Oki C9800 Series, Service & Troubleshooting Manual

Page: 121 / 135

Error in the Transfer Belt
Error Codes that Apply
330 and 917
1. Cycle the printer's power.
2. If the problem persists follow the procedure below.
1. Transfer Unit
2. Transfer Unit Motor
3. Belt Rotation Sensor
4. Engine Control Board
Steps Action Taken Yes No
1
Test the Belt Rotation Sensor.
Run the Switch Scan test and test
the Hall IC.
Does the sensor function correctly?
Go to Step 2. Replace the
Sensor. If the error
persists, go to Step 3.
2
Test the Transfer Unit Motor.
1. Close the Interlock Switches for the
test.
2. Run the Motor Clutch test to test
the Transfer Belt Motor.
Does the motor operate?
Replace the
Transfer Unit. If the
error persists, go to
Step 3.
Replace the motor. If
the error persists, go to
Step 3.
3
Check all pins on the HALL1 Harness
for continuity.
Disconnect HALL1 Harness.
Is the harness conductive?
Replace the Motor
Driver Board. If the
error persists, go to
Step 4.
Replace the HALL1
Harness.
4
Check all pins of the harness for
continuity. Disconnect the ribbon
cable.
Is the cable conductive?
Replace the Engine
Control Board
Replace the
Harness.
Initial Troubleshooting Actions to Take
Parts of the Printer that Apply
Troubleshooting Procedure