Lexmark X792 - XX-Scanner Card Service Check

2-154 Service Manual
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845.xx—Scanner card service check
Step Questions / actions Yes No
1 Remove the system board upper shield. See
“System board upper shield removal” on
page 4-30.
Check the cable for proper connection.
Remove the ADF rear cover. See “ADF rear
cover removal” on page 4-171.
Check the cable for proper connection.
Are any of the cables unplugged?
Reseat the cable. Go to step 2.
2
Check the cable for damage.
Are any of the cables damaged?
Replace the cable. Go to step 3.
3
Replace the ADF controller card. See “ADF
controller card removal” on page 4-174.
Does the error clear?
Problem solved. Replace the system board.
See “System board
removal” on page 4-149.