ANUFACTURER Oki Data Corporation, 4-11-22 Shibaura, Minato-ku, Tokyo 108-8551, Japan MPORTER TO THE AUTHORISED REPRESENTATIVE Oki Europe Limited Blays House Wick Road Egham Surrey, TW20 0HJ United Kingdom For all sales, support and general enquiries contact your local distributor. NVIRONMENTAL INFORMATION...
OTES CAUTIONS AND WARNINGS NOTE A note provides additional information to supplement the main text. CAUTION! A caution provides additional information which, if ignored, may result in equipment malfunction or damage. WARNING! A warning provides additional information which, if ignored, may result in a risk of personal injury.
NTRODUCTION Congratulations on purchasing this printer! This printer series is designed to provide highly reliable letter quality printing and high resolution graphics for the desktop/office printing environment. It combines state-of-the- art, 9-pin (ML3320ECO/ML3321ECO) and 24-pin (ML3390ECO/ML3391ECO), serial impact dot matrix printing technology with advanced materials and superior construction to provide high performance and versatility in a desktop sized unit.
RINTING PAGES The whole manual, individual pages, or sections may be printed. The procedure is: From the toolbar, select File, then Print (or press the Ctrl + P keys). Choose which pages you wish to print: All pages, (1), for the entire manual. Current page, (2), for the page at which you are looking.
ETTING STARTED WARNING! If you have not already done so, familiarise yourself with the content of the Installation Safety booklet supplied with your printer. ETAINING PACKING MATERIALS After setting up your printer according to the instructions in the Set-up Guide, retain your packing materials and container in case you ever need to ship or transport your printer.
EAR VIEW Optional connector position: connect to optional accessory serial interface card or 100Base-TX/10Base-T network card. Cut-sheet feeder/ Roll Paper stand connector: connect the optional cut-sheet feeder or the roll paper stand. Parallel connector: connect to parallel interface connector. USB connector: connect to USB interface cable. Pin Tractor: to load and feed continuous forms.
Connect the power cable to a 220/240 V A/C power outlet (3a) and switch on the outlet power (3b). WARNING! Be careful when inserting a three-pronged AC plug. Before plugging it in, check the position of the FG terminal. Incorrect insertion may cause damage not only to the printer main body but also peripheral devices and electric shock, smoke and ignition.
The driver for your printer is provided on the CD included with the printer. You can either load the driver or select one of the compatible drivers listed below in your software application. IBM PROPRINTER III EPSON FX MICROLINE STANDARD ML3320/1 IBM ML3320/1 Epson Microline 320/321 IBM Proprinter III Epson FX286e Microline 320/321...
DIPUS The OKI DIPUS utility allows you remote access to the printer settings using the available applications. You can access DIPUS from Start > All Programs > Okidata > OKI DIPUS.
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TOF setup utility Using this utility you can now set the first line of print (TOF) for each page. This utility allows you to treat each print job individually. For detailed information on each utility and the different settings contained within, refer to the on-line help, by clicking each window Help button.
OADING PAPER OADING CONTINUOUS FORMS EAR FEED We recommend the rear-feed path for printing reports, etc., on single-thickness, continuous-form paper. For graphics or charts, it's best to use the single-sheet path (top feed). NOTE If you have paper in the paper path, be sure to remove it before installing rear-feed paper.
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Pull up on the lock levers and open the tractor covers. Move the right tractor over to fit the width of the paper. 13/03/96, 16:07 Place the first two holes in the paper over the tractor pins on either side and close the tractor covers.
Adjust the right tractor to centre the paper holes on the pins, and push back the lock lever. Lower the paper separator and place the wire guide (1) on the pull-up roller assembly (2). Press FF/LOAD. The paper feeds into the printer. NOTE The standard setting for the Top of Form (where the printing begins) is 2.54cm down from the top of the page.
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Open the carriage cover and lift the paper separator to the single-sheet position. Make sure the wire feed guide (1) is in the paper separator. Adjust the paper feed guides (1) for the width of the paper and place a sheet of paper in the separator.
(TOF) ETTING THE TOP OF FORM When setting the Top of Form, use the red line (1) on the paper shield as a reference: Make sure the printer is deselected (SEL light off). Press and hold SHIFT (1), then: Press LF (2) to move Top of Form higher on page Press FF/LOAD (3) to move Top of Form lower on page Press SEL to re-select the printer.
ESETTING THE TOP OF FORM TO THE STANDARD SETTING Turn the printer off. Hold PARK + QUIET/TOF while turning the printer back on. Switching paper paths To switch from continuous-forms to single-sheet feed: Tear off any printed pages. Press PARK. Move the paper separator to the single-sheet feed position.
MEDIA SETTING 45 - 75g/m² paper 75-90g/m² bond paper Labels 3 - 4 Envelopes 2-part form (w/carbon) 3 - 4 3-part form (w/carbon) 4 - 5 4-part form (w/carbon) UNNING THE SELF TESTS Font sample test To run the test: Turn the printer off, then press and hold LF while turning the printer on.
