Service Manual
Alignment & Troubleshooting
4-47
Samsung Electronics
2) LSU Error
Description: "PMOTOR ERROR/HSYNC ERROR'
1. Check whether the LSU
connector is disconnected or not.
Replace a LSU
Replace a main board if the same
error occurs again after replacing
a LSU.
2. Check whether the LSU
motor is rotating or not.
3. Check the HSYNC signal.