Code :

Code: 980
Description: Face Up/Down Switching Error
Remedy: 1 Does the Face Up/Down (FU/FD) deflector move at all during power up? Go to step 2. Go to step 3. 2 Manually operate the FU/ FD deflector. Does it properly lock into position when manually operated? Go to step 3. Go to step 4. 3 Is there continuity on the FU/FD deflector solenoid between pins 1 and 2 of CN14 on the printer controller board? Go to step 5. Replace the FU exit assembly. 4 Make sure that the FU/FD deflector pivot arm is in the proper position. Is it in the proper position with its operating linkage? Replace the FU exit assembly. Place the FU/FD pivot arm in the proper position. 5 Is fuse 1 on the printer controller board open? Replace the printer controller board and drum eraser cable assembly. Replace the printer controller board.

Code: 981
Description: Belt Up/Down Sensor Error
Remedy: 1 Are connectors CN409 and CN407 on the sensor board connected properly? Go to step 2. Plug the connectors in securely. 2 Are connectors CN26 and CN29 on the printer controller board connected properly? Go to step 3. Plug the connector in securely. 3 Remove the transfer belt. Verify the belt up/down sensor actuator flag is properly installed, not broken, and in the proper position. Make sure the sensor is fully snapped in place and that the sensor connector is fully seated. Are these items correct? Go to step 4. If the sensor is out of position or disconnected, properly install the sensor and securely connect the sensor connector. If the sensor actuator flag is broken, replace the belt up/down changing shaft. 4 Clean the belt up/down sensor. Does this fix the problem? Problem solved. Go to step 5. 5 Test the sensor. While actuating the sensor, does the voltage fluctuate between 0 V and +5 V between pins 7 and 8 of connector CN29 on the printer controller board? Replace the belt up/down clutch. Go to step 6. Replace the belt up/down sensor. 6 Did replacing the belt up/ down clutch fix the problem? Problem solved. Replace the printer controller board.

Code: 982
Description: Sensor Controller Error
Remedy: 1 Turn the printer off and wait 30 seconds. Turn the printer on. Is error 982 displayed? Replace the printer controller board. Problem solved.

Code: 983
Description: Black Gear Sensor Error
Remedy: 1 Is connector CN20 on the printer controller board connected properly? Go to step 2. Plug the connector in securely. 2 Check the cable running to CN20 for damage. Is the cable damaged? Replace the cable. Go to step 3. 3 Clean the gear sensor. Does this correct the problem? Problem solved. Go to step 4. 4 Replace the sensor card. Did this resolve the problem? Problem solved. Replace the drive unit.

Code: 984
Description: Yellow Gear Sensor Error
Remedy: 1 Is connector CN20 on the printer controller board connected properly? Go to step 2. Plug the connector in securely. 2 Check the cable running to CN20 for damage. Is the cable damaged? Replace the cable. Go to step 3. 3 Clean the gear sensor. Does this correct the problem? Problem solved. Go to step 4. 4 Replace the sensor card. Did this resolve the problem? Problem solved. Replace the drive unit.

Code: 985
Description: Transfer Belt Thermistor Error
Remedy: 1 Are connectors CN407 and CN408 on the sensor board connected properly? Go to step 2. Plug the connector in securely. 2 Is connector CN29 on the printer controller board connected properly? Replace the transfer belt unit. If the problem remains, replace the printer controller board. Plug the connector in securely.

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