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Press SHIFT + SEL: the printer will enter the Menu Mode. Press LF. The following line will print: Printer Control Emulation Mode IBM PPR Press TEAR consecutively until the emulation you wish to select prints in the right- hand column. Press SHIFT + SEL to save your setting and exit the Menu Mode.
’ SING THE PRINTER S FEATURES EAR FEATURE Use this feature to advance continuous-form paper up to the tear position by simply pressing TEAR (1). NOTE The Tear Feature can not be used when the optional pull tractor is engaged. ORMS TEAR OFF FEATURE NOTE...
PERATING INSTRUCTIONS RINT MODE INDICATOR LIGHTS INDICATOR DESCRIPTION Glows: printer selected, ready to receive data Flashes: printer in Print Suppress Mode Not lit: printer deselected (can’t receive data) QUIET Glows: printer in Quiet state. POWER Glows: printer turned on PRINT QUALITY Indicate print quality and font selected.
RINT MODE CONTROL PANEL KEYS KEYS DESCRIPTION Selects/deselects printer. When held on power up, engages the Menu Mode. SHIFT Press and hold while pressing another switch to engage the alternate function for that switch (e.g. “Micro Feed Down” for the LF key). Moves paper up one line: press and hold for repetitive line feeds.
ELECTING THE PRINT QUALITY AND FONT NOTE Front panel settings for print quality and character pitch can be overridden by software commands. The lights will always reflect the printer's state. ML3320ECO/ML3321ECO PRINT QUALITY Press PRINT QUALITY to select: HSD: High Speed Draft >...
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ML3390ECO/ML3391ECO Press PRINT QUALITY to select: LQ: Letter Quality > Highest quality, slowest speed > Seven fonts > Recommended for correspondence UTILITY > Medium quality, medium speed > Gothic font only > Recommended for internal documents and high-volume data NOTE To select High Speed Draft mode, set the Print Quality to UTILITY and the Character Pitch to 15.
Selecting the Character Pitch Press CHARACTER PITCH to select the width of characters in characters per inch: 10 cpi > Recommended for standard text. 12 cpi > Yields more text per page. > Recommended for standard text. 15 cpi > In HSD mode, yields fastest printing.
NTERING AND EXITING THE MENU MODE To enter or exit the Menu Mode, hold SHIFT while pressing SEL. Resetting the Menu To reset the Menu to the standard settings: Turn the printer off. Press SEL + LF while turning the printer on. Printing the Menu settings Make sure paper is loaded in the printer.
UMMARY OF ENU SETTINGS The table below shows the items which may appear in the menu. Settings which are engaged at the factory (defaults) are set in bold. Some groups or entries will only appear when a specific emulation is engaged, as noted. GROUP ITEM FUNCTION...
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GROUP ITEM FUNCTION SETS ML3320ECO/ ML3390ECO/ ML3321ECO ML3391ECO Symbol Character Set Select character code Set I Set I Sets table. Set II Set II Standard (ML mode only) Line Graphics (ML mode only) Block Graphics (ML mode only) Language Set Select a language ASCII ASCII...
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GROUP ITEM FUNCTION SETS ML3320ECO/ ML3390ECO/ ML3321ECO ML3391ECO Symbol Code Page Select a code page. Sets cont. Canada French Serbo Croatic II Multilingual Canada French Portugal ECMA-94 Norway Multilingual Turkey Windows East Europe Greek_437 Portugal Greek_869 Windows Greek Greek_928 Norway Greek_437 CYPRUS Latin 5 (Windows Polska Mazovia...
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GROUP ITEM FUNCTION SETS ML3320ECO/ ML3390ECO/ ML3321ECO ML3391ECO Rear Feed Line Spacing Select line feed pitch. 6 LPI 8LPI Form Tear-Off When printer is idle (0.5, 1.0 or 2.0 sec), paper is 0.5 sec advanced from the 1.0 sec current print position to 2.0 sec the tear position.
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GROUP ITEM FUNCTION SETS ML3320ECO/ ML3390ECO/ ML3321ECO ML3391ECO Bottom Line Spacing Select line feed pitch. 6 LPI Feed 8 LPI Form Tear -Off When printer is idle (0.5, 1.0 or 2.0 sec), paper is 0.5 sec advanced from the 1.0 sec current print position to 2.0 sec the tear position.
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GROUP ITEM FUNCTION SETS ML3320ECO/ ML3390ECO/ ML3321ECO ML3391ECO Top Feed Line Spacing Select line feed pitch. 6 LPI 8 LPI Form Tear -Off When printer is idle (0.5, 1.0 or 2.0 sec), paper is 0.5 sec advanced from the 1.0 sec current print position to 2.0 sec the tear position.
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GROUP ITEM FUNCTION SETS ML3320ECO/ ML3390ECO/ ML3321ECO ML3391ECO Set-up Receive Buffer Select size of the 1 Line cont. Size received buffer. 32 K 64 K When “1 Line” is 128 K selected, the receive buffer size is set to 2 k bytes.
