Schematic Diagram - Main Board (2/12) - Sony HCD-HDX277WC Service Manual

Q Q
3 7 6 3 1 5 1 5 0
6-9.

SCHEMATIC DIAGRAM - MAIN Board (2/12) -

1 2 3
MAIN BOARD (2/12)
A
HDX275/HDX277WC/
HDX475/HDX675
B
JL3056
R3227
100k
C3127
16
2.2 16
16 16
C
Q3202 Q3201
ISA1235AC1TP-1EF ISA1235AC1TP-1EF
0 0
24
25
D
C3263
0.1
C3262
100
35V
E
T E
L 1 3 9 4 2 2 9 6 5 1 3
26
2
MAIN
BOARD 36 35 34 33 32 31 30 29 28 27 26 25 24 23 22 21 20 19
(1/12)
(Page
F
36)
1 2 3
G
C3253
0.1
R3253
0
27
H
28
29
I
w w w
HCD-HDX275/HDX277WC/HDX279W/HDX475/HDX576WF/HDX675
• See page 65 for IC Block Diagrams.
4 5 6
JL3053
JL3055 JL3054
R3427
100k
C3126
16
2.2 16
16 16
Q3402 Q3401
ISA1235AC1TP-1EF ISA1235AC1TP-1EF
0 0
Q3201, 3202, 3401, 3402
OVER LOAD DETECT
C3423 C3422 C3323
1000p 1000p 1000p
C3267 C3213
0.1 0.1
C3212
100
35V
L3202 L3201
10uH 10uH
36 35 34 33 32 31 30 29 28 27 26 25 24 23 22 21 20 19
4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 1 2 3 4 5 6 7
JL3023
JL3107 JL3026
R3257 C3254
15k 0.1
C3203
0.1
IC B/D C3255
0.1
R3203
0
IC3250
R3265 R3266
DIGITAL POWER AMP DIGITAL POWER AMP
0 0
x a o
y
. i
http://www.xiaoyu163.com
7 8 9
JL3059
JL3087
R3177
100k
C3125
16
2.2 16
16 16
Q3152 Q3151
ISA1235AC1TP-1EF ISA1235AC1TP-1EF
0 0
C3322 C3173
1000p 1000p
C3217 C3163
0.1 0.1
C3162
100
35V
L3102
10uH
Q Q
3 7 6
36 35 34 33 32 31 30 29 28 27 26 25 24 23 22 21 20 19
8 9 10 11 12 13 14 15 16 17 18 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17
JL3029 JL3035
JL3110 JL3032
R3207 C3204
R3157
15k 0.1 15k
C3154
C3153
0.1
IC B/D C3205 IC B/D
0.1
R3153
0
IC3200 IC3150
R3215 R3216
DIGITAL POWER AMP
0 0
u 1 6 3
37 37
HCD-HDX275/HDX277WC/HDX279W/HDX475/HDX576WF/HDX675
2 4
8 9 9
10 11 12
JL3057 JL3058
R3127
100k
C3124
16 2.2
16
16 16
Q3102 Q3101
ISA1235AC1TP-1EF ISA1235AC1TP-1EF
0 0
Q3101, 3102, 3151, 3152
OVER LOAD DETECT
C3172 C3123 C3122
1000p 1000p 1000p
C3113
C3167
0.1
0.1
C3112
100
35V
L3101
10uH
3 1 5 1 5 0 8 9
36 35 34 33 32 31 30 29 28 27 26 25 24 23 22 21 20 19
18 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17
JL3041
JL3038
R3107
15k
0.1 C3104 0.1
C3103
0.1
C3155 IC B/D
0.1
R3103
0
IC3100
R3165 R3166
DIGITAL POWER AMP
0 0
m
c o
.
2
8 9 9
13 14 15 16
CN3200
5P
TP3304
(Page 55)
5 SL +
TP3303
A SPEAKER
4 SL -
TP3302 BOARD
3 SR - CN114
TP3301
1 SR +
TP3104
(Page 55)
5
FL +
TP3103
4 B SPEAKER
FL -
BOARD
TP3102
3 FR - CN114
TP3101
1 FR +
CN3100
5P
(Page 55)
C SPEAKER
BOARD
CN115
(HDX279W/HDX576WF)
EB3002
(CHASSIS)
C3117
0.1
2 4 9 8 2 9 9
18
JL3044
C3105
0.1
R3116
R3115
0 0
23
22
21
20
4
19
18
MAIN
17
BOARD
(4/12)
16
(Page 39)
15
14
13