Oki Microline 520 - Remove Shipping Retainers

2.2.03 Head Gap Mechanism.....................................................................................2-26
Head Gap Setting Operation....................................................................................2-26
2.2.04 Ribbon Drive Mechanism...............................................................................2-29
Ribbon Drive Operation...........................................................................................2-29
2.2.05 Line Feed Mechanism.....................................................................................2-30
Change Lever (Paper Path Selection Lever)............................................................2-30
Paper Clamp Mechanism.........................................................................................2-30
Cut Sheet/Continuous Sheet Switching Mechanism................................................ 2-31
Top Feed (for cut sheet paper)........................................................................... 2-31
Rear/Bottom Feed (for continuous feed paper)..................................................2-31
Cut Sheet Paper Feed Operation..............................................................................2-32
Continuous Paper Feed (Rear Tractor Mechanism)................................................. 2-32
Continuous Paper Feed (Pull Tractor Mechanism) ................................................. 2-32
Continuous Paper Feed (Bottom Tractor Feed Mechanism) .................................. 2-33
Continuous Paper Feed (Push/Pull Tractor Mechanism).........................................2-33
2.2.06 Paper Detection Mechanism ..........................................................................2-34
Top Feed Paper Detection........................................................................................2-34
Rear Feed Detection................................................................................................. 2-34
Bottom Feed Detection ............................................................................................2-34
2.2.07 Support Protector Mechanism.........................................................................2-35
2.2.08 Automatic Paper Load ....................................................................................2-36
Cut Sheet Paper........................................................................................................2-36
Continuous Feed Paper ............................................................................................2-37
2.2.09 Paper Park ......................................................................................................2-38
Paper Park Operation............................................................................................... 2-38
SECTION THREE: MAINTENANCE
3.1 OVERVIEW ....................................................................................................................3-1
3.1.01 General Information..........................................................................................3-1
3.1.02 Maintenance Tools............................................................................................3-1
3.1.03 Maintenance Precautions ..................................................................................3-2
3.2 DISASSEMBLY/ASSEMBLY PROCEDURES ............................................................ 3-3
General Information...................................................................................................3-3
3.2.01 Preliminary Items..............................................................................................3-4
3.2.02 Printhead Assembly ..........................................................................................3-6
3.2.03 Ribbon Protector...............................................................................................3-8
3.2.04 Gear Case Assembly.......................................................................................3-10
3.2.05 Pull-up Roller Assembly.................................................................................3-12
3.2.06 Upper Cover, Access Cover, and Sheet Guide Assemblies............................ 3-14
3.2.07 Control Board (FJIM) .....................................................................................3-16
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