-33-
Voltages and Waveforms Charts
Note:
Voltages and waveforms were measured with colour bar signal and controls adjusted for normal picture.
Main Board
Q001
E
7V
C
0V
B 7.4V
Q111
E
0V
C 5V
B 0V
Q1001
E 2.4V
C
0V
B 1.9V
Q204
E 1.9V
C 4.9V
B 2.6V
Q1000
E 3.3V
C
0V
B 2.6V
Q205
E
5V
C 6.5V
B 5.7V
Q432
E
0V
C 342V
E 1.4V
Q501
E
0V
C
5V
B 0V
Q631
E 6.3V
C 8.4V
B 6.8V
Q440
E 3.8V
C
5V
B 4.5V
Q439
E 1.7V
C 3.9V
B 1.7V
Q632
E
0V
C 4.9V
B
0V
1000Vp-p
Horiz.
4.4Vp-p
4.4Vp-p
4.4Vp-p
4.6Vp-p
0.1Vp-p
48Vp-p
20.2Vp-p
1016Vp-p
41.6Vp-p
IC201-pin44
<Sandcastle>
IC201-pin14
<H drive>
IC201-pin54
<R out>
IC201-pin55
<G out>
IC201-pin56
<B out>
IC201-pin30
<CVBS int.>
IC501-pin9
<V out>
Q432-C
<H out>
Q432-B
<H out>
IC601-pin1
<Power out>
436Vp-p
Q431-C
<H drive>
4Vp-p
1.12Vp-p
IC201-pin10
<V drive>
IC501 (VERT. OUT)
Pin-1
2.5V
2
22.3V
3
1.2V
4
GND
5
10V
6
21.8V
7
2.5V
IC801 (MEMORY)
Pin-1
GND
2
GND
3
GND
4
GND
5
5V
6
5V
7
0V
8
5V
IC001 (AUDIO AMP.)
Pin-1
0V
2
9.3V
3
0.7V
4
0V
5
0.7V
6
3.9V
7
0V
8
0V
9
9.5V
10
0V
11
0V
12
0V
13
4.8V
14
4.7V
15
0V
IC601 (POWER)
Pin-1
347V~
2
0V
3
19.3V
4
0V
5
1.3V
6
0.8V
Q206
E 5.7V
C 9.2V
B 5V
Q203
E 7.8V
C 9.6V
B 8.6V
Q202
E
5V
C 9.2V
B 5.7V
Q431
E
0V
C 3.8V
B
0V
Q886
E
0V
C
0V
B 0.7V
CRT Board
Q703
E 2.7V
C
95V
B 3.2V
Q701
E 2.8V
C
94V
B
3.2V
Q705
E 2.4V
C
95V
B 2.7V
Q701-B
<B drive>
Q705-C
<G-out>
Q701-C
<B-out>
Q703-C
<R-out>
Q703-B
<R drive>
Q705-B
<G drive>
108Vp-p
5.2Vp-p
98Vp-p
5.6Vp-p
4.6Vp-p
114Vp-p
SM_BE5M PWB & WAVEFORM 12/17/08 1:17 PM Page 33
