Xerox WorkCentre 7132 Service Documentation page 887

124-391 CRU OEM MCU (2)
OEM (Original Equipment Manufacturer) CRUM control failed on the MCU.
Procedure
Check the electrical connections on the ESS PWB and MCU PWB. The
securely connected.
Y N
Connect the connectors.
Turn on the power again. The problem persists.
Y N
Return to Service Call Procedures.
Perform GP 4, repair the problem by master SYS1.
If the problem persists, replace the MCU PWB (PL 11.1).
Status-indicator-raps
124-391, 124-392
124-392 CRU OEM System 1 (2)
OEM (Original Equipment Manufacturer) CRUM control failed in system 1.
Procedure
connectors are Check the electrical connections on the ESS PWB and MCU PWB. The
securely connected.
Y N
Connect the connectors.
Turn on the power again. The problem persists.
Y N
Return to Service Call Procedures.
Perform GP 4, repair the problem by master MCU.
If the problem persists. replace the ESS PWB (PL 11.2).
January 2007
2-854
connectors are
Revision
WorkCentre 7132