Error Messages and Codes 3-77
[Y] [M] [C] [K] Toner Cartridge Failure
A CRUM error has occurred for the indicated Toner Cartridge.
Applicable Status Codes:
Code 86: Cyan Toner Cartridge Failure 
Code 87: Magenta Toner Cartridge Failure. 
Code 88: Yellow Toner Cartridge Failure 
Code 89: Black Toner Cartridge Failure
Initial Actions:
■ Ensure that the Toner Cartridges are fully seated and locked into position.
■ Ensure that all ribbon tape has been removed from the cartridges and cycle 
printer power.
■ If the problem persists, follow the procedure below.
4
Replace the Fuser (page 8-5).
Cycle printer power.
Does the error persist?
Go to Step 5 Complete
5
Replace the EEPROM Board 
(
page 8-103).
Cycle printer power.
Does the error persist?
Replace the Engine 
Control Board 
(
page 8-104).
Complete
Troubleshooting Reference Table
Applicable Parts Wiring and Plug/Jack References
■ Toner Cartridge, PL7.2.8
■ RFID Harness, PL7.2.17
■ RFID2 Harness, PL7.2.16
■ CRUM Reader, PL7.2.12
■ Print Engine Map 1 - P/J Locator (page 10-5)
■ Print Engine Developer (1/2) Wiring (page 10-20)
Troubleshooting Procedure Table 
Step  Actions and Questions Yes No
1
Check Toner Cartridge installation.
Are the Toner Cartridges properly 
installed?
Go to Step 2. Correct the 
installation.
Troubleshooting Procedure Table (Continued)
Step Actions and Questions Yes No