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GROUP ITEM FUNCTION SETS ML3320ECO/ ML3390ECO/ ML3321ECO ML3391ECO Set-up CSF Bin Select Appears only when the Bin 1 cont. optional Dual-Bin cut Bin 2 Sheet Feeder is installed. Use this to switch to Bin 2 as the default. Print DEL Code Change the setting to (Displayed only for Yes to print the DEL code...
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GROUP ITEM FUNCTION SETS ML3320ECO/ ML3390ECO/ ML3321ECO ML3391ECO Set-up Select Language Enable/disable the Combined cont. combination of the code Code Page Only page setting and the language conversion. Combined: Enable the combination of the code page and the language conversion. Code Page Only: Enable the code page only and suppress the language...
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GROUP ITEM FUNCTION SETS ML3320ECO/ ML3390ECO/ ML3321ECO ML3391ECO Serial I/F Parity None: Absence of parity None (Displ- ayed Odd: Odd parity Even when Even: Even parity Ignore connec- Ignore: Do not convert ted to the character to ox40 in Serial case of parity error.
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GROUP ITEM FUNCTION SETS ML3320ECO/ ML3390ECO/ ML3321ECO ML3391ECO CSF Bin 1 Line spacing Select line feed pitch 6 LPI 8 LPI (Display- ed when Bottom Margin Change to Invalid if you Valid Single-bin want the printer to Invalid Cut-sheet ignore the bottom feeder is margin setting.
AINTENANCE EPLACING THE RIBBON CARTRIDGE When the printer image becomes faint or incomplete, replace the ribbon cartridge. CAUTION! Only use genuine original consumables to ensure the best quality and performance from your hardware. Non original products may damage your printer’s performance and invalidate your warranty. WARNING! Do not change the ribbon cartridge with the power switch set to Make sure the printer is turned OFF.
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Unpack the new ribbon cartridge. Install the new ribbon cartridge. Turn the knob (1) in the direction of the arrow to take up any ribbon slack. CAUTION! Do not turn the knob anticlockwise as the ribbon might jam. Maintenance > 43...
LEANING YOUR PRINTER To keep your printer in good operating condition, you are advised to clean it regularly. WARNING! Set the printer Power Switch to OFF and disconnect the power cable from the printer before cleaning the printer. RINTER EXTERIOR CAUTION! Keep the access cover closed to avoid the possibility of detergent entering the printer.
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Use a clean, dry cloth to dust around the carriage shaft and platen. Remove any loose pieces of paper. CAUTION! > When you clean the interior of the printer with a vacuum cleaner, do not attempt to clean any parts smaller than the suction nozzle. >...
NSTALLING OPTIONS The following options are available for your printer. Installation instructions are supplied with the accessories. > 100BASE-TX/10BASE-T-Network Interface > RS-232C Serial Interface > Cut-sheet Feeder Single Bin > Cut-sheet Feeder Dual Bin (for ML3320ECO and ML3390ECO only) > Roll Paper Stand (for ML3320ECO and ML3390ECO only) >...
ROUBLESHOOTING LEARING PAPER JAMS FEED JAMS Turn the printer OFF and use the platen knob to back the paper all the way out. Open the access cover, and remove the pull-up roller assembly. Remove any torn pieces of paper. Replace the pull-up roller assembly, and close the access cover. Reload paper.
Turn the printer on. Press FF/LOAD. ORRECTING REPETITIVE REAR FEED JAMS If the paper keeps jamming, you probably have bits of paper stuck in the paper path. Perform steps through under "Rear-feed jams".” Grasp the paper separator (1), lift it slightly, pull back on it, then swing it forward. Fold some continuous-form paper over three times to make a page four sheets thick, load it on the tractors and close the covers.
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Swing the paper separator over, and use the platen knob to draw the quadruple- thick page around the platen: this brings out any jammed bits of paper. Remove the paper pieces, and use the platen knob to back the paper out. Swing the paper separator over, reload regular paper, and lower the paper separator back into place.
Press FF/LOAD. INGLE SHEET JAMS Turn the printer off. Use the platen knob to back the jammed paper out. Open the access cover and remove the pull-up roller assembly. Remove any torn pieces from around the carriage. Reinstall the pull-up roller assembly, and close the access cover. Turn the printer on and reload paper.
ESPONDING TO GENERAL PROBLEMS PROBLEM SOLUTION Nothing happens when I Check the power cable connection the outlet and to turn on the printer. your printer. If you are using a power strip, make sure it is turned on, and that the fuse has not blown nor the circuit breaker tripped.
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PROBLEM SOLUTION Continuous-form paper In cold dry weather, static charges can build up and is sticking to the paper make the paper cling to the paper separator. Try separator. moving the paper guides together so that the paper rests on the guides rather than on the separator. Ink smears on paper.
PECIFICATIONS MODEL MODEL NUMBER ML3320ECO D22800B ML3321ECO D22810B ML3390ECO D22820B ML3391ECO D22830B ITEM SPECIFICATION Print Method Impact dot matrix Printhead ML3320ECO/ML3321ECO 9 pins, 0.34 mm diameter, thermal protection ML3390ECO/ML3391ECO 24 pins, 0.20 mm diameter, thermal protection Dimensions (W x D x H) (Without platen knob, acoustic cover and paper separator)
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