User Guide
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...complete, accurate, and up-to in this guide will not affect the applicability of Microsoft Corporation in it. Trademark Information OKI and MICROLINE are either registered trademarks or trademarks of the information in the United States and other companies does not necessarily constitute ...endorsement by Oki Data. IBM is a registered trademark of errors beyond its control. ML 420/421 User's Guide P/N 59348301, Revision 1.2 February, ...
...complete, accurate, and up-to in this guide will not affect the applicability of Microsoft Corporation in it. Trademark Information OKI and MICROLINE are either registered trademarks or trademarks of the information in the United States and other companies does not necessarily constitute ...endorsement by Oki Data. IBM is a registered trademark of errors beyond its control. ML 420/421 User's Guide P/N 59348301, Revision 1.2 February, ...
User Guide
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...• Read and follow all equipment plugged into a grounded outlet. If you know that the total of safe, reliable performance. Safety Your Oki printer has been carefully designed to give you should not exceed 15 amperes. It will remain easily accessible. • Be certain that you 're... is less than the extension's rating. Contact an electrician to have an older, non-grounded outlet. Generally, the total ratings of the printer. As with your power source matches the rating listed on a firm, solid surface. If the cord becomes damaged or frayed, replace it...
...• Read and follow all equipment plugged into a grounded outlet. If you know that the total of safe, reliable performance. Safety Your Oki printer has been carefully designed to give you should not exceed 15 amperes. It will remain easily accessible. • Be certain that you 're... is less than the extension's rating. Contact an electrician to have an older, non-grounded outlet. Generally, the total ratings of the printer. As with your power source matches the rating listed on a firm, solid surface. If the cord becomes damaged or frayed, replace it...
User Guide
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... A: Parts & Accessories 66 Purchasing Parts & Accessories 66 Replacement Parts 67 Accessories 68 Appendix B: Printer Control Codes 69 IBM Proprinter III Commands 69 Epson FX Commands 72 Oki MICROLINE Standard Commands 75 Appendix C: Specifications 78 Appendix D: Installation 84 Location 84 Unpack 84 Install...1284 88 USB: Specification 1.1 Compliant 89 Loading Paper 89 Testing the Printer 90 Font Sample Test 90 Rolling ASCII Test 91 Hexadecimal Dump Mode 92 Emulations 92 Printer Drivers 92 Loading the OKI Driver 93 Using a Compatible Driver 93 Index 94 6 Microline 420/...
... A: Parts & Accessories 66 Purchasing Parts & Accessories 66 Replacement Parts 67 Accessories 68 Appendix B: Printer Control Codes 69 IBM Proprinter III Commands 69 Epson FX Commands 72 Oki MICROLINE Standard Commands 75 Appendix C: Specifications 78 Appendix D: Installation 84 Location 84 Unpack 84 Install...1284 88 USB: Specification 1.1 Compliant 89 Loading Paper 89 Testing the Printer 90 Font Sample Test 90 Rolling ASCII Test 91 Hexadecimal Dump Mode 92 Emulations 92 Printer Drivers 92 Loading the OKI Driver 93 Using a Compatible Driver 93 Index 94 6 Microline 420/...
User Guide
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...cps - Super Speed Draft (SSD) Mode: 570 cps • This rugged 9-pin printer can meet the needs of harsh and demanding environments. You may reach Oki Data via Oki Data's Web Sites. Chapter 1: Introduction Printer Features • Super reliable, durable operation: 20,000 hours Mean Time Between Failures (...com • my.okidata.com 7 Near Letter Quality (NLQ) Mode: 95 cps - Oki Data on the Internet The Oki Data Web Sites provide the most current information available on your printer. On-line documents are available for viewing and downloading via the Internet at 25% duty cycle...
...cps - Super Speed Draft (SSD) Mode: 570 cps • This rugged 9-pin printer can meet the needs of harsh and demanding environments. You may reach Oki Data via Oki Data's Web Sites. Chapter 1: Introduction Printer Features • Super reliable, durable operation: 20,000 hours Mean Time Between Failures (...com • my.okidata.com 7 Near Letter Quality (NLQ) Mode: 95 cps - Oki Data on the Internet The Oki Data Web Sites provide the most current information available on your printer. On-line documents are available for viewing and downloading via the Internet at 25% duty cycle...
