Lexmark X862de - Scanner Unit Assembly - ADF Communication Failure; Scanner Communication Failure (by Scanner)

2-128 MFP Service Manual
7500-432, -632, and -832
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842.10 Scanner unit assembly - ADF communication failure
842.11 Scanner communication failure (by scanner)
4 Perform a POR.
Does the error remain when the power is turned off/on again?
Replace the RIP
card assembly.
Go to “RIP card
assembly
removal” on
page 4-130.
Problem solved.
Step Check Yes No
1 Check all connections of the scanner controller card
assembly.
Are the connections of the scanner controller card assembly
connected properly?
Go to step 2. Replace all
connections.
2 Check all connections of the ADF controller card assembly.
Are the connections of the ADF controller card assembly
connected properly?
Go to step 3. Replace all
connections.
3 Perform a POR.
Does the error remain when the power is turned off/on?
Replace the ADF
controller card
assembly.
Go to “ADF
controller card
assembly
removal” on
page 4-175.
Problem solved.
4 Perform a POR.
Does the error remain when the power is turned off/on?
Replace the
scanner controller
card assembly.
Go to “Scanner
controller card
assembly
removal” on
page 4-151.
Problem solved.
Step Check Yes No
1 Check all connections of the scanner controller card assembly.
Are the connections of the scanner controller card assembly
connected properly?
Go to step 2. Replace all
connections.
2 Check all connections of the ADF controller card assembly.
Are the connections of the ADF controller card assembly
connected properly?
Go to step 3. Replace all
connections.
Step Check Yes No