamente usato le funzioni disponibili, e se hai commesso errori che possono ridurre la durata di vita del OKI ML691.
Tuttavia, uno dei ruoli più importanti per l’utente svolti dal manuale d’uso è quello di aiutare a risolvere i problemi con il OKI ML691. Quasi sempre, ci troverai Troubleshooting, cioè i guasti più frequenti e malfunzionamenti del dispositivo OKI ML691 insieme con le istruzioni su come risolverli. Anche se non si riesci a risolvere il problema, il manuale d’uso ti mostrerà il percorso di ulteriori procedimenti – il contatto con il centro servizio clienti o il servizio più vicino.
