Oki OL810 free download

File name Okidata OL 810 Service Manual.pdf

Page: 1 Service Guide OL810 Chapter 0 About This Manual OL810 LED Page Printer Adobe Acrobat printable reference copy of the OKIDATA Service Training Manual. 09/17/97 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. Copyright 1997, Okidata, Division of OKI America, Inc. All rights reserved. See the OKIDATA Business Partner Exchange (BPX) for any updates to this material. (http://bpx.okidata.com) Table of Contents Page Service Guide OL810 0 About This Manual Front Cover Manual Copyright 1 Specifications 1.1 Overview - General Information 1.2 Physical Specifications 1.3 Power Requirements 1.4 Environmental Conditions 1.5 Agency Approvals 1.6 Operational Specifications - Compatibility ...1.6.02 Emulations ...1.6.03 Fonts ...1.6.04 Front Panel Switches ...1.6.05 Interface Methods ...1.6.06 Menu Mode ...1.6.07 Paper Delivery Method ...1.6.08 Paper Feed Method ...1.6.09 Paper Loading ...1.6.10 Paper Out Detection ...1.6.11 Paper Trays ...1.6.12 Print Methods ...1.6.13 Print Resolution ...1.6.14 Print Speed ...1.6.15 Symbol Sets 1.7 Paper Specifications 1.8 Memory Specifications 1.9 Consumables 1.10 Options 1.11 Reliability 2 Principles of Operation 2.1 Principles of Operation - General Information ...2.1.02 Control Unit (CU) ...Block Diagram: Control Unit ...Main Control Board (OLMA) ...Reception Control ...Command Analysis Processing ...Font Processing ...Raster Buffer Read Operation ...Engine Interface (I/F) ...Memory Boards OLRA and OLRA-2 (Options) ...Font Card (Option) ...2.1.03 Printer Unit (PU) 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 Table of Contents ...Block Diagram: Printer Unit ...Engine Board Controller (LLAT) ...EEPROM Operation ...Power Supply Unit ...High Voltage / Bias Voltage Circuits ...Fuser Unit ...Main Motor (Drum Motor) ...LED Array ...Registration Motor ...DC Fan ...Operation Panel ...Second Paper Tray Mechanism ...2.1.04 Sensors and Switches 2.2 Product Operation - Electrostatic Printing ...Diagram: Printing Process ...Processes 3 Maintenance 3.1 Maintenance - General Information ...3.1.02 Maintenance Items ...3.1.03 Maintenance Precautions 3.2 Disassembly/Assembly Procedures - General Information ...3.2.01 Preliminary Items ...3.2.02 Upper Cover ...3.2.03 Stacker Open Switch Assembly ...3.2.04 LED Head ...3.2.05 RS232 Interface Board (OLSA, Option) ...3.2.06 Memory Boards (OLRA-2 or OLRA, Options) ...3.2.07 Main Controller Board (OLMA) and Second Font Card Board (OLCA) ...3.2.08 Engine Controller Board (LLAT) ...3.2.09 Main Motor ...3.2.10 Idle Gear A, Idle Gear B, and Speed Reduction Gear ...3.2.11 DC Fan Assembly ...3.2.12 Power Supply Unit ...3.2.13 Cover Open Microswitch A