Led Ccd Initialization (Lamp Off) Failure; Scanner Communication Failure - Lexmark X95 series Service Manual

845.02 LED CCD initialization (lamp off) failure

Step Action and questions
Check the connection of the
1
scanner controller card assembly.
Are the connectors of the
scanner controller card
assembly connected properly?
Perform a POR.
2
Does the error remain when the
power is turned off/on?

846.00 Scanner communication failure

Step Action and questions
Check the scanner interface
1
cable assembly connection
between the RIP card assembly
and the scanner unit assembly.
Is the scanner interface cable
assembly connected properly?
Check all connections of the
2
scanner controller card assembly.
Are the connections of the
scanner controller card
assembly connected properly?
Perform a POR.
3
Does the error remain when the
power is turned off/on?
846.01 Scanner communication failure
Step Action and questions
Check the scanner interface
1
cable assembly connection
between the RIP card assembly
and the scanner unit assembly.
Is the scanner interface cable
assembly connected properly?
Check all connections of the
2
scanner controller card assembly.
Are the connections of the
scanner controller card
assembly connected properly?
Yes
Go to step 2.
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 scanner controller
PCBA.
Go to
"Scanner controller
PCBA removal" on page 4-238.
Yes
Go to step 2.
Go to step 3.
7558-xxx
No
Connect each connector of the
scanner controller card assembly
properly.
Problem solved.
No
Replace the connection.
Connect each connector of the
scanner controller card assembly
properly.
Problem solved.
No
Replace the connection.
Connect each connector of the
scanner controller card assembly
properly.
Diagnostic information
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