Operation Panel Disassembly; Copy Lamp Pwb Disassembly; Ae Sensor Removal; Main Pwb Disassembly - Sharp Z-21 Service Manual

4. Operation panel disassembly

1
Remove the document table.
2
Remove the top cabinet.
3
Remove the screw which is fixing the operation panel, and
remove the connector.

5. Copy lamp PWB disassembly

1
Remove the document table.
2
Remove the top cabinet.
3
Remove the reflector. (Be careful not to touch the reflection sec-
tion of the reflector.)
4
Remove the copy lamp PWB. (Do not touch the fuse bulb of the
lamp directly with your hand. It may result in a shortened life and
uneven exposure.)
Reflector
Operation panel PWB
Copy lamp PWB
Copy lamp unit

6. AE sensor removal

1
Remove the document table.
2
Remove the top cabinet.
3
Remove the copy lamp unit (four screws).
4
Remove the screw which is fixing the AE sensor, and remove the
AE sensor.
7. Main PWB removal
1
Remove the document table.
2
Remove the top cabinet.
3
Remove the fan unit. (2 screws)
@
During reassembly,ensure fan belt tension is correct.
– 17 –
Copy lamp unit
AE sensor
Fan unit