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Component Locations
CRT Board (Parts Side)
L721
R716
J701
Q711
L701
R705
Q711A
E
R704
R703
R713
R723
J703
Voltages and Waveforms Charts
Note: Voltages and waveforms were measured with colour bar signal and controls adjusted for normal picture.
Main Board
Q003
Q004
Q008
E
0V
E
0V
E
0V
C
0V
C
0V
C 0.5V
B 0.6V
B
0.5V
B
0V
Q432
Q439
Q461
E
0V
E 10.4V
E 1.6V
C 354V
C
0V
C
4V
B 1.3V
B 1.6V
B 11.1V
Q684
Q886
E
0V
E
0V
C
0V
C
0V
B
0V
B 0.7V
IC201-pin12
IC201-pin13
<R out>
<G out>
4.64Vp-p
4.72Vp-p
IC201-pin56
IC501-pin5
<CVBS int.>
<V out>
0.96Vp-p
53.6Vp-p
C710
C731A
L702
C731
L702A
C751
Q010
Q011
Q1001
E 8.8V
E
0V
E 4.1V
C
0V
C 19.8V
C
B 8.9V
B
0V
B 3.2V
Q462
Q491
Q511
E
0V
E
3V
E
C 10.5V
C
0V
C 4.9V
B 0.6V
B 2.3V
B
IC201-pin14
<B out>
4.48Vp-p
Q431-C
<H drive>
44Vp-p
CRT Board (Solder Side)
C710
C731A
C731
X
L702
L702A
Q1002
Q1003
E 4.1V
E
2.6V
0V
C
0V
C
0V
B 3.2V
B 1.9V
Q631
Q632
E
0V
0V
E 6.3V
C 7.8V
C
0V
0V
E 6.8V
B
0V
IC201-pin17
IC201-pin21
<H drive>
<V drive>
4.2Vp-p
1.2Vp-p
Q432-B
Q432-C
<H out>
<H out>
11.6Vp-p
1000Vp-p
2800Vp-p
37.4Vp-p
-33-
L721
J701
R716
L701
Q711
Q711A
R705
E
R703
R713
Q741
J703
R723
Q111
Q122
Q1902
E 0.4V
E
0V
E 4.9V
C 5.5V
C
0V
C
0V
B 1.2V
B 0.6V
B 4.9V
Q641
Q661
Q681
E
4V
E
9.7V
E
0V
C
5V
C
9.9V
C
9.7V
B 4.7V
B
9.1V
B
0V
IC201-pin44
<Sandcastle>
3.6Vp-p
IC601-pin1
<Power out>
425Vp-p
Horiz.
Q431
E
0V
C 10.6V
B
0V
Q683
E
26V
C 26.6V
B 25.9V
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