Voltage Adjustment - Samsung PS42E7SX Service Manual

3-6-1 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
200
SMPS-MAIN
65
195
120 SMPS-DC/DC
-190
SMPS-MAIN
Va Adjustment
Voltage Label
SMPS-DC/DC
Vs Adjustment
Vs Test point
Va Test point
Alignment & Adjustment
3-13