845.Xx-Scanner Card Service Check - Lexmark X792 Service Manual

Step Questions / actions
2 Check the cable for damage.
Are any of the cables damaged?
3 Replace the ADF controller card. See
controller card removal" on page
Did the error clear?
4
Replace the scanner interface card. See
"Scanner interface card removal" on
page 4-211.
Did the error clear?
845.xx—Scanner card service check
Step Questions / actions
1 Remove the system board upper shield. See
"System board upper shield removal" on
page 4-28.
Check the cable for proper connection.
Remove the ADF rear cover. See
cover removal" on page
Check the cable for proper connection.
Are any of the cables unplugged?
Replace the cable.
"ADF Problem solved.
4-153.
Problem solved.
Reseat the cable.
"ADF rear
4-149.
Yes
Go to step 3.
Go to step 4.
Replace the system board.
See "System board
removal" on page
Yes
Go to step 2.
Diagnostic information
7562
No
4-133.
No
2-123