Duplex Interface Failure - Oki C9800 Series Service & Troubleshooting Manual

Duplex Interface Failure

Error Codes that Apply
181, 919
Initial Troubleshooting Actions to Take
1. Reseat the Duplex Unit
2. Cycle the Printers Power
3. If the problem persists follow the procedure below.
Parts of the Printer that Apply
1. Duplex Unit
2. Motor Driver Board
Troubleshooting Procedure
Steps
Check the Duplex Unit connector for
1
damage. Is the connector damaged?
Check all pins on the DUPLEX Wiring
2
Disconnect the DUPLEX Harness.
Is the DUPLEX Harness conductive?
Check all pins of the harness for
3
continuity. Disconnect the ribbon
cable. Is the cable conductive?
Action Taken
Harness for continuity.
Yes
Replace the connector.
Replace the Motor
Driver Board. If the
error persists, go to
Step 3.
Replace the Engine
Control Board
No
Replace the Duplex
Unit. If the error
persists, go to Step 2.
Replace the DUPLEX
Harness.
Replace the Harness.