Oki ML621 Support and Manuals
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OkiLAN 6130 Network Card Installation Guide - Page 8
... the printer. Installing Your Driver
From the CD or OKI Data website - The product driver utility is available from OKI Data's website at http://www.okidata.com
Resetting to the factory default settings and reboots.
8 The lights will flash briefly after releasing the button, then the card will reset. Release the TEST button. follow the installation instructions. If you...
ML620, ML621 Users' Guide - English - Page 3
... Problems with Software Packages 30 Changing the Forms Tear-Off Setting 31 Manual Forms Tear Off 31 Paper Park 32 Setting the Paper Thickness Lever 32
Paper Type Table 33
Chapter 3: Print Settings 34...41 Printing the Menu Settings 42
Printing the Current Menu Settings 42 Printing All Menu Settings 42 Changing the Menu Settings 42 Menu Settings Table 43
ML620/ML621 User's Guide
ML620, ML621 Users' Guide - English - Page 4
... Mode 79
Chapter 6: Troubleshooting 80 General Information 80 Responding to Alarm Conditions 81 Problems / Solutions 82
Appendix A: Parts & Accessories 88 Purchasing Parts & Accessories 88 Consumables 89 Accessories 89
Appendix B: Printer Control Codes 90 IBM Proprinter III Commands 90 Epson FX Commands 93 Oki MICROLINE Standard Commands 95
Appendix C: Specifications 97
Print Method...
ML620, ML621 Users' Guide - English - Page 5
... the Internet The Oki Data Web Sites provide the most current information available on your printer. You may reach Oki Data via Oki Data's Web Sites. Chapter 1: Introduction
Printer Features
Super reliable, durable operation: 25,000 hours Mean Time Between Failures (MTBF) at :
www.okiprintingsolutions.com my.okidata.com
ML620/ML621 User's Guide
ML620, ML621 Users' Guide - English - Page 25
... paper: When printing on individual sheets. Failure to change the Centering position (see the Menu Settings Table in Chapter 3) to the paper tray. This type of card can result in the ...the thinnest part of the envelope the print density may slip causing erratic line spacing. Seal-type cards: Test seal-type cards thoroughly before using . ML620/ML621 User's Guide 25
if...
ML620, ML621 Users' Guide - English - Page 38
... - factory setting Epson® FX Oki® MICROLINE®
Changing Emulations
1. Hold down the CHR PITCH key and press the PRINT SPEED key to select prints in the right‑hand column.
.
Hold down the CHR PITCH key and press the PRINT
SPEED key. .
Press LF/FF. ML620/ML621 User's Guide 38...
ML620, ML621 Users' Guide - English - Page 59
... from the computer from resetting the printer to its defaults, set to Yes. No, Yes
Print Suppress Effective Set whether to Yes. if it overprints, select Yes. Limited ... Emulation)
Print DEL Code 7 (only displayed for ML Emulation)
Set whether to "Yes."
ML620/ML621 User's Guide 59 MENU SETTINGS TABLE
Group Set-Up (cont.)
Item Operator Panel Function 3
Function
Set control panel operation. ...
ML620, ML621 Users' Guide - English - Page 80
... operated under the proper
ambient conditions? Does the paper being used meet the
specifications for this product? Is the paper properly installed? Is the ribbon properly installed? Is an Oki ribbon being used? Is the printhead gap correctly set? Are the correct printer drivers being used for the
printer?
Note...
ML620, ML621 Users' Guide - English - Page 82
... cable. Check that the power cable is disconnected. Wrong interface cable attached.
Power outlet problem or power outage.
ML620/ML621 User's Guide 82 The ribbon cartridge has not been installed. CAUSE
SOLUTION
The power cable in the printer.
Press the SEL key.
PROBLEM No power No power
No printing takes place SEL indicator is unlit.
ML620, ML621 Users' Guide - English - Page 83
... ribbon cartridge correctly.
The printer will return to normal. PROBLEM Printing slows down
CAUSE
SOLUTION
Print direction changes suddenly to priority. ML620/ML621 User's Guide 83 Printout contains completely different characters or symbols. Replace the ribbon with a dry cloth. The ribbon cartridge is missing. Set the speed to its end-of print is not installed correctly.
ML620, ML621 Users' Guide - English - Page 85
...or deformed characters A paper feed error due to the end. Continuous...in the application.
Load sheets to the end. PROBLEM
CAUSE
The content of cut sheets are used, ...are not loaded to eject. The printer is not set correctly. The LF/FF key was pressed. Reset line...paper guide. Eject the continuous forms and select the printer's cut sheet feed
No paper feed. ML620/ML621 User's Guide ...
ML620, ML621 Users' Guide - English - Page 88
...
Before you to register your product and personalize your printer model number (see the front of the unit) and have the correct part number and description of our web sites
http://my.okidata.com (allows you purchase, know your own support needs)
http://www.okiprintingsolutions.com (provides general information)
In the United States...
ML620, ML621 Users' Guide - English - Page 96
... Commands (continued)
Oki Command
ASCII
Paper Out Sensor Off Paper Out Sensor On
ESC E 1 ESC E 0
Print Quality Select HSD/SSD
ESC # 0
Select NLQ Courier ESC 1
Select NLQ Gothic
ESC 3
Select Utility
ESC 0
Print Speed, Set to Full ESC > Print Speed, Set to Half ESC <
Print Suppress On...D ESC ESC = VT
Decimal 27 76 27 77 27 74 27 75 27 67 27 68 27 45 27 61 11
ML620/ML621 User's Guide 96
ML620, ML621 Users' Guide - English - Page 97
...
Ribbon Life ML620: approx. 8 million characters (Utility Mode)
ML621: approx. 13 million characters (Utility Mode)
Emulations (co-resident)
IBM Proprinter III Epson FX Oki MICROLINE Standard
Physical Specifications
Note: Height dimensions do not include the acoustic
cover.
Appendix C: Specifications
Note: Specifications are subject to change without notice.
ML620, ML621 Users' Guide - English - Page 100
ML620/ML621 User's Guide 100 Paper Specifications
Paper
Size
Cut Sheet Paper
Paper Width ML620
3.9 - 10.1" (99.1 - 256.5 mm)
ML621
3.9 - 16.5" (99.1 - 419.1 mm)
Paper Length
3.9 - 14.3" (99.1 - 363 mm)
Single-part weight 45 - 90 g/m2
Thickness
0.002 - 0.0055" (0.05 - 0.14 mm)
NOTE: Multi-part cut sheet paper cannot be free of copies Rear and Front push...
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