Removing The Drive Exhaust Fan And The Potential Sensor Board - Ricoh MP C6502SP Field Service Manual

4. Replacement and Adjustment
• In the Pro version, there is a HP sensor and feeler mechanism on the drum motor. If you forget
the feeler, the machine does not work, an SC (SC421-01(K) / SC421-02(C) /
SC421-03(M) / SC421-04(Y)) occurs.
8. Drum encoder sensor [A] (
• The procedures for C and M are the same as for K.
• For Y, it is necessary to remove the drive exhaust fan and potential sensor board before you
can do step 6 above. (
Sensor Board")

Removing the Drive Exhaust Fan and the Potential Sensor Board

1. Slide the drive exhaust fan [A] upward along with the duct ( x 3,
958
x 1, rivet x 2).
page 958 "Removing the Drive Exhaust Fan and the Potential
x 1).