Paper Empty Without Indication; Cover Open - Samsung ML-2251N/XAA Service Manual

Troubleshooting

7.3.5 Paper Empty without indication

• Description
The paper empty lamp does not light when the paper cassette is empty.
Check and Cause
1. Deformed paper sensor actuator or faulty sensor.
2. Main PBA is defective. Use EDC diagnostic test 08.
3. Faulty cables, connector or faulty Lamp

7.3.6 Cover Open

• Description
The ERROR lamp is lit even when the print cover is closed.
Check and Cause
1. The 'Hook Lever' actuator may be stuck or faulty
2. The 'hook Lever' tab on the front cover may be damaged
or broken
3. The sensor Switch on the main PBA may be defective.
Service Manual
7-14
Solution
1. Replace the defective actuator.
2. Replace the MAIN PBA as appropriate
3. Check and replace cable harness or OPC as
appropriate.
Solution
1. Use EDC mode to check cover switch operation.
Check and replace the actuator if necessary.
2. Replace the front cover.
3. Replace the Main PBA as necessary.
Samsung Electronics