Lexmark B2650 Service Manual page 104

Action
Step 3
a
Check the toner cartridge contacts for contamination.
b
Check the toner cartridge for leaks and damage.
Are the toner cartridge and its contacts free of contamination and
damage?
Step 4
Clean or replace the toner cartridge.
Does the problem remain?
Step 5
a
Check the toner cartridge smart chip contacts for
contamination.
b
Check if the contacts are bent or damaged.
Are the contacts free of contamination and damage?
Step 6
Clean, repair, or replace the smart chip contact. See
cartridge smart chip contact removal" on page
Does the problem remain?
Step 7
Reseat the smart chip contact cable on the controller board.
Does the problem remain?
Step 8
Check the sensor (cartridge barrel) and its actuator for damage and
misalignment.
Are the sensor and its actuator properly installed and free of
damage?
Step 9
Replace the sensor. See "Cartridge barrel shutter sensor kit
removal" on page 198.
Does the problem remain?
Step 10
Reseat sensor cable from the controller board.
Does the problem remain?
"Toner
195.
Diagnostics and troubleshooting
104
4600-830, -835, -895
Yes No
Go to step 5. Go to step 4.
Go to step 5. The problem is
solved.
Go to step 7. Go to step 6.
Go to step 7. The problem is
solved.
Go to step 8. The problem is
solved.
Go to step 10. Go to step 9.
Go to step 10. The problem is
solved.
Contact the next The problem is
level of support. solved.