Table of Contents
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MAIN C.B.A. (POWER SUPPLY/VIDEO/AUDIO SECTION)
MODE
REC
PLAY
MODE
REC
PLAY
PIN NO.
PIN NO.
IC451
2 5
2.0
2.0
1
11.3 11.3
2 6
2.5
2.4
2
3.9
3.9
2 7
2.0
2.0
3
5.7
5.7
2 8
0
0
4
5.8
5.8
2 9
1.9
1.8
5
0
0
3 0
1.8
1.5
6
0
0
3 1
2.0
1.9
7
5.6
5.6
3 2
2.3
2.4
8
26.8 26.8
3 3
2.0
2.3
9
2.1
2.1
3 4
2.8
2.7
1 0
1.5
1.5
3 5
2.0
1.9
1 1
0.1
0.1
3 6
2.5
2.5
1 2
15.7 15.8
3 7
0 .1
1.5
1 3
27.4 27.4
3 8
4.5
2.3
IC801
3 9
2.2
1.9
1
1.6
1.6
4 0
3.4
3.0
2
0
0
4 1
2.8
3.4
3
133.0
133.0
4 2
0
0
4
17.3 17.3
4 3
3.3
3.3
5
0
0
4 4
2.6
2.6
IC802
4 5
2.6
2.6
1
13.9 14.1
4 6
2.6
2.6
2
12.9 13.1
4 7
5.0
4.9
3
4.2
4.2
4 8
1.2
1.2
4
17.3 17.3
4 9
2.6
2.6
IC803
5 0
3.8
3.1
1
5.3
5.3
5 1
5.0
4.9
2
4.5
4.5
5 2
2.5
2.5
3
0.1
-0.4
5 3
2.5
2.5
4
5.8
5.6
5 4
1.9
2.1
IC3001
5 5
2.1
2.1
1
5.1
5.1
5 6
5.2
4.4
2
3.4
3.4
5 7
2.6
2.6
3
2.1
2.1
5 8
2.6
2.6
4
5.1
5.1
5 9
2.6
2.6
5
2.7
2.7
6 0
2.6
2.6
6
1.9
1.9
6 1
2.6
2.6
7
5.1
5.1
6 2
0
0
8
5.1
5.1
6 3
0
0
9
2.2
2.2
6 4
1.6
1.8
1 0
2.8
2.8
6 5
2.6
2.6
1 1
0.4
0.9
6 6
2.6
2.6
1 2
2.8
2.8
6 7
2.6
2.7
1 3
0
0
6 8
5.2
5.2
1 4
0.5
0.5
6 9
2.6
2.6
1 5
1.0
1.1
7 0
0
0
1 6
3.1
3.6
7 1
2.6
2.6
1 7
2.3
1.7
7 2
2.6
2.6
1 8
2.6
2.6
7 3
2.7
2.6
1 9
2.6
2.6
7 4
0
0
2 0
3.1
3.5
7 5
0
0
2 1
5.0
4.9
7 6
3.4
3.3
2 2
2.0
2.0
7 7
0
0
2 3
2.4
2.4
7 8
2.2
2.2
2 4
2.5
2.4
7 9
3.0
3.0
MODE
REC
PLAY
MODE
REC
PLAY
PIN NO.
PIN NO.
