4069-XXX

Duplex Option Service Check

The printer does not recognize the Duplex Option is attached. The printer does not recognize tray options below the duplex option are installed.

 

FRU

Action

 

 

 

1

Fuse F1 on Duplex Option

If fuse F1 is blown, replace the fuse.

 

System Board

If fuse F1 continues to blow, check

 

 

the stepper motor for a short

 

 

between the motor case and pins

 

 

J3-1 through J3-4. If no problem is

 

 

found, check the D.C. servo motor

 

 

pins J1-1 and J1-2 to the motor

 

 

housing for a short. If a short is

 

 

found, replace the motor assembly. If

 

 

no short is found, replace the system

 

 

board.

 

 

 

2

Autoconnect Cables/

Check the autoconnect cables for

 

Connectors

damage to the cables or the pins in

 

 

the connectors. If damaged, replace

 

 

the cable(s). If no damage is found,

 

 

check to make sure the cables are

 

 

connected to J9, J10, J11 and J12

 

 

on the duplex system board. If no

 

 

problem is found, replace the duplex

 

 

system board.

 

 

 

Diagnostic Information 2-35

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Image 63
Lexmark 4069-XXX manual Duplex Option Service Check