Ricoh A151 Field Service Manual page 331

18.2 QUENCHING LAMP REPLACEMENT
1. Open the front cover.
2. Remove the following parts:
•
Inner cover (Refer to Inner Cover Removal procedure).
•
Development unit (Refer to the Development Unit Removal
procedure).
•
Cleaning unit (Refer to the Cleaning Unit Removal procedure).
•
Charge corona unit (Refer to the Charge Corona Removal procedure).
•
Upper rear cover (Refer to the Upper Cover Removal procedure).
3. Hold down the top of the upper unit and open the upper unit by pushing
the release lever.
4. Remove the drum unit (2 screws).
NOTE: Cover the drum with some sheets of paper to prevent the drum
from being exposed to light.
6. Disconnect the connector [A] (CN127) from the main control board [B].
7. Remove the quenching lamp [C] from the copier frame as shown.
NOTE: Do not use alcohol to clean the quenching lamp. This damages
the resin in the covers of the LEDs.
SM
REPLACEMENT AND ADJUSTMENT
[C]
[B]
A203R501.wmf
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[A]
A202/A203