8 0
2.2
2.2
4 1
0.4
5.2
8 1
2.6
2.7
4 2
0
0
8 2
2.8
2.8
4 3
4.8
4.8
8 3
2.5
2.5
4 4
4.3
4.4
8 4
3.8
2.4
4 5
4.9
4.9
IC3201
4 6
3.2
3.2
1
2.5
2.5
4 7
2.0
2.0
2
5.1
5.1
4 8
0
0
3
0
0
IC4501
4
2.5
2.5
1
6.4
6.4
5
3.0
3.0
2
0
0
6
-2.9
-2.9
3
6.4
6.4
7
2.3
2.3
4
0
0
8
2.9
3.0
5
2.4
2.4
IC3301
6
6.7
6.7
1
2.4
2.4
7
6.7
6.7
2
2.6
2.7
8
0
0
3
5.2
5.2
9
6.8
6.8
4
0
0
1 0
15.8 15.8
5
2.2
1.7
IC4511
6
2.3
2.3
1
6.4
6.4
7
5.2
5.2
2
0
0
8
0
0
3
6.4
6.4
9
0.1
0.1
4
0
0
1 0
0 .1
0 .1
5
2.4
2.4
1 1
0 .1
0 .1
6
6.7
6.7
1 2
0
0 .1
7
6.7
6.7
1 3
5.2
5.2
8
0
0
1 4
3.6
3.6
9
6.8
6.8
1 5
2.8
2.8
1 0
15.8 15.8
1 6
0
0
IC5301
1 7
5.0
5.0
1
2.7
2.7
1 8
4.2
4.3
2
2.9
2.7
1 9
0 .1
0 .1
3
3.8
4.0
2 0
0
0 .1
4
5.2
5.2
2 1
0
0.1
5
2.1
2.2
2 2
0
0.1
6
2.1
2 .2
2 3
0
0
7
6.2
6.2
2 4
0
0
8
0.3
0.3
2 5
0
0 .1
9
0
0
2 6
0
0 .1
1 0
3.8
3.9
2 7
0
0 .1
1 1
5.3
5.3
2 8
0
0 .1
1 2
2.4
2.4
2 9
4.0
4.1
1 3
4.2
4.2
3 0
0
0
1 4
6.2
6.2
3 1
0
0
1 5
4.3
4.3
3 2
0
0 .1
1 6
0.8
0.7
3 3
0
0
1 7
0
0
3 4
0
0
1 8
0.1
0.1
3 5
0
0
1 9
1.8
1.8
3 6
5.2
5.2
2 0
0
0
3 7
0
0
2 1
3.7
3.7
3 8
5.2
5.2
2 2
3.5
3.6
3 9
5.2
5.2
2 3
3.7
3.7
4 0
- - -
- - -
2 4
9.1
9.1
MODE
REC
PLAY
MODE
REC
PLAY
PIN NO.
PIN NO.
2 5
3.6
3.6
Q807
2 6
9.2
9.2
E
0
0
2 7
0
0
C
0.3
0.3
2 8
0
0
B
0.4
0.4
2 9
0
0
Q810
3 0
5.8
5.8
E
7.7
7.7
3 1
6.2
2.0
C
12.9 13.1
3 2
3.7
3.7
B
8.1
7.9
3 3
7.6
7.6
Q812
3 4
8.2
8.2
E
0
0
3 5
5.2
5.2
C
0.2
0.2
3 6
4.3
4.3
B
0.8
0.8
3 7
9.7
9.7
U 8 0 3
3 8
9.1
9.1
E
13.8 13.8
3 9
2.3
2.1
C
17.1 17.2
4 0
1.6
1.7
B
14.4 14.3
4 1
2.4
2.6
Q815
4 2
0
0
E
0
0
4 3
5.1
5.1
C
14.3 14.3
4 4
5.1
5.1
B
0.7
0.7
4 5
0.4
0.9
Q817
4 6
2.7
2.3
E
-0.6
-0.6
4 7
5.1
5.1
C
4.2
4.2
4 8
2 .5
2.5
B
0
0
Q819
Q431
E
5.3
5.3
E
2.2
2.2
C
5.2
5.2
C
0
0
B
4.7
4.7
B
1.6
1.6
Q820
Q501
E
4.6
4.6
E
0
0
C
0
0
C
71.2 71.2
B
4.2
4.2
B
0.4
0.4
Q821
Q571
E
0
0
E
1.4
1.4
C
0
0
C
10.5 10.5
B
0.7
0.7
B
1.8
1.8
Q822
Q581
E
0
0
E
115.2
115.2
C
0.7
0.7
C
0
0
B
0.2
0.2
B
114.8
114.8
Q823
Q801
E
0
0
E
0
0
C
12.4 12.4
C
0.2
0.2
B
0.7
0.7
B
0.8
0.8
Q3001
Q802
E
1.6
1.6
E
0
0
C
0
0
C
132.7
133.3
B
1.0
1.0
B
0.3
0.3
Q3002
U802
E
2.8
2.8
E
11.8 11.8
C
4.6
4.6
C
17.1 17.2
B
3.4
3.4
B
12.4 12.4
NOTE:
FOR SCHEMATIC DIAGRAM AND CIRCUIT BOARD LAYOUT NOTES,
REFER TO BEGINNING OF SCHEMATIC SECTION.