User Guide
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...in Chapter 3. For more data. Paper Park Your printer's paper park feature allows you select through the menu. Saving Time Internet Support Oki Data provides support via the Internet: • www.okidata.com is the main web site, the gateway to Oki Data's products and services. • http://my....forms page to be torn off without removing continuous feed paper from Oki Data. Forms Tear-Off and the Top of Oki Data's web site designed to print a single sheet (cut-sheet) page without wasting paper or adjusting the printer. For more information, see "Top of Form (TOF) and Forms...
...in Chapter 3. For more data. Paper Park Your printer's paper park feature allows you select through the menu. Saving Time Internet Support Oki Data provides support via the Internet: • www.okidata.com is the main web site, the gateway to Oki Data's products and services. • http://my....forms page to be torn off without removing continuous feed paper from Oki Data. Forms Tear-Off and the Top of Oki Data's web site designed to print a single sheet (cut-sheet) page without wasting paper or adjusting the printer. For more information, see "Top of Form (TOF) and Forms...
User Guide
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... settings and does not reset the printer to the factory defaults. The SEL light goes out. 2 Press and hold SHIFT (2), then press SEL (1). 3 Press LF (3). Emulations • IBM® Proprinter III - factory setting • Epson® FX • Oki® MICROLINE® Changing Emulations... 1 Make sure paper is loaded. 2 Press and hold SHIFT (2), then press the RESET/ CHARACTER PITCH key. The following line prints: Printer Control Emulation Mode IBM PPR 4 Press TEAR (4) repeatedly until the...
... settings and does not reset the printer to the factory defaults. The SEL light goes out. 2 Press and hold SHIFT (2), then press SEL (1). 3 Press LF (3). Emulations • IBM® Proprinter III - factory setting • Epson® FX • Oki® MICROLINE® Changing Emulations... 1 Make sure paper is loaded. 2 Press and hold SHIFT (2), then press the RESET/ CHARACTER PITCH key. The following line prints: Printer Control Emulation Mode IBM PPR 4 Press TEAR (4) repeatedly until the...
User Guide
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...? • 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? Chapter 6: Troubleshooting General Information Here are some general things to check before proceeding with detailed troubleshooting...
...? • 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? Chapter 6: Troubleshooting General Information Here are some general things to check before proceeding with detailed troubleshooting...
User Guide
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Item descriptions and part numbers are provided in this section. • Consult the dealer where your purchased your printer. • Locate an Authorized Oki Data Reseller by phone at 1-800-654-3282 (1-800-OKI-DATA) using VISA®, MasterCard®, or AmEx®. • In Canada, call 888-309-4570. 66 ...(provides general information) • In the United States, purchase directly from Oki Data - Via telephone Order toll-free by visiting one of our web sites http://my.okidata.com (allows you purchase, know your printer model number (see the front of the unit) and have the correct ...
Item descriptions and part numbers are provided in this section. • Consult the dealer where your purchased your printer. • Locate an Authorized Oki Data Reseller by phone at 1-800-654-3282 (1-800-OKI-DATA) using VISA®, MasterCard®, or AmEx®. • In Canada, call 888-309-4570. 66 ...(provides general information) • In the United States, purchase directly from Oki Data - Via telephone Order toll-free by visiting one of our web sites http://my.okidata.com (allows you purchase, know your printer model number (see the front of the unit) and have the correct ...
User Guide
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Oki MICROLINE Standard Commands Oki Command Backspace Carriage Return Character Pitch Select 10 cpi Select 12 cpi Select 15 cpi Select 17.1 cpi Select 20 cpi Character Sets Standard Block ... Control Codes 75 Z Decimal 8 13 30 28 27 103 29 27 35 51 27 33 48 27 33 49 27 33 50 27 33 90 Oki Command Slashed Zero Unslashed Zero Double Height On Double Height Off Double Width Printing Emphasized Printing On Emphasized Printing Off Enhanced Printing On Enhanced Printing...
