Ricoh MP C3004 Field Service Manual page 894

6. Troubleshooting
SC No.
SC370-02
SC370-03
SC No.
SC396-05
886
Type Error Name/Error Condition/Major Cause/Solution
D TM (ID) sensor calibration error (C)
D TM (ID) sensor calibration error (R)
Regular reflection optical output voltage of the Front or Center or Rear
TM (ID) sensor: Vsg_reg cannot be adjusted to within target range.
Upper limit (SP3-320-013: initial value 4.5V)
Lower limit (SP3-320-014: initial value 3.5V)
For details about cause and solution, refer to page 1056 "When SC370
(TM (ID) sensor calibration error) is Displayed".
Type Error Name/Error Condition/Major Cause/Solution
D Drum motor (CMY) Lock
Motor status is observed at 100ms intervals during motor ON, and the
unlock status is detected at least 20 times
• Motor defective
• Connector disconnected
• Harness broken
• IOB defective
• Unit torque increased.
• Replace the motor
• Reconnect the connector
• Replace the harness
• Replace the Imaging IOB.
• Replace the PCDU