Lexmark E330 Service Manual - Page 93

Parallel port service check - test page

Page 93 highlights

Paper "trees," wrinkles, stacks poorly or curls 4505 FRU Fuser Action This problem is most likely due to a worn backup roll. It causes the printer to run hotter than required for the media being printed. Excessive heat can cause paper treeing problems, poor stacking, or curl. Parallel port service check 1. Perform a print test to make sure the printer prints correctly. Verify is on, press to print menu settings. 2. Be sure the printer cable is designed for bidirectional printing. 3. Be sure the user Program is set up correctly. 4. If the internal print test page prints correctly, the user Program/printer driver is set up correctly and the correct bidirectional parallel cable is installed, but the printer still fails to print on command from the host computer, replace the controller card. Diagnostic information 2-65

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Diagnostic information
2-65
4505
Paper “trees,” wrinkles, stacks poorly or curls
Parallel port service check
1.
Perform a print test to make sure the printer prints correctly.
Verify
is on, press
to print menu settings.
2.
Be sure the printer cable is designed for bidirectional printing.
3.
Be sure the user Program is set up correctly.
4.
If the internal print test page prints correctly, the user
Program/printer driver is set up correctly and the correct
bidirectional parallel cable is installed, but the printer still fails to
print on command from the host computer, replace the
controller card.
FRU
Action
Fuser
This problem is most likely due to a
worn backup roll. It causes the
printer to run hotter than required for
the media being printed. Excessive
heat can cause paper treeing
problems, poor stacking, or curl.