Schematic Diagram - Audio Board (5/6) - Sony STR-ZA1000ES Service Manual

STR-ZA1000ES/ZA2000ES/ZA3000ES
Ver. 1.1

6-17. SCHEMATIC DIAGRAM - AUDIO Board (5/6) -

1 2 3 4
AUDIO BOARD (5/6)
A
J256
6P
CL343
L
SA-CD/CD
AUDIO IN
CL342
R
CL341
L
B
TV
AUDIO IN
CL340
R
CL339
L
AUX
AUDIO IN CL338
R
C
J255
6P
CL336
L
VIDEO
AUDIO IN
CL335
R
CL334
L
ZONE 3
D AUDIO OUT
VARIABLE CL333
R
CL332
L
ZONE 2
AUDIO OUT
CL331
VARIABLE
R
E
(Page 55)
MULTI_FR
MULTI_FL
>117S MULTI_SW
MULTI_C
AUDIO
MULTI_SR
BOARD
(4/6)
MULTI_SL
F MULTI_SBR
MULTI_SBL
(Page 52)
>101S
D251
ADINL
DA2J10100L
AUDIO ADINR
BOARD
(1/6)
12.4
(Page 65)
G
R260
47k
SPTM
0.3
>01S
BOARD CN259
2P Q251
CN950
2PD601ART
AGND 1 RELAY DRIVE
AGND 2
AMP
BOARD
>02S
(1/2) R256
CN550 4.7k
(Page 62)
H
R261
47k 2PD601ART
(ZA3000ES)
RELAY DRIVE
R257
4.7k
RY_PRE_ZONE
(ZA1000ES/ZA2000ES) EVOL_CL
EVOL_DA
J254
2P
CL330
I
PRE OUT
SUBWOOFER
C251 Q250
1000p 2PD601ART
100V
RELAY DRIVE
J
R251
0.3
47k
(Page 57) RY_PRE_SW
R250
1k
R252
>119S
10
DCDC_12V
AUDIO
BOARD GND
(6/6)
K
(Page 55)
>118S A7V_CT_GND
A–7V
AUDIO
A+7V
BOARD
(4/6)
L
(Page 65)
CN251
3P
CL254 C292 C291
47 47
>03S
A+7V 3
35V 35V
CL255
A7V_CT_GND 2
M CL256
SPTM
BOARD A–7V 1
CN961
(Page 54)
>114S
A+7V
AUDIO
BOARD AGND_D-AUDIO
(3/6)
N
(Page 57)
>120S
9
AUDIO
BOARD 10
O
(6/6)
STR-ZA1000ES/ZA2000ES/ZA3000ES
• See page 82 for IC Block Diagrams.
5 6 7 8
C272 C271
100p
C261 100p
JC251
0
C263 100p
C256 100p
C259 100p
C300
1000p
100V
(ZA3000ES)
C298
R264 R265 0.1 R266 R267
1k 1k 1k 1k
R283
100k
R262
10
-2 -1
RY251 R282
100k
-2 -1
RY252
R263 R285
10
100k
D252 C299
DA2J10100L 0.1 R284
100k
12.4
Q252
0.3
R259 220
R258 220
R253 R254
1k 47k
R286
10k
R255
100k
12.4
C297
0.1
RY250
R287
2.9 52
10k
CHIP
C250
51
10
GND
50V
50
ADCL
49
ADCR
48
GND
47
FRIN
46
FLIN
45
SWIN
44
CIN
0
43
SRIN
0 42
SLIN
0 41
SBRIN
0
40
SBLIN
9 10 11 12
R268
1k
(ZA1000ES/ZA2000ES)
R275 R276
1k 1k
C270 C269 C268 C267 C266 C265
100p 100p 100p 100p 100p 100p 100p
CL337
40
GND_40
0 39
FRIN2
0 38
FLIN2
0 37
SWIN2
