Oki ML520 Service Manual page 3

Table of Contents
........Head Drive Time
........Print Speed
........%Head Overheat Alarm Processing
....2.1.08 Power Supply Circuit
2.2 Mechanical Operation - Printhead Mechanism
........Printhead Gap Information
........Interconnect Diagram: Control Board to Printhead
........Line Feed Motor Resistance
........Space Motor Resistance
........Printhead Operation
........Printhead Temperature
....2.2.02 Spacing Mechanism
........Spacing Operation
....2.2.03 Head Gap Mechanism
........Ribbon Drive Operation
....2.2.05 Line Feed Mechanism
........Cut Sheet/Continuous Sheet Switching Mechanism
........Cut Sheet Paper Feed Operation
........Continuous Paper Feed (Rear Tractor Mechanism)
........Continuous Paper Feed (Pull Tractor Mechanism)
........Continuous Paper Feed (Bottom Tractor Feed
Mechanism)
........Continuous Paper Feed (Push/Pull Tractor Mechanism)
....2.2.06 Paper Detection Mechanism
....2.2.07 Support Protector Mechanism
....2.2.08 Automatic Paper Load
........Continuous Feed Paper
....2.2.09 Paper Park
3 Maintenance & Disassembly
....3.1.01 General Information
....3.1.02 Maintenance Tools
....3.1.03 Maintenance Precautions
3.2 Disassembly/Assembly Procedures
....3.2.01 Preliminary Items
....3.2.02 Printhead Assembly
....3.2.03 Ribbon Protector
....3.2.04 Gear Case Assembly
....3.2.05 Pull-up Roller Assembly
....3.2.06 Upper Cover, Access Cover, and Sheet Guide
Assemblies
....3.2.07 Control Board (FJIM)
....3.2.08 Power Supply Assembly
....3.2.09 Operator Panel PCB (LEOP)
....3.2.10 PC Connector
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