Oki B4500 - How to Change Parts

43502101TH Rev.1 19 /
Oki Data CONFIDENTIAL
2.3 How to Change Parts
This section explains how to change parts and assemblies listed in the disassembly diagram below.
In the parts replacement procedure, those parts marked with the part number inside ● with white letters
are RSPL parts.
Printer unit Upper cover assy
(2.3.1)
LED head
(2.3.2)
Transfer roller
(2.3.14)
Face up stacker assy
(2.3.8)
Lower base unit
(2.3.4)
Operator panel assy
(2.3.3)
Manual feed guide assy
(2.3.19)
Pulse motor (main/drum)
(2.3.5)
Pulse motor (registration)
(2.3.6)
Pulse motor (hopping)
(2.3.7)
Eject roller assy
(2.3.9)
Motor assy
(2.3.10)
Sensor plate (inlet)
(2.3.17)
Sensor plate (outlet),
sensor wire assy
(2.3.18)
Sensor plate (paper supply)
(2.3.20)
Main control board
(2.3.21)
1 Hopping roller shaft assy
(2.3.11)
Stacker cover assy
(2.3.12)
Registration roller
(2.3.13)
Fusing unit
(2.3.15)
Back up roller
(2.3.16)
2 Power supply board, high voltage / sensor board
(2.3.22)
Cassette guide (L)
(2.3.23)
Cassette guide (R)
(2.3.24)
To
1
To
2