Samsung HPT5054X/XAA Service Manual page 58

" Voltage Adjustment
1. After replacing the SMPS or PDP panel, you must adjust the voltage referring to the voltage label printed on the panel.
(If you do not adjust the voltage, an abnormal discharge symptom may appear.)
Vs
Va
Vset
Ve
Vscan
2. A point of adjusting SMPS-MAIN voltage.
Samsung Electronics
Value Board Adjustment
210
63
- SMPS
94
-190
SMPS
Vs Test point
Va Test point
Voltage Label
Vs Adjustment
Va Adjustment
Troubleshooting
4-31