Oki ML520 Fax Machine User Manual


 
Table of Contents Page
........Head Drive Time 39
........Print Speed 40
........%Head Overheat Alarm Processing 41
....2.1.08 Power Supply Circuit 42
2.2 Mechanical Operation - Printhead Mechanism 43
........Printhead Gap Information 44
........Interconnect Diagram: Control Board to Printhead 45
........Line Feed Motor Resistance 46
........Space Motor Resistance 47
........Printhead Operation 48
........Printhead Temperature 49
....2.2.02 Spacing Mechanism 50
........Spacing Operation 51
....2.2.03 Head Gap Mechanism 52
........Ribbon Drive Operation 53
....2.2.05 Line Feed Mechanism 54
........Cut Sheet/Continuous Sheet Switching Mechanism 55
........Cut Sheet Paper Feed Operation 56
........Continuous Paper Feed (Rear Tractor Mechanism) 57
........Continuous Paper Feed (Pull Tractor Mechanism) 58
........Continuous Paper Feed (Bottom Tractor Feed
Mechanism)
59
........Continuous Paper Feed (Push/Pull Tractor Mechanism) 60
....2.2.06 Paper Detection Mechanism 61
....2.2.07 Support Protector Mechanism 62
....2.2.08 Automatic Paper Load 63
........Continuous Feed Paper 64
....2.2.09 Paper Park 65
3 Maintenance & Disassembly
....3.1.01 General Information 66
....3.1.02 Maintenance Tools 67
....3.1.03 Maintenance Precautions 68
3.2 Disassembly/Assembly Procedures 69
....3.2.01 Preliminary Items 70
....3.2.02 Printhead Assembly 71
....3.2.03 Ribbon Protector 72
....3.2.04 Gear Case Assembly 73
....3.2.05 Pull-up Roller Assembly 74
....3.2.06 Upper Cover, Access Cover, and Sheet Guide
Assemblies
75
....3.2.07 Control Board (FJIM) 76
....3.2.08 Power Supply Assembly 77
....3.2.09 Operator Panel PCB (LEOP) 78
....3.2.10 PC Connector 79