Lexmark X862de - Exit Interface Card Assembly Communication Failure; Duplex Controller Card Assembly Communication Failure

Diagnostic information 2-173
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980.03 Exit interface card assembly communication failure
980.04 Duplex controller card assembly communication failure
Step Check Yes No
1 Check the exit interface card assembly for proper
connection.
Go to step 2. Replace the
connection.
2 Check the connection between the exit interface card
assembly P430 and the LVPS assembly P526.
Are the cards connected properly?
Go to step 3. Replace the
connection.
3 Perform a print test.
Does the error continue?
Replace the exit
interface card
assembly.
Go to “Exit
interface card
assembly
removal” on
page 4-117.
Problem solved.
4 Perform a print test.
Does the error continue?
Replace the
printer engine cord
assembly.
Go to “Printer
engine card
assembly
removal” on
page 4-119.
Problem solved.
Step Check Yes No
1 Check the duplex unit for proper installation.
Remove duplex unit assembly, and reinstall it.
Perform a two sided print test.
Does the error still occur?
Go to step 2. Problem solved.
2 Check the duplex controller card assembly and printer
engine card assembly for proper connection.
Are the connections on the duplex controller card
assembly and the connector P417 on the printer engine
card assembly connected?
Go to step 3. Replace the
connection.
3 Perform a 2 sided print test.
Does the error still occur?
Replace the duplex
controller card
assembly.
Go to “Duplex
controller card
assembly removal”
on page 4-311.
Go to step 4.
Problem solved.
4 Perform a 2 sided print test.
Does the error still occur?
Replace the printer
engine card
assembly.
Go to “Printer
engine card
assembly removal”
on page 4-119.
Problem solved.