Lexmark T650n Service Manual page 183

Blank print (no print)
Check the media path for foreign objects such as staples, clips, scraps of media.
Step
1 Check the media condition.
Load new, dry, recommended media, and perform a
print test.
Is the image density normal?
2
Check the toner level.
Is the toner level normal?
3
Check the transfer roll assembly for proper installation?
Is the above component properly installed?
4 Check the left and right transfer roll bracket.
Are the above components free from damage?
5 Check the transfer roll assembly for contamination and
wear.
Is the above component free of excess wear and
contamination?
6 Check the print cartridge for proper installation.
Is the print cartridge properly installed?
Check Yes
Problem solved. Go to step 2.
Go to step 3. Replace the
print cartridge.
Go to step 4. Reinstall the
transfer roll
assembly.
Go to step 5. Replace the left
and or right
transfer roll
brackets.
Go to
"Printhead
assembly
removal
(T650)" on
page 4-48
"Printhead
assembly
removal (T652,
T654)" on
page
Go to step 6. Replace the
transfer roll
assembly.
Go to
roll assembly
removal (T650,
T652, T654)" on
page
Go to step 7. Inspect, clean
and reinstall
replace the print
cartridge.
Diagnostic information
4062
No
or
4-49.
"Transfer
4-74.
2-151