Lexmark MS310 4514-220 Service Manual page 72

Actions
Step 5
Replace the imaging unit.
Does the problem remain?
Step 6
Check if the imaging unit contacts (C) are contaminated or bent out
of proper position.
Are the contacts contaminated and bent out of proper position?
Step 7
Clean or repair the imaging unit contacts.
Does the problem remain?
Step 8
Check connection JPS1 on the controller board and the
connections on the power supply.
Are the connections properly connected?
Step 9
Reconnect the cables.
Does the problem remain?
Step 10
Replace the power supply. See
page 239.
Does the problem remain?
"Power supply removal" on
Diagnostics and troubleshooting
72
Yes No
Go to step 6. The problem is
solved.
Go to step 7. Go to step 8.
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.
4514-2xx