Samsung CLX-6250FX Service Manual page 102

● Code
01-000
● Symptom
Front cover or top cover is opened.
● Possible Cause
1. Harness is defective, Connector is not connected properly.
2. Sensor is defective.
● Troubleshooting method :
1. Ensure the Front and Top Covers are closed properly.
2. If the PTB [paper transfer belt] is not installed, install it.
3. Check the cover switch harness between Main PBA and HVPS.
4. Check the 24V enable signal on Main PBA. If the voltage is high(5V), replace the Main PBA.
5. Check the 24V1 on SMPS. If there is no output, replace the SMPS board.
Service Manual
Alignment & Troubleshooting
● Error message
Door is open or
Check Transfer belt
Cover Switch
Connector
CN29 Connector
24V1 → No. 2,3,4 Pin
24V enable → No. 28 Pin
→
4-31
Samsung Electronics