Scanner Unit Assembly - Adf Communication Failure; Scanner Communication Failure (By Scanner) - Lexmark X95 series Service Manual

7558-xxx

842.10 Scanner unit assembly - ADF communication failure

Step Action and questions
Check all connections of the
1
scanner controller card assembly.
Are the connections of the
scanner controller card
assembly connected properly?
Check all connections of the ADF
2
controller PCBA.
Are the connections of the ADF
controller card assembly
connected properly?
Perform a POR.
3
Does the error remain when the
power is turned off/on?
Perform a POR.
4
Does the error remain when the
power is turned off/on?

842.11 Scanner communication failure (by scanner)

Step Action and questions
Check all connections of the
1
scanner controller card assembly.
Are the connections of the
scanner controller card
assembly connected properly?
Check all connections of the ADF
2
controller PCBA.
Are the connections of the ADF
controller card assembly
connected properly?
Perform a POR.
3
Does the error remain when the
power is turned off/on?
Perform a POR.
4
Does the error remain when the
power is turned off/on?
Service Manual
2-244
Yes
Go to step 2.
Go to step 3.
Replace the ADF controller
PCBA.
Go to
"ADF controller PCBA
removal" on page 4-203.
Replace the scanner controller
PCBA.
Go to
"Scanner controller
PCBA removal" on page 4-238.
Yes
Go to step 2.
Go to step 3.
Replace the ADF controller
PCBA.
Go to
"ADF controller PCBA
removal" on page 4-203.
Replace the scanner controller
PCBA.
Go to
"Scanner controller
PCBA removal" on page 4-238.
No
Replace all connections.
Replace all connections.
Problem resolved
Problem resolved
No
Replace all connections.
Replace all connections.
Problem resolved
Problem resolved
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