Lexmark X95 series - Scanner Unit Assembly EEPROM Sub System Failure; Image Processing Failure; Scanner Controller Card Assembly Failure 1

2-248 Service Manual
7558-xxx
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843.22 Scanner unit assembly EEPROM sub system failure
843.24 Image processing failure
843.25 Scanner controller card assembly failure 1
Step Action and questions Yes No
1 Check the connection of each
scanner controller card assembly
connector.
Are the connectors of the
scanner controller card
assembly connected properly?
Go to step 2. Connect each connector of the
scanner controller card assembly
properly.
2
Perform a POR.
Does the error remain when the
power is turned off/on?
Replace the scanner controller
card assembly.
Go to “Scanner controller
PCBA removal” on page 4-238.
Problem resolved
Step Action and questions Yes No
1 Check the connections of the
scanner controller card assembly.
Are the connectors of the
scanner controller card
assembly connected properly?
Go to step 2. Connect each connector of the
scanner controller card assembly
properly.
2
Check the software version for
the scanner controller card
assembly.
Is the version of the software
of the scanner controller card
assembly correct?
Go to step 3. Upgrade the software of the
scanner controller card assembly.
3
Perform a POR.
Does the error remain when the
power is turned off/on?
Replace the scanner controller
PCBA.
Go to “Scanner controller
PCBA removal” on page 4-238.
Problem resolved
Step Action and questions Yes No
1 Check the connection of each
scanner controller card assembly
connector.
Is each connector of scanner
controller card assembly
connected properly?
Go to step 2. Connect each connector of the
scanner controller card assembly
properly.
2
Perform a POR.
Does the error remain when the
power is turned off/on?
Replace the scanner controller
PCBA.
Go to “Scanner controller
PCBA removal” on page 4-238.
Problem resolved