Error Messages, Codes, and Procedures 3-201
Applicable Error Code
DRUM end of life - J6-1
Drum Cartridge Failure - J7-n Comm/NVRAM/Type Error
The Drum Cartridge CRUM failed to communicate with the Engine Logic Board.
Drum Cartridge End of Life (CRUM PWB) Troubleshooting Reference
Applicable Parts References
â– Drum Cartridge
â– Drum Cartridge
CRUM PWB
â– Engine Logic Board
â– Print Engine P/J Drum and Toner (page 10-6)
â– Print Engine P/J Engine Logic Board (page 10-13)
â– Print Engine Drive/CRUM Wiring (page 10-25)
â– PL5.1 Laser, CRU and Toner Dispense (page 9-32)
â– PL8.1 Print Engine Electrical (page 9-40)
Drum Cartridge End of Life (CRUM PWB) Troubleshooting Procedure
Step Actions and Questions Yes No
1
Check the Drum Cartridge installation.
Was the Drum Cartridge replaced?
Go to Step 2. Replace the
Drum Cartridge. If
the error persists,
go to Step 2.
2
Check the Drum Cartridge CRUM PWB
installation.
Is the Drum Cartridge CRUM PWB
installed correctly?
Go to Step 3. Correct the
installation.
3
Check the Drum Cartridge CRUM PWB
connection.
Are P126 and P/J419 connected?
Go to Step 4. Connect P/126
and P/J419.
4
Check continuity between the Drum
Cartridge CRUM PWB and Engine Logic
Board.
1. Disconnect P/126 and P/J419.
2. Check for continuity at the following:
P126-6 <=> P/J419-1
P126-5 <=> P/J419-2
P126-4 <=> P/J419-3
P126-3 <=> P/J419-4
P126-2 <=> P/J419-5
Are these conductive?
Go to Step 5. Repair the wiring.
5
Check +5 V to the Drum Cartridge CRUM
PWB.
Is there +5 V across P126-6 (+) <=>
ground?
Replace the Drum
Cartridge CRUM
PWB (
page 8-70).
Replace the
Engine Logic
Board
(
page 8-89).