091-914 Xero Crum Comm Rap; 091-915 Xero Crum Data Rap - Xerox WorkCentre 5222 Service Manual

091-914 Xero CRUM Comm RAP

BSD-ON:9.1
There is a failure with communication between the Xero CRUM and MCU PWB.
Procedure
Pull out and reinstall the Xerographics Drum Module. The problem persists.
Y N
Return to Service Call Procedures.
Verify the connections and condition of the circuit between Xero CRUM and MCU PWB. The cir-
cuit is free of damage and the connections are good.
Y N
Repair the damage as required.
Check CRUM operating voltage. The operating voltage is correct.
Y N
Check the circuit for damage. If the circuit is free of damage replace the MCU PWB
9.1).
Enter diagnostics and verify NVM value for Xero CRUM data, location [751-010]. If NVM value indi-
cates failure replace Xerographics Drum Module
replace the MCU PWB (PL 9.1).
Status Indicator Raps
091-914, 091-915
(PL 4.1) If NVM value indicates no failure,
February, 2008

091-915 Xero CRUM Data RAP

BSD-ON:9.1
The Control Logic detected incorrect data on the Xero CRUM.
Initial Actions
Check NVM location 740-047, for Geographic area:
• NA/EU = 3
• DMO-E/W = 12
• All the World = 512
Check NVM location 740-049, for Contact Type:
• Metered = 3
• Sold = 2
• Neutral = 31
(PL
Procedure
Pull out and reinstall the Xerographics Drum Module. The problem persists.
Y N
Return to Service Call Procedures.
An incorrect Xerographics Drum Module was just installed. Install the correct Xerographics Drum
Module.
2-570
Launch Version
WorkCentre 5225, 5230