Part Replacement; Precautions On Replacing Parts - Oki MB461 Maintenance Manual

Oki Data CONFIDENTIAL

10.2.3 Part Replacement

This section describes how to disassemble/ assemble/ install in the field. This section
describes how to disassemble, however, as for the assembly, take the opposite sequence
to the disassembling procedure.

10.2.3.1 Precautions on replacing parts

(1) Make sure to turn off the printer switch and remove the printer from the device
before the part replacement.
(2) Do not disassemble the printer while it operates normally.
(3) Do not disassemble beyond the range. (Do not remove parts other than parts
shown in the part replacement procedure.)
(4) Use specified maintenance tools.
(5) Disassemble the parts in the specified order. Parts may be damaged if they are not
disassembled in proper order.
(6) Set small items such as screws and collars in their original position temporarily
since they can be lost easily.
(7) Do not use gloves that build up static electricity when treating a print circuit board
(8) Do not place the print circuit board on the device or floor directly.
44871001TH Rev.6
[Maintenance Tool]
The following table shows the tools for the print board/ Assy/ Unit replacement in
the field.
Table 3-1 Maintenance Tools
No. Maintenance Tool
1 No.2-220
driver
2
No.3-200 driver
3
Digital multi-meter
4
Pliers
5
E-ring plier
Amount Purpose
3 5 mm
~
+ Magnetic
1
screw
1
1
1
For E ring
1
removing
10. APPENDIX
Remarks
10-11