Table of Contents
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CRT BOARD (Component Location)
K7Q
R713
Q701
R719
E
1
3
(B-OUT)
R711
L702
Q701A
R712
K7U
Q705
(R-OUT)
Q703
E
(G-OUT)
E
Q703A
J705
R724
C721
1
K7P
5
(C5RA)
MAIN BOARD (Component Location)
CH UP
SW1901
Q1902
A1901A
C1902
AC5G1
D1910A
D1910
CHASSIS
L601-H7
L601-H8
JP602
JP601
L601-H2
L601-H1
SW601-H1
L601-H3
L601-H4
SW601-H2
L601-H6
L601-H5
J606
R602
D606
D685
C607
KG
C606
Q686
E
F601
TP-EE
R604-H1
C607-H2
C607-H1
Q612
C628
J607
J608
C610
J605
R620
L605
D619
R603
D613
R604-H2
D617
R613Z
C613
T611-H2
R615
R613
T611
T611-H14
R609
Q613
R607
T611-H4
T611-H13
Q613-H1
R612-H1
C608
R606
R612
Q611
C608A
J633
E
C611A
R612-H2
D611
C611
Q613-H
T611-H11
T611-H7
T611-H10
R624
R628
C615
Q613-H5
R629
1AA4B10S0180A
TP-B
T471-H2
T471-H1
T471
FBT
CH DOWN
VOL UP
VOL DOWN
MENU
TV/AV
SW1902
SW1903
SW1904
SW1905
SW1906
R
L
J1204
R644
K1003A
J1202
J1203
C1017
C1007
E
JP801
JP644
J021
C861
R689
J612
C893
J003
J830
C647
J809
D861
IC801
CPU
R818
J817
D1201
J827
R1205
(SOLDER
J828
R898
IC651
SIDE)
J009
J829
J810
E
Q681
D661
R866
R869
R682
J806
R664
J819
D683
J666
R663
D663
J687
J808
J502
R665
JP204
J296
J403
J513
R285
J219
C285
C635
R637
E
J024
D662
D686
R510
C289
R639
C646
D280
R638
R511
C225
R212
J688
JW3
J401
C288
C287
J232
J655
R643
IC501-H1
C517
R872
C353
C286
J504
R282
R280
R686
J283
C510
R642
J231
J645
L204
D512
J355
J353
IC201
C644
J356
J354
IF/VIDEO/
J514
J358
J041
CHROMA
R354
J357
R352
C520
C209
R519
J632
X211
R518
R515
R514
C226
J039
IC501-H2
J505
J040
R516
C514
J509
C431
KDY-6
J431
KDY-5
T431
X171
KDY-4
L441-H2
H-DRIVE
KDY-3
J1010
J1012
J510
L441-H1
L441A
R435
KDY-1
C1010
R435A-H1
R103
R435A-H2
J033
J1003
Q432
J1002
H-OUT
R479
JP105
D476
C486
R488
K1002
R423
R422
VID
AUD
VID AUD
D421
JP106
R475
IN
OUT
Q432-H5
1
KQ
3
V
K1003
J1007
J056
J017
IC002-H2
C021
(SOLDER
SIDE)
C011
C031
R1203
R1202
J057
J001
IC002-H1
J824
R357
C895
D357
C202
J287
J049
C231
C232
ACK
STS
SCL
SDA
GND
KX
J210
J209
IC202
J104
JP371
J103
J108
J1006
C101
J114
A101
(C5RA)
Waveforms & Voltages
(On the Main Board)
IC001 (AUDIO AMP.)
