Printer/cartridge mismatch service check
Action Yes No
Step 1
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 2. Replace the toner
cartridge smart chip
contact. See “Toner
cartridge smart chip
contact removal” on
page 236.
Step 2
Check if the firmware level matches the serial number.
Do they match?
Replace the controller
board. See “Controller
board removal” on
page 231.
Reflash the firmware.
Insufficient memory service check
Action Yes No
Step 1
Check the memory card for proper installation.
Is it properly installed?
Go to step 2. Reseat the memory
card.
Step 2
a Print the Menu settings page:
Settings > Reports > Menu Settings Page
b POR into the Configuration menu and reset the printer’s settings to
factory default:
Configuration Menu > Factory Defaults > Restore Base
c Remove the memory card.
d Restart the printer.
Does the error remain?
Replace the controller
board. See “Controller
board removal” on
page 231.
Replace the memory
card.
Printer hardware errors
• “1xx error messages” on page 97
• “111.xx LSU service check” on page 100
• “Fuser service check” on page 100
• “LVPS service check” on page 101
• “Toner density sensor service check” on page 101
• “CTLS service check” on page 102
• “Main drive gearbox service check” on page 102
• “ACM service check” on page 103
7015
Diagnostic information
95