Lexmark T650n Service Manual page 185

Solid black
Check the media path for foreign objects such as staples, clips, scraps of media.
Step
1 Check the charge roll assembly for proper installation.
Is the above component properly installed?
2 Check the print cartridge for proper installation.
Is the above component properly installed?
3 Check the charge roll HVPS card assembly connections
Is the above component properly connected?
4 Check the system card assembly for proper connection.
Is the above component properly connected?
Check Yes
Go to step 2. Replace the
charge roll
assembly.
Go to step 3. Inspect, clean
and reinstall
replace the print
cartridge.
Replace the Replace the
HVPS card connection.
assembly.
Go to "HVPS
card assembly
removal (T650,
T652, T654)" on
page 4-19.
Replace the Replace the
system card connections.
assembly.
Go to "System
card assembly
removal (T650,
T652, T654)" on
page 4-71.
Diagnostic information
4062
No
2-153