Finisher Communication Failure - Lexmark X850e Service Manual

Step
3 Check the sensor (booklet unit media exit) for proper
operation.
1. Enter the Diagnostics Menu.
2. Touch FINISHER TESTS.
3. Touch Sensor Test.
4. Touch Booklet path
5. Touch Booklet unit media exit
Does the display on the operator panel change every time
the sensing area of the above sensor is interrupted or
blocked?
4 Check the sensor (booklet unit media exit) for proper
connection.
Is the above component properly connected?
5 Perform a print test.
Does the error remain?
6
Perform a print test.
Does the error remain?

980.02 Finisher communication failure

Step Check
1 Check the printer and finisher installation.
Is the finisher installed to the printer properly?
2 Turn the power on and off.
Does the error still occur when the power is on?
Check Yes
Go to step 5. Go to step 4.
Replace the Replace the
sensor (booklet connection.
unit media exit).
Go to "Sensor
(booklet unit
media exit)
removal" on
page 4-139.
Replace the Problem solved.
booklet controller
card assembly.
Go to "Booklet
controller card
assembly
removal ??" on
page 4-121.
Go to step 6.
Replace the Problem solved.
finisher controller
card assembly.
Go to "Finisher
controller card
assembly
removal" on
page 4-116.
Yes No
Go to step 2. Remove the
finisher.
Go to
removal" on
page
Reinstall the
finisher properly.
Go to step 3. Problem solved.
Diagnostic information
7500-XXX
No
"Finisher
4-3.
2-47