Lexmark Optra C710 Service Manual page 188

5016-001
A The duplex option is not recognized.
FRU
1 Duplex Option
B The 250/250 paper tray option is not recognized when installed
below the duplex option. Duplex option is operating properly.
FRU
Duplex Option
1
C 230 Paper Jam error message displays.
FRU
1 Exit Roller Gate
Claw
Paper Exit/
Storage Guide
Pinch Rollers
2 Paper Pass
Senor Flag and
Spring
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Service Manual
Action
Be sure the duplex option is correctly installed and
the autoconnect connectors are connected
properly.
Be sure that cable ADM is connected to CN901 on
the option controller board. If no problem exists
with any of the cables in the autoconnect system,
replace the FRUs in the following order:
1. Duplex option controller board
2. Engine board
Action
Check cable ADM to the bottom autoconnect on
the duplex unit lower unit.
• If no problem is found with the cable, replace
the duplex controller board.
• If a problem remains, go to the
Service Checks" on page
Action
Check for pieces of paper, or other material in the
upper drive unit that might cause a paper jam.
Check all the parts associated with paper
movement in the upper unit, for correct operation
and signs of wear, broken parts or binds. Repair or
replace as necessary.
Check the upper unit paper pass sensor flag and
spring for correct operation. Repair or replace as
necessary.
"Options
2-106.