Ricoh PRO C7210X - 3. Specifying and Checking Paper Settings; Improving Fusibility

1.SC Codes
17
SC No.
Level
Error Name/Error Condition/Major Cause/Solution
sensor.
This error is detected if the black level did not coverage within prescribed
threshold after a specified number of adjustments.
 SBU defective
 BCU defective
 Power/signal harness defective
Check if the SC occurs by turning the power OFF then ON. If the SC occurs again,
do the following steps. Check if the SC reoccurs by cycling the power after each
step.
1. Reconnect the following connectors:
 SBU-IPU/BCU harness connector
 SBU-LED harness connector
2. Clean or replace the white plate on the exposure glass.
3. Replace the lens brock.
4. Replace the IPU board.
5. Replace the BCU board.
6. Replace the following harnesses:
 SBU-IPU/BCU harness
 SBU-LED harness
SC No.
Level
Error Name/Error Condition/Major Cause/Solution
SC142-
00
D
White level detection error (Front)
The white level cannot be adjusted when the initial adjustments of the CMOS
sensor.
This error is detected if the white level did not coverage within prescribed
threshold after a specified number of adjustments.
 SBU defective
 LED defective
 BCU defective
 Power/signal harness defective
 Scanner drive error
 Condensation in scanner unit
 Mirrors or lenses dirty or positioned incorrectly
 White plate dirty or installed incorrectly
Check if the SC occurs by turning the power OFF then ON. If the SC occurs again,
do the following steps. Check if the SC reoccurs by cycling the power after each
step.
1. Reconnect the following connectors: