Action Yes No
Step 3
Update the firmware.
Note: Contact the next level of support for the correct firmware level.
Does the error remain?
Contact the next level
of support.
The problem is solved.
Imaging chip compatibility service check
Action Yes No
Step 1
Verify if the imaging unit is supported by this device.
Is the imaging unit supported?
Go to step 3. Go to step 2.
Step 2
Insert a supported imaging unit.
Does the error remain?
Go to step 3. The problem is solved.
Step 3
Update the firmware.
Note: Contact the next level of support for the correct firmware level.
Does the error remain?
Contact the next level
of support.
The problem is solved.
Printer/cartridge mismatch service check
Action Yes No
Step 1
Check if the toner cartridge is supported. Replace with a supported toner
cartridge if necessary.
Does the problem remain?
Go to step 2. The problem is solved.
Step 2
a Make sure the toner cartridge smart chip contact cable JARW1 is
properly connected to the controller board.
b Make sure the toner cartridge smart chip contact is free of debris.
c Check the toner cartridge smart chip contact for damaged pins.
Is it free of damage?
Go to step 3. Replace the toner
cartridge smart chip
contact. See “Toner
cartridge smart chip
contact removal” on
page 261.
Step 3
Check if the firmware level matches the serial number.
Do they match?
Replace the controller
board. See “Controller
board removal” on
page 257.
Reflash the firmware.
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Diagnostic information
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