MODE
REC
PLAY
MODE
REC
PLAY
PIN NO.
PIN NO.
Q3311
TP501 114.9 114.9
E
0
2.4
TP502
0
0
C
0
0
TP503
21.9
22.0
B
1.7
1.7
TP504
5.3
5.3
Q3310
TP551 -20.5
-21.2
E
0
0
TP552 -21.3
-22.2
C
4.2
4.2
TP556 200.2 200.2
B
-0.3
-0.3
TP558
26.9
26.9
Q3314
TP559
16.2
16.2
E1
1.5
1.5
TP801
64.1
64.1
C 1
5.1
5.1
TP802
64.2
64.2
B1
2.1
2.1
TP803
2.6
2.6
E2
1.5
1.5
TP804
0
0
C 2
1.7
1.7
TP805
0.2
0.2
B2
2.1
2.1
TP806
64.1
64.1
Q3315
TP807
64.2
64.2
E
5.2
5.2
TP808
5.3
5.3
C
5.0
5.0
TP809
5.2
5.2
B
1.7
1.7
TP810
0.2
0.2
Q4001
TP1054
5.2
5.2
E
5.1
5.1
TP1201 11.8
11.8
C
-19.6
5.1
TP1203 115.2 115.2
B
5.1
4.4
TP1204 17.2
17.2
Q4002
TP1206 -16.5
-16.5
E
-11.3
0
TP1207 40.8
40.8
C
0
0
TP1208
0
0
B
-19.8
0 .8
TP1209
8.0
7.9
Q4003
TP3001
1.7
1.7
E
-14.3
0
TP3002
2.7
2.3
C
0
0
TP3003
3.3
3.3
B
-19.5
0.8
TP3004
2.0
2.3
Q4031
TP3005
2.6
2.6
E
5.2
0
TP3006
2.5
2.5
C
5.2
5.2
TP3007
2.6
2.6
B
5.9
5.9
TP3008
2.3
2.4
Q4101
TP3009
0
0
E
0
0
TP3010
3.0
3.0
C
10.9
0.6
TP3011
2.7
2.7
B
0.2
0.6
TP3012
3.0
3.0
Q4171
TP3301
3.6
3.6
E
0
0
TP3302
2.7
2.7
C
0
0
TP4001
0
0
B
0.1
0.1
TP4002
0
0
Q4173
TP4003
0
0
E
2.5
2.5
TP4004
0
0
C
0.5
0.5
TP4501
0
0
B
0
0
TP4502 16.1
16.1
Q5301
TP4503
6.7
6.7
E
3.2
3.4
TP4504
0.8
0.9
C
9.2
9.2
TP4591
6.7
6.7
B
3.8
4.0
TP4592
0.8
0.8
Q5901
TP5301
3.7
3.7
E
9.2
9.2
TP5302
3.6
3.6
C
11.9 11.9
TP5303
3.5
3.6
B
9.8
9.8
TP5304 11.9
11.9
MODE
REC
PLAY
PIN NO.
TP5305
3.2
3.3
TP5306
0
0
TP5307
0
0
TP5308
1.6
1.6
TP5309
1.7
1.7
TP5310
7.6
7.6
TP5311
5.1
5.1
TP5401
3.8
3.8
TP5402
1.6
1.7
TP5403
0
TP5501
0.7
0.7
TP5502
0.1
0.1
TP5503
1.8
1.8
TP5504
4.3
4.3
TP5505
0
0
TP5506
5.3
5.3
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