Oki ML420 Maintenance Manual page 56

[How to Change Parts]
This section explains how to change parts and assemblies appearing in the disassembly diagram
below.
Printer unit
42113901TH01 Rev.3
3.3.1 Printhead
3.3.2 Ribbon protector
3.3.3 Pull-up roller assy
3.3.4 Upper cover, access cover and sheet guide
3.3.5 Gear case assy
3.3.6 PC connector
3.3.7 Space motor and guide roller assy
3.3.8
3.3.9
3.3.10
3.3.11 Platen assy
3.3.19 Paper pan
3.3.12 Control Board (NNS)
3.3.13 LF motor
3.3.18 Carriage shaft
3.3.14 Operation panel Board (LEOP)
3.3.15 Power Supply Board (TPW)
3.3.16 Transformer assy
3.3.17 Change lever and gears
3.3.20 Rear tractor assy
3.3.21 Rear pressure assy
3.3.22 Switch lever
Space rack
Carriage cable
Back-up roller holder assy
Oki Data CONFIDENTIAL
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