Imaging Unit Low Service Check; Toner Cartridge Low Service Check - Lexmark MS312 Service Manual

Imaging unit low service check

Action
Step 1
Replace the imaging unit.
Does the problem remain?
Step 2
a
Make sure the imaging unit smart chip contact cable is properly
connected to the controller board.
b
Make sure the contacts are free of debris.
Does the problem remain?
Step 3
Check the contacts for damaged pins.
Are they free of damage?

Toner cartridge low service check

Action
Step 1
Replace the toner cartridge.
Does the problem remain?
Step 2
a
Make sure the toner cartridge smart chip contact cable JARW1 is
properly connected to the controller board.
b
Make sure the contacts are free of debris.
Does the problem remain?
Step 3
Check the contacts for damaged pins.
Are they free of damage?
Yes
Go to step 2.
Go to step 3.
Contact the next level
of support.
Yes
Go to step 2.
Go to step 3.
Contact the next level
of support.
Diagnostic information
82
4514
No
The problem is solved.
The problem is solved.
Replace the printer.
No
The problem is solved.
The problem is solved.
Replace the toner
cartridge smart chip
contact. See "Toner
cartridge smart chip
contact removal" on
page 181.