Oki MICROLINE Standard Commands Oki Command Backspace Carriage Return Character Pitch Select 10 cpi Select 12 cpi Select 15 cpi Select 17.1 cpi Select 20 cpi Character Sets Standard Block ... Control Codes 75 Z Decimal 8 13 30 28 27 103 29 27 35 51 27 33 48 27 33 49 27 33 50 27 33 90 Oki Command Slashed Zero Unslashed Zero Double Height On Double Height Off Double Width Printing Emphasized Printing On Emphasized Printing Off Enhanced Printing On Enhanced Printing...
User Guide
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... Commands (continued) Oki Command Line Feed Commands w/ Carriage Return w/o Carriage Return n/144" (n = 0 to 127) Reverse Line Spacing Set Spacing to 1/6" Set Spacing to 1/8" Set Spacing, in n/144" (n = 0 to ... 8 ESC % 9 n ESC G n n ESC % S 0 Decimal 10 27 18 27 37 53 n 27 10 27 54 27 56 27 37 57 n 27 71 n n 27 37 83 48 Oki Command Paper Out Sensor Off Paper Out Sensor On Print Quality Select HSD/SSD Select NLQ Courier Select NLQ Gothic Select Utility Print Speed, Set...
... Commands (continued) Oki Command Line Feed Commands w/ Carriage Return w/o Carriage Return n/144" (n = 0 to 127) Reverse Line Spacing Set Spacing to 1/6" Set Spacing to 1/8" Set Spacing, in n/144" (n = 0 to ... 8 ESC % 9 n ESC G n n ESC % S 0 Decimal 10 27 18 27 37 53 n 27 10 27 54 27 56 27 37 57 n 27 71 n n 27 37 83 48 Oki Command Paper Out Sensor Off Paper Out Sensor On Print Quality Select HSD/SSD Select NLQ Courier Select NLQ Gothic Select Utility Print Speed, Set...
User Guide
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Emulations (co-resident) • IBM Proprinter III • Epson FX • Oki MICROLINE Standard Print Speed Mode Super Speed Draft (SSD) High Speed Draft (HSD) Utility Near Letter Quality (NLQ) Speed (Characters per Second) 570 cps 507 cps 380 cps 95 cps Characters per Line (cpl) Setting 10 cpi 12 cpi 15 cpi 17.1 cpi 20 cpi ML420 80 cpl 96 cpl 120 cpl 137 cpl 160 cpl ML421 136 cpl 163 cpl 204 cpl 233 cpl 272 cpl Specifications 79
Emulations (co-resident) • IBM Proprinter III • Epson FX • Oki MICROLINE Standard Print Speed Mode Super Speed Draft (SSD) High Speed Draft (HSD) Utility Near Letter Quality (NLQ) Speed (Characters per Second) 570 cps 507 cps 380 cps 95 cps Characters per Line (cpl) Setting 10 cpi 12 cpi 15 cpi 17.1 cpi 20 cpi ML420 80 cpl 96 cpl 120 cpl 137 cpl 160 cpl ML421 136 cpl 163 cpl 204 cpl 233 cpl 272 cpl Specifications 79
User Guide
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...; Code 128 • Postnet Paper Thickness: Tractor Feed Rear Feed: 0.014" (0.36 mm) maximum Bottom Feed: 0.017" (0.44 mm) max. Graphics Resolution Emulation IBM, Epson Oki MICROLINE Density Single Double Quadruple Single Double Quadruple Max.
...; Code 128 • Postnet Paper Thickness: Tractor Feed Rear Feed: 0.014" (0.36 mm) maximum Bottom Feed: 0.017" (0.44 mm) max. Graphics Resolution Emulation IBM, Epson Oki MICROLINE Density Single Double Quadruple Single Double Quadruple Max.
