Lexmark MB2236 Service Manual page 62

Action
Step 8
Replace the imaging unit.
Does the problem remain?
Step 9
a
Make sure that the toner cartridge is properly installed and free
of damage.
b
Make sure that the smart chip contacts are free of corrosion
and contamination.
c
Make sure that the developer roller surface is free of damage.
d
Make sure that the toner HVPS contacts are free of corrosion
and contamination.
e
Enter the Diagnostics menu, and then select Advanced Print
Quality Samples.
Does the problem remain?
Step 10
Replace the toner cartridge.
Does the problem remain?
Step 11
a
Check the HVPS toner contact spring for proper installation and
damage.
b
Check the toner smart chip contact for proper installation and
damage.
c
Check the toner contact spring for corrosion and
contamination.
Are the HVPS toner contact spring and toner smart chip contact
properly installed and free of damage and contamination?
Step 12
a
Make sure that the HVPS toner contact spring is in proper
contact with the toner cartridge.
b
Make sure that the HVPS toner contact spring is in proper
contact with the HVPS.
c
Reseat the smart chip contact cable.
Does the problem remain?
Diagnostics and troubleshooting
62
Yes No
Go to step 9. The problem is
solved.
Go to step 10. The problem is
solved.
Go to step 11. The problem is
solved.
Go to step 13. Go to step 12.
Contact the next The problem is
level of support. solved.
3400-48x