Xerox M20 - WorkCentre B/W Laser, Service Manual

Page: 62 / 314

December 2006
2-16 WorkCentre M20, 4118, FaxCentre 2218 Family
9.3, 9.4
Status Indicator RAPs
9.3 Drum Warning RAP
The drum cartridge is near the end of the design life. The message indicates that the drum has
reached 18,000 print pages. The drum life is 20,000 print pages.
Procedure
WARNING
Switch off the electricity to the machine. Disconnect the power cord from the customer
supply while performing tasks that do not need electricity. Electricity can cause death or
injury. Moving parts can cause injury.
NOTE: If necessary, refer to GP 20 for the acronym list and cross reference lists of more com-
monly recognised part names.
1. No immediate action is necessary. Ensure that a replacement cartridge is in stock, ELA
Unit - OPC drum set, PL 9.10 Item 1.
9.4 Replace Drum RAP
The drum cartridge has reached the end of the design life of 20,000 print pages.
Procedure
WARNING
Switch off the electricity to the machine. Disconnect the power cord from the customer
supply while performing tasks that do not need electricity. Electricity can cause death or
injury. Moving parts can cause injury.
NOTE: If necessary, refer to GP 20 for the acronym list and cross reference lists of more com-
monly recognised part names.
Refer to the following:
• (M20F) Wiring Diagram 1 and Wiring Diagram 4.
• (4118) Wiring Diagram 8 and Wiring Diagram 10.
• (2218) Wiring Diagram 8 and Wiring Diagram 15.
Perform the following:
1. Install a new ELA Unit - OPC drum set, PL 9.10 Item 1.
2. Go to GP 1. Perform the OPC Fuse State test and the OPC Fuse Check test.
3. (M20F) Check for continuity between the spring contacts at the rear PMO - frame main,
PL 4.15 Item 11, and CN22 on the PBA main.
4. (4118) Check for continuity between the spring contacts at the rear PMO - frame main, PL
4.15 Item 11, and CN12 on the PBA main.
5. (2218) Check for continuity between the spring contacts at the rear PMO - frame main, PL
4.15 Item 11, and CN15 on the PBA main.
6. If the message persists, install new components as necessary:
• PBA main (M20F), PL 1.10 Item 4.
• PBA main (4118), PL 1.15 Item 9.