Xerox WorkCentre 7132 Service Documentation page 743

091-921 Xerographics Drum Module Installation RAP
BSD-ON:9.1/1.4
The Xerographics Drum Module is not correctly installed.
Procedure
Check the installation of the Xerographics Drum Module (PL 4.1). The Xerographics Drum
Module installation is correct.
Y N
Correct the installation problem by checking for damaged mounting points or similar prob-
lems (PL 4.1)
Verify the condition of the circuit between the Xero Interlock Switch and MCU PWB. The
cuit is free of damage.
Y N
Repair the circuit as required.
Replace the MCU PWB (PL 11.1).
Status-indicator-raps
091-921, 091-935
091-935 Xero Drum Cartridge End of Life RAP
BSD-ON:9.1
It is time to replace the Xero Drum Cartridge.
Initial Actions
• Power Off/On
• Reload the Xero Drum Cartridge.
Procedure
Check the Xero Drum Cartridge for failure or foreign substances. There are no foreign sub-
stances and nothing has failed.
cir-
Y N
Repair the failure and remove the foreign substances.
Check the installation of the XERO CRUM PWB. The XERO CRUM PWB is installed cor-
rectly.
Y N
Install the XERO CRUM PWB correctly (PL 4.1).
Check the connection of the MCU PWB P/J407. P/J407 is connected correctly.
Y N
Connect P/J407.
Check the connection of the XERO CRUM PWB P/J142. P/J142 is connected correctly.
Y N
Connect P/J142.
Check the wire between J407 and P142 for an open circuit or a short circuit (BSD 9.1). The
wire is conducting without an open circuit or a short circuit.
Y N
Repair the open circuit or short circuit.
Measure the voltage between the MCU PWB J407-1 (+) and GND (-) (BSD 9.1). The voltage
is approx. +5VDC.
Y N
Replace the MCU PWB (PL 11.1).
Replace the Xero Drum Cartridge (PL 4.1) If the problem persists, replace the XERO CRUM
PWB (PL 4.1) If the problem persists, replace the MCU PWB (PL 11.1).
January 2007
2-710
Revision
WorkCentre 7132