January 2007
2-853
WorkCentre 7132
124-383, 124-390
Status-indicator-raps
Revision
124-383 CRUM Market System 2 (2)
CRUM control failed in system 2.
Procedure
Check the electrical connections on the ESS PWB and MCU PWB. The connectors are
securely connected.
YN
Connect the connectors.
Turn on the power again. The problem persists.
YN
Return to Service Call Procedures.
Perform GP 4, repair the problem by master SYS2.
If the problem persists, replace the ESS PWB (PL 11.2).
124-390 OEM Market (2)
OEM (Original Equipment Manufacturer) CRUM control failed.
Procedure
Check the electrical connections on the ESS PWB and MCU PWB. The connectors are
securely connected.
YN
Connect the connectors.
Turn on the power again. The problem persists.
YN
Return to Service Call Procedures.
Replace the ESS PWB (PL 11.2)
If the problem persists replace the MCU PWB (PL 11.1).