Ricoh FT6645 Manual page 277

DRUM UNIT
4.4 ERASE LAMP AND DRUM POTENTIAL SENSOR
REPLACEMENT
Front
Side
1. Open the drum shutter [A].
2. While pushing the hook [B] to the front by using a small flat head screw
driver [C], move up the front side of the erase lamp [D] as shown.
3. Slide the erase lamp to the front to release the rear side of the erase
lamp from the drum unit casing.
4. Disconnect the connector [E].
NOTE: Before removing the drum potential sensor, set a few sheets of
paper between the sensor and the OPC drum to protect the drum
surface.
5. Replace the drum potential sensor [F].
CAUTION: After replacing the drum potential sensor, perform the
process control data initial setting.
(
1
[D]
[F]
SP Adjustment – PAGE.1)
[B]
[E]
5-52
23 April 1993
[C]
[A]
Rear
Side