Lexmark MS911 Service Manual page 50

Actions
Step 2
a
Make sure that the toner cartridge supply is not low.
b
Check the photoconductor for contamination or damage, and replace
if necessary.
Does the problem remain?
Step 3
Enter the Diagnostics menu, and then navigate to:
PRINTER SETUP > Printed Page Count
Does the page count reach 300K or 600K?
Step 4
Check the following for damage:
•
Developer unit
•
Transfer belt
•
Transfer roller
Replace the parts if necessary. See
234.
Does the problem remain?
Step 5
a
Maker sure that the erase LED is properly installed.
b
Check the LED for damage, and replace if necessary.
Does the problem remain?
Step 6
CAUTION—SHOCK HAZARD: Do not perform this step if the printer
is on.
a
Make sure that the following cables are properly connected:
•
High voltage charge cable
•
High voltage transfer cable
•
High voltage toner charge cable
b
Make sure that the high voltage charge and developer contacts are
secure.
c
Check the high voltage board cables and contacts for damage, and
replace if necessary.
Does the problem remain?
"Transfer roller removal" on page
Diagnostic information
50
Yes No
Go to step 3. The problem is solved.
Go to step 4. Go to step 5.
Go to step 5. The problem is solved.
Go to step 6. The problem is solved.
Go to step 7. The problem is solved.
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