0 36
CIN2
0 35
SRIN2
0 34
SLIN2
0 33
SBRIN2
0 32
SBLIN2
31
GND_31
0 30
RECR1
0 29
RECL1
28
RECR2
27
RECL2
26
RECR3
25
RECL3
0 24
SUB2R
0 23
SUB2L
22
GND_22
21
GND_21
C294
4.7
50V
C293 4.7 50V
C296 4.7 50V
C295 4.7 50V
14
SUBL
15
SUBR
16
GND
17
GND
18
RECL
IC250
19
RECR
20
SOUND PROCESSOR GND
21
IC250
GND
BD34701KS2
22
INL8
23
INR8
24
INL7
25
INR7
26
GND
56 56
13 14 15 16 17
C284
0.1
C285
R280
(ZA3000ES)
100p
1k FB252
IC252
FB253
C286
R274 R277
1k 1k 100p
FB254
+5V REGULATOR
1/2W 1/2W
IC252
R281
MM1839A50NRE
1k
FB255
FB257
C279
FB251
1
D253
C282
DA2J10100L
1
FB250
C254
0.0022
C257
0.0022
61
INL2
62
INR2
63 0
INL1
64 0
INR1
65
GND_65
CL346
66 0
SBLIN
CL347
67 0
SBRIN
68
SLIN
IC251
69
SRIN
70
INPUT SELECTOR, CIN
ELECTRICAL VOLUME 71
SWIN
IC251
72
BD3471KS2
FLIN
73
FRIN
74
GND_74
75 0
ADCR
76 0
ADCL
77
GND_77
78 0
SUB1R
79 0
SUB1L
80
GND_80
C275
0.0022
C273
0.0022
C276 100p
C274 C255
0.1 0.1
C277 100p
R278 R279
220 220
18 19 20
CN257
9P
1 TUNER_IISD
CL305
2 TUNER_VDD
CL306
FM
75
3 TUNER_L/LRCK FFC1
CL307 COAXIAL
4 TUNER_CE TU1
CL308
TUNER1AMF
5 TUNER_R/BCK ASSY ANTENNA
CL309
(FM/AM TUNER UNIT)
6 TUNER_GND
CL310 AM
7 TUNER_DA
CL311
8 TUNER_IIC/RDSI
CL312
9 TUNER_CK
CN260
6P
CL293
1 MIC
2 NC
CL300
DIGITAL
3 AGND
CL302 BOARD
4 A+7V (2/12)
CL344
5 FL_GND
CL345
6 DCDC_12V
(Page 54)
>115S
DOWNMIX_L
DOWNMIX_R AUDIO
BOARD
(3/6)
(Page 54)
>113S
ADINR_ZONE
AUDIO
ADINL_ZONE
BOARD
(3/6)
(ZA3000ES)
CN253
12P
CL267
1 SBR
2 NC
CL266
3 AGND (Page 59)
CL265
4 SBL
CL264
>04S
5 AGND
CL263
6 C
CL262 PRE-OUT
7 AGND
BOARD
CL261
CN351
8 SW
CL260
9 AGND
CL259
10 DCDC_12V
CL258
11 RY_GND
CL257
12 RY_PRE_SW
CN255
9P
CL275
1 FR
(Page 59)
2 NC
CL274
3 AGND
CL273 >05S
4 FL
CL272
PRE-OUT
5 AGND
CL271
BOARD
6 SR
CN350
CL270
7 AGND
CL269
8 SL
CL268
9 AGND
CN254
14P
CL289
1 FR
2 NC
CL288
3 AGND
CL287
4 FL (Page 62)
CL286
5 AGND
CL285
>06S
6 SR
CL284
7 AGND
CL283
AMP
8 SL BOARD
CL282
(1/2)
9 AGND
CL281 CN501
10 SBR
CL280
11 AGND
CL279
12 SBL
CL278
13 AGND
CL277
14 C
CL276
15 AGND