078-212 Nvm Read/Write Failure Rap - Xerox WorkCentre 5222 Service Manual

A
Y N
Repair the open circuit or short circuit.
Measure the voltage between the MCU PWB P/J409-A7 (+) and P/J409-A8 (-) (BSD 7.7
Flag 3). The voltage is approx. +5VDC.
Y N
Replace the MCU PWB (PL 9.1).
Measure the voltage between the Tray Module PWB P/J409-A9 (+) and GND (-) (BSD 7.7
Flag 2).
Activate the actuator of the Tray 1 Level Sensor
Y N
Replace the Tray 2 Level Sensor
Replace the MCU PWB (PL 9.1).
Check the paper transport drives and repair as required
Launch Version
WorkCentre 5225, 5230
(PL 2.3). The voltage changes.
(PL 2.3).
(PL 2.3).

078-212 NVM Read/Write Failure RAP

Cannot read from and/or write to the NVM in HCF Module.
Initial Actions
Power OFF/ON
Procedure
Check wires and connectors between the HCF and the IOT.
Reload Software. If the problem continues, replace the HCF PWB
February, 2008
2-559
(PL 18.8).
Status Indicator Raps
078-210 , 078-212