Schematic Diagram - Main Section (2/4) - Sony HCD-GTX66 Service Manual

Q Q
3 7 6 3 1 5 1 5 0
6-13. SCHEMATIC DIAGRAM — MAIN SECTION (2/4) — • Refer to page 62 for IC Block Diagrams.
1 2 3
A
MAIN BOARD (2/4)
B
IC B/D
C
IC566
SIGNAL SELECTER
3 . 2 3 . 2 3 . 2 0 0 0 0
D
14 13 12 11 10 9
1 2 3 4 5 6
0 0 0 0 3 . 2 3 . 2
E
A1
T E
L 1 3 9 4 2 2 9 6 5 1 3
A2
A3
F
A4
A5
MAIN
1
BOARD A6
( 1 / 4 )
A7
(Page 44)
A8
A9
G
A10
A11
A12
H
I
J
A13
MAIN
A14
2
BOARD
( 1 / 4 ) A15
(Page 44)
A17
w w w
K
HCD-GTX66/GTX77
4 5 6
(Page 51)
USB BOARD
CN907
D
IC B/D IC B/D
IC567 IC568
SIGNAL SELECTER SIGNAL SELECTER
R626
10k
3 . 2 0 0 0 0 0 0 . 1 3 . 2 0 . 1 3 . 3 3 . 2 0 . 1 3 . 3 3 . 2
8 14 13 12 11 10 9 8 16 15 14 13 12
7 1 2 3 4 5 6 7 1 2 3 4
0 0 . 1 0 0 . 1 0 0 3 . 2 0 0 0 0
R628 0
10k
Q602
RT1N141C-TP-1
3 . 2 SELECT SWITCH
R140
10k
4 . 5 4 . 5 4 . 5 4 . 5 4 . 5 4 . 5 4 . 5 4 . 5 4 . 5 4 . 5 4 . 5 4 . 5 4 . 5 4 . 5 4 . 5 4 . 5 4 . 5 4 . 5
42 41 40 39
1 2 3
4 . 5 4 . 5 4 . 5 4 . 5 4 . 5 4 . 5 4 . 5 4 . 5 4 . 5 4 . 5 4 . 5 4 . 5 4 . 5 4 . 5 4 . 5 4 . 5 4 . 5 4 . 5 4 . 2
C100
100
10V
C150
FB150 R150 10
0 100 50V
C281
10
C280
50V
10
50V
x a o
y
. i
5
MAIN BOARD (3/4)
(Page 46)
http://www.xiaoyu163.com
7 8 9 10
(Page 41)
BD91 BOARD
CN202
A
C520
0.1
C536
0.1
R252 R256
47k 47k
0 0
Q250,251
MUTE
0 . 6 0 . 6
R627
10k
Q596,597
SELECT SWITCH
11 10 9
R116
100
C105
10 50V
C103 3 . 2
R603 4.7k
10
( 0 )
5 6 7 8 R605 820k 50V
R654 100k
0 0
Q597
R606 820k RT1N141C-TP-1
R604 820k
0
0 ( 9 )
9 4 . 5 4 . 5 4 . 5 4 . 5 4 . 5 0 ( 9 ) 0
IC B/D
16 15 14 13 12 11 10 9
IC563
BU4052BCF-E2
Q Q
SIGNAL SELECTER
3 7 6
1 2 3 4 5 6 7 8
4 . 5 4 . 5 4 . 5 4 . 5 4 . 5
R650 100k
R608 820k C155 10 50V R166
R607 820k C153 10 50V
R609 820k
C152 3.3 50V
C159
Q610
1
R153
R151
2SK3378ENTL
50V 3
2.2k
C600 C154
4 . 5 0
10 10
Q151
50V 50V S
Q151
C160 DBFB SWITCH
2SC2712-YG-TE85L
1
4 . 5 4 . 5
C161
R156
0
C625 10
10k
0.01 50V
4 . 1
0
R122
10k
38 37 36 35 34 33 32 31 30 29 28 27 26 25 24 23 22
4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21
R121
9 0
10k
C111
10 50V R106
R656
10k
C615
10k
0.01
4 . 5
0 R103 0
R105
C104 C110
3 47k
3 . 2
10 1
50V
4 . 1
4 . 5
Q591
0
S
RT1N141C-TP-1
C109 Q608 C130 10 50V
C601
IC101
1 50V 2SK3378ENTL
10
4 . 5 Q101
R131 R130
50V
INPUT SELECT SWITCH, 2SC2712-YG-TE85L
2.2k 2.2k
Q101
GRAPHIC EQUALIZER CONTROL,
DBFB SWITCH
C131
R133
ELECTRICAL VOLUME
0.47
100k
IC B/D 50V
1 C110,160 2 C113,162 3 R103,153
0.01 (GTX66) 0.27 (GTX66) 560 (GTX66)
0.015 (GTX77) 0.33 (GTX77) 620 (GTX77)
u 1 6 3
6
MAIN BOARD (4/4)
(Page 47)
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http://www.xiaoyu163.com
2 4
8 9 9
11 12 13 14
(Page 53)
EFFECTOR BOARD
CN1502
E
C596
10
50V
Q598
EFFECTOR SELECT SWITCH
R613 6.8k JW260
3 . 2 R614 470k 3 . 2
R644 100k
Q598
Q596
RT1N141C-TP-1
RT1N141C-TP-1 R615 470k 0
R643 100k
9 4 . 4 4 . 5 4 . 4 4 . 5 4 . 4 0
16 15 14 13 12 11 10 9
IC563
3 1 5 1 5 0 8 9
1 2 3 4 5 6 7 8
4 . 5 4 . 4 4 . 5 4 . 5 4 . 5
R649 100k
C597 10 50V
R648 100k
100 R616 470k
IC564 IC B/D
R617 470k
SIGNAL SELECTER
82
81
75
m
c o
.
HCD-GTX66/GTX77
2
8 9 9
15 16
J101
L1
L
TV IN AUDIO
AUDIO
IN
R270 R1
R
2.7k
R271 J101
2.7k
L2
L
VIDEO
VIDEO
IN
R269 R2
R
1.8k
R268
G
1.8k
C264
0.01
2 4 9 8 2 9 9