A-Board Check Points - Panasonic PT-47WX52F Service Manual

BV
-0.46V
BH
-0.26V
GH
-0.14V
RH
0.00V
GV
-0.47V
RV
-0.53V
STB 3.3V
3.27V
STB 7V
6.96V
NTSC VIDEO
3.52V
SUB TUNER
VIDEO OUTPUT
2.13V
MAIN TUNER
VIDEO OUTPUT
2.25V
DTV1-Y
5.24V
MAIN-Y
3.77V
Note: All the measurments are in DC with a digital multimeter, color bar

A-Board check points

CONV -18
-0.26V
S-L
4.46V
Figure 8. A-Board check points
pattern, picture settings normalized and sound set to minimum.
9V
CONV +18
8.96V
-0.46V
S-R
0.00V
- 15 -
2.5V
2.58V VM
9.47V
G
3.6V
R
3.58V
B
3.45V
B
3.11V
R
3.17V
G
3.19V
Vp
0.00V
Hp
0.24V
SUB-Y
3.83V
S-R
4.46V
S+18
20.97V
S-18
-23.77V
Service Manual