Ricoh M0A0 User Manual

6.Troubleshooting
245
SC No.
Level
Error Name/Error Condition/Major Cause/Solution
SC152-
00
D
White level correction error: rear side
The automatic adjustment has failed to correct the white level (rear side) to the permissible range.
 BiCU defective
 Harness defective
 Connector defective (disconnected, loose)
 White plate (rear side) 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. Clean or replace the white plate (rear side).
2. Reconnect the following connectors;
 SPDF CIS - BiCU harness (FFC)
3. Replace the SPDF CIS.
4. Replace the following harnesses;
 SPDF CIS - BiCU harness (FFC)
5. Replace the BiCU.
SC No.
Level
Error Name/Error Condition/Major Cause/Solution
SC154-
00
D
SBU Communication Error: rear side
Cannot correctly establish communication with the SBU.
 SPDF CIS defective
 BiCU defective
 Harness defective
 Connector defective (disconnected, loose)
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;
 SPSD CIS - BiCU harness (FFC)
2. Replace the SPDF CIS.
3. Replace the following harnesses;
 SPDF CIS - BiCU harness (FFC)
4. Replace the BiCU.
SC No.
Level
Error Name/Error Condition/Major Cause/Solution
SC161-
20
D
IPU error (DRAM initialization failure)
An error occurred every time the machine is turned on, or returns to full operation from energy
save mode.
IPU (BiCU) defective (Macaron/ DRAM device connection error) "DRAM device defective"

Ricoh M0A0 Specifications

General

Brand	Ricoh
Model	M0A0
Category	All in One Printer
Language	English