User Guide
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...wish to change to one of the compatible drivers listed below in Chapter 3. or • Turn the printer off the printer. 3 Hold the SEL and FF/LOAD keys for several seconds while turning on the printer. To engage the Hexadecimal Dump Mode: 1 Make sure paper is an example of the other emulations, ...For example, the following line of BASIC code LPRINT CHR$ (27);"0";CHR$ (30);"This is loaded. 2 Turn off , then on the CD included with the printer. You can either load the Oki driver or select one of a hexadecimal dump." To exit the Hexadecimal Dump Mode: • Press the SEL key. The...
...wish to change to one of the compatible drivers listed below in Chapter 3. or • Turn the printer off the printer. 3 Hold the SEL and FF/LOAD keys for several seconds while turning on the printer. To engage the Hexadecimal Dump Mode: 1 Make sure paper is an example of the other emulations, ...For example, the following line of BASIC code LPRINT CHR$ (27);"0";CHR$ (30);"This is loaded. 2 Turn off , then on the CD included with the printer. You can either load the Oki driver or select one of a hexadecimal dump." To exit the Hexadecimal Dump Mode: • Press the SEL key. The...
User Guide
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...the software for information on -screen instructions. Loading the OKI Driver Parallel Interface 1 Insert the CD into your CD-ROM drive. 4 Follow the on . The Windows Add New Hardware Wizard window displays. 2 Click Next. 3 Insert the CD into your printer model. 3 When the Menu Installer window appears, ...click the Printer Software button. 4 Follow the on how to the top of the list as possible. Use one as close to select...
...the software for information on -screen instructions. Loading the OKI Driver Parallel Interface 1 Insert the CD into your CD-ROM drive. 4 Follow the on . The Windows Add New Hardware Wizard window displays. 2 Click Next. 3 Insert the CD into your printer model. 3 When the Menu Installer window appears, ...click the Printer Software button. 4 Follow the on how to the top of the list as possible. Use one as close to select...
User Guide
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... Selecting 23 Character Set 28, 36 Character Width 39 Characters Per Second (CPS 7 Code Page Character Set 36 Codes, Printer Control 69 Commands Epson FX 72-74 IBM Proprinter III 69-71 Oki Microline Standard 75-77 Control Codes 69 Cut Sheet Feeder 68 E Electrical Requirements 83 Emulations 24, 92 Mode 37...
... Selecting 23 Character Set 28, 36 Character Width 39 Characters Per Second (CPS 7 Code Page Character Set 36 Codes, Printer Control 69 Commands Epson FX 72-74 IBM Proprinter III 69-71 Oki Microline Standard 75-77 Control Codes 69 Cut Sheet Feeder 68 E Electrical Requirements 83 Emulations 24, 92 Mode 37...
User Guide
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O Oki MICROLINE Standard Commands 75-77 Operator Panel Function 65 Options 66 P Page Length Rear Feed 29 Top Feed 30 Page Width 39 Bottom Feed 29 Rear Feed 29 Setting in the Printer Menu ......... 30, 39 Top Feed 30 Paper Cut Sheet 68 Single Sheet 53 Static 65 Thickness 80 ..., 40 Print Registration 31, 40 Print Server Option 68 Print Size 79 Print Speed 7, 79 Print Suppress 31, 40 Printer Control Codes 69-77 Printer Drivers, Selecting 92-93 Printer Parameters 25 Printhead 78 Gap 21 Proportional Spacing 28, 40 Pull Tractor 68 Push Tractor 68 R Rear Feed Continuous Forms...
O Oki MICROLINE Standard Commands 75-77 Operator Panel Function 65 Options 66 P Page Length Rear Feed 29 Top Feed 30 Page Width 39 Bottom Feed 29 Rear Feed 29 Setting in the Printer Menu ......... 30, 39 Top Feed 30 Paper Cut Sheet 68 Single Sheet 53 Static 65 Thickness 80 ..., 40 Print Registration 31, 40 Print Server Option 68 Print Size 79 Print Speed 7, 79 Print Suppress 31, 40 Printer Control Codes 69-77 Printer Drivers, Selecting 92-93 Printer Parameters 25 Printhead 78 Gap 21 Proportional Spacing 28, 40 Pull Tractor 68 Push Tractor 68 R Rear Feed Continuous Forms...