Ricoh V-C3 D081 Field Service Manual page 557

Code
Problem
• Vsg_reg (SP3121-001) less than 0.5V.
• ID sensor harness loose, disconnected, damaged
• ID sensor damaged
Note: Vsg_reg refers to the reading of the drum surface done with the direct reflection sensors
in both the color and black ID sensors.
Solution
• Remove the ITB unit.
• Check the ID sensor harness connections and make sure that they are tight.
• Check the harnesses for breaks.
• If the harnesses are undamaged and tightening the connections does not solve the
problem, replace the ID sensor plate.
AC Charge
Code
31 AC Charge Adjust Error 1
Problem
• Vpp could not be adjusted after 20 attempts.
• Bias path defective
• Charge gap abnormal (too large)
• Charge roller dirty
• Drum coated with film
Solution
• Make sure that the bias path and drum are grounded correctly.
• Check the drum and both ends of the charger roller for any foreign matter.
• Check the gap between the charge roller and the drum to confirm that it is not too large.
• If the grounds and gap is normal, clean the charger roller or replace it.
32 AC Charge Adjust Error 2
Error, Problem, Solution
Error, Problem, Solution
Handling Errors
6
555