Sony FWD-50PX3 - 50" Plasma Panel, Service Manual

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2-4
FWD-50PX3
2-3. Va/Vs Voltage Adjustment
2-3-1. Required Equipment
.
Digital multimeter
.
Signal generator
Input signal: Input1 (RGB, D-Sub) 1360
x
768@60 Hz
(Recommended pattern), full white pattern
2-3-2. Va Voltage Adjustment
1. Check the label on the right upper side of PDP panel.
For label, refer to Section 1-6.
2. Turn the volume (
1
VR700/G board) to be “Va
Voltage” on the label.
It is normally set in the range between 55 V and 65 V.
.
Measuring point: 1, 2-pins/P7 (Y-SUS board)
2-3-3. Vs Voltage Adjustment
1. Check the label on the right upper side of PDP panel.
For label, refer to Section 1-6.
2. Then turn the volume (
1
VR700/G board) to be “Vs
Voltage” on the label.
.
Measuring point: 8, 9, 10-pins/P7 (Y-SUS board)
1
VR600
1
VR700
1, 2-pins
8 to10-pins
G board
Y-SUS board