AR-M236/M276/M237/M277 DISASSEMBLY, ASSEMBLY AND MAINTENANCE 10 - 2
4. Details of disassembly and assembly
A. Process unit
(1) Drum
(2) Drum section
a. Main charger
b. Cleaning blade
C. Fusing unit
(1) Thermostat
(2) Thermistor
(3) Paper guide
(4) Fusing Separation Pawl (lower)
(5) Lower heat roller
(6) Heater lamp
(7) Fusing Separation Pawl (upper)
(8) Upper heat roller
D. Optical section
(1) CCD unit
(2) Lamp unit
a.
Lamp
b.
PWB
c.
Wire
d.
Mirror motor
E. Paper feed
section
(1) Paper feed solenoid
(2) Cassette sensor PWB
(3) Manual P-in sensor/Manual empty sensor
(4) Multi manual
paper feed
a.
Paper feed roller/
pickup roller
b.
Reverse sensor
c.
Separation sheet
d.
Clutch/solenoid
(5) Upper 500
sheets tray
paper feed
a.
Paper feed roller/
pickup roller
b.
Separation sheet
(6) Lower 500
sheets tray
paper feed
a.
Paper feed roller/
pickup roller
b.
Separation sheet
c.
Lift up unit
d.
Transport clutch
e.
Paper feed clutch
f.
Transport clutch
g.
Solenoid
h.
Sensor PWB
I.
Dehumidification
heater
F. Side door unit
(1) Transport roller unit
(2) Transport roller
(3) DUP transport roller
(4) DUP motor
G. 1st paper exit
unit
(1) Exit roller
(2) Cooling fan
H. 2nd paper exit
unit
(1) Switch
(2) Sensor
(3) Roller
I. Laser unit
(1) LSU
J. Power unit
(1) Power source
K. PWB
(1) Option CN PWB
(2) IMC PWB
(3) MCU PWB
(4) Motherboard PWB
(5) Second interface PWB
L. Ozone filter
M. Drive section
(1) DUP reverse motor
(2) Main drive motor
(3) Toner motor
(4) Drive unit
(5) PS transport clutch
(6) Paper feed clutch
(7) Lift up motor
N. Transport section
(1) Transport roller
O. Operation
section
(1) Operation section
(2) OPU PWB
(3) Key PWB
(4) LCD unit
P. Switch
(1) Power switch/
Unit
Parts
2
1
4
3
1
2
4
3
1
1
2