Pin-1 12.7V
2
5.9V
3
GND
4
5.9V
5
6.8V
10
5.9V
11
GND
12
5.9V
IC201 (IF/VIDEO/CHROMA)
Pin-1 2.3V
2
2.2V
3
2.5V
4
2.2V
5
2.9V
10
1.6V
11
4.1V
12
3.8V
13
4.3V
14
1.6V
19
2.6V
20
2.5V
21
2.5V
22
2.0V
23
2.5V
28
1.3V
29
1.7V
30
0.9V
31
4.5V
32
8.4V
37
1.9V
38
2.8V
39
3.5V
40
2.5V
41
0V
46
2.3V
47
4.2V
48
4.1V
49
4.1V
50
2.5V
IC202
IC651
Pin-1 7.8V
2
GND
3
5.0V
Pin-1 11.8V
2
GND
IC3701 (AUDIO CONTROL & SURROUND)
Pin-1 4.2V
2
4.2V
3
4.2V
4
4.2V
5
4.3V
10
4.3V
11
2.8V
12
2.8V
13
4.2V
14
3.9V
19
4.0V
20
0.6V
21
4.2V
22
4.2V
23
4.3V
28
4.2V
29
4.2V
30
4.2V
IC501 (VERT. OUT)
Pin-1 3.0V
2
26.0V
3
2.6V
4
GND
5
17.0V
IC802 (MEMORY)
Pin-1 GND
2
GND
3
GND
4
GND
5
5.0V
IC801 (CPU)
Pin-1 4.3V
2
3.9V
3
5.0V
4
5.0V
5
GND
10
1.6V
11
5.0V
12
0V
13
5.0V
14
3.4V
19
0V
20
0V
21
0V
22
0V
23
5.0V
28
5.0V
29
0V
30
1.6V
31
4.9V
32
5.0V
Q111
Q122
Q173
Q1902
Q261
Q431
Q432
B 1.2V
B 0.6V
B
0V
B 5.0V
B 2.3V
B 0.3V
B
0V
C 5.4V
C
0V
C 0.4V
C -0.4V
C
0V
C 12.6V
C 132.9V
E 0.5V
E
0V
E
0V
E 5.0V
E 3.0V
E
0V
E
0V
Q631
Q635
Q661
Q666
Q681
Q683
Q684
B 6.8V
B 3.2V
B 9.9V
B -0.6V
B
0V
B 25.4V
B 0.7V
C 24.5V
C 24.5V
C 10.2V
C 11.7V
C 9.9V
C 26.0V
C
0V
E 6.3V
E 3.2V
E 9.2V
E
0V
E
0V
E 26.1V
E 0.7V
IC201-pin19
IC201-pin20
IC201-pin21
IC201-pin23
<R out>
<G out>
<B out>
<V drive>
3.4Vp-p
3.6Vp-p
2.5Vp-p
1.0Vp-p
Vert.
3.8Vp-p
IC201-pin46
IC501-pin5
Q431-C
Q432-B
<Y out>
<V out>
<H drive>
<H out>
1.4Vp-p
1.9Vp-p
Horiz.
Horiz.
12.2Vp-p
47.6Vp-p
50Vp-p
36.0Vp-p
47Vp-p
Vert.
Q613-C
<Power out>
480Vp-p
(On the CRT Board)
Q701
Q703
Q705
Q721
B
2.5V
B 2.5V
B 2.6V
B 1.6V
C 157.1V
C 152.5V
C 150.2V
C GND
E
2.4V
E 2.5V
E 2.5V
E 2.0V
Q701-C
Q701-B
Q703-C
Q703-B
<B-out>
<B drive>
<G-out>
<G drive>
112Vp-p
4.6Vp-p
112Vp-p
4.6Vp-p
6
1.5V
7
GND
8
1.5V
9
0.4V
6
2.9V
7
0V
8
5.0V
9
2.5V
15
1.7V
16
1.6V
17
0V
18
8.3V
24
2.7V
25
5.2V
26
2.6V
27
0.9V
33
0V
34
2.5V
35
2.5V
36
3.2V
42
2.5V
43
5.0V
44
2.7V
45
2.5V
51
2.2V
52
2.0V
53
2.2V
54
3.1V
3
5.0V
6
4.3V
7
4.3V
8
4.3V
9
-
15
GND
16
8.5V
17
4.2V
18
3.2V
24
4.3V
25
0.5V
26
4.3V
27
4.3V
6
26.5V
7
3.0V
6
5.0V
7
GND
8
5.0V
6
1.9V
7
2.6V
8
5.0V
9
-
15
5.0V
16
0V
17
4.8V
18
4.2V
24
0V
25
5.0V
26
-
27
3.2V
33
5.0V
34
0V
35
5.0V
36
5.0V
Q611
Q612
Q613
Q614
Q615
Q616
B 3.7V
B 0.2V
B 4.1V
B 3.7V
B 0.1V
B 0.7V
C 28.8V
C 3.7V
C 325V
C
0V
C 0.2V
C
0V
E 4.1V
E
0V
E
0V
E 4.1V
E
0V
E
0V
Q685
Q686
Q861
Q871
Q881
Q886
B
0.6V
B 24.5V
B 4.4V
B -0.1V
B -0.3V
B 0.7V
C 24.4V
C
0V
C 5.0V
C 4.8V
C 4.2V
C
0V
E
0.2V
E 24.5V
E 5.0V
E
0V
E
0V
E
0V
IC201-pin27
IC201-pin28
IC201-pin44
<Sandcastle>
<H drive>
<CVBS int.>
1.7Vp-p
0.8Vp-p
6.5Vp-p
1.8Vp-p
Horiz.
4.6Vp-p
Horiz.
Horiz.
Q432-C
Q612-C
Q613-B
<H out>
<Power drive>
<Power drive>
21.2Vp-p
21.6Vp-p
1000Vp-p
1020Vp-p
Horiz.
Q705-C
Q705-B
<R-out>
<R drive>
101Vp-p
4.7Vp-p
C4VZ
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