OKIDATA ML320 Turbo Service Manual

Dot matrix printers

Hide thumbs Also See for ML320 Turbo:

Download this manual See also: Service Manual, User Manual

ML320 Turbo // ML321 Turbo

Note: This Adobe Acrobat version of the Okidata Service Training Manual was built with the

pictures rendered at 300 dpi, which is ideal for printing, but does not view on most

displays well.

Okidata is a registered trademark, and OkiPage is a trademark of Oki Electric Industry Co., Ltd. HP,

LaserJet and PCL5e are trademarks of Hewlett-Packard Co. Adobe and Acrobat are trademarks of Adobe

Systems Incorporated.

Partner Exchange (BPX) for any updates to this material. (http://bpx.okidata.com)

Service Guide ML320/321Turbo

Dot Matrix Printers

Adobe Acrobat printable reference

copy of the OKIDATA Service Training Manual.

Chapter 0 About This Manual

09/17/97

Page: 1

Page 1 300 dpi, which is ideal for printing, but does not view on most displays well. Okidata is a registered trademark, and OkiPage is a trademark of Oki Electric Industry Co., Ltd. HP, LaserJet and PCL5e are trademarks of Hewlett-Packard Co. Adobe and Acrobat are trademarks of Adobe Systems Incorporated.
Page 2 Table of Contents Page Service Guide ML320/321Turbo 0 About This Manual Front Cover 1 Configuration 1.1. Standard Printer Configuration 1.2 Options 2 Operation Description ..2.1.1 Summary ..2.1.2 Microprocessor and the Peripheral Circuit ..2.1.3 Initialization ..2.1.4 Parallel Interface Control ..2.1.5 Print Control ..2.1.6 SP/LF Motor Control ..2.1.7 Operation Panel ..2.1.8 Alarm Circuit...
Page 3 Table of Contents Page ..3.3.15 Control/Power Supply Board (SDCT) ..3.3.16 Transformer Assy ..3.3.17 Change Lever and Gears ..3.3.18 Carriage Shaft ..3.3.19 Paper Pan ..3.3.20 Rear Tractor Assy ..3.3.21 Rear Pressure Assy ..3.3.22 Switch Lever 4 Adjustments 4. ADJUSTMENT 5 Periodical Maintenance 5.1 Cleaning 5.2 Lubrication 6 Troubleshooting...

Ml321 turbo