Adf & Scanner Related Troubleshooting - Lexmark X651de Service Manual

7462
ADF & Scanner Related Troubleshooting
Note: First, get a printout as a base, and follow the symptom table to identify the possible failing FRU's.
Image quality symptoms:
•
Dark print –
•
Vertical stripes–
•
Horizontal stripes–
•
Spots– "Spots" on page
•
Skew–"Skew" on page
•
Media damage–
Note: When horizontal lines and/or spots occur periodically, it is possibly caused by a particular roll. In this
case, measure the interval on the print test, and check the relation to the roll in the printer. The interval does not
necessarily match circumference of the roll.
2-184
Service Manual
"Faint print (Low contrast)" on page
"Vertical stripes (process direction)" on page
"Horizontal stripes (side to side direction)" on page
2-176.
2-180.
"Media damage" on page
2-165.
2-172.
2-181.
2-173.