Block Diagram - Audio Section - Sony STR-DA3ES Service Manual

STR-DA3ES/DA5ES/VA555ES
5-2. BLOCK DIAGRAM – AUDIO SECTION –
IC302
AUDIO SELECTOR
J301 IC301
3 1
PHONO IN L
2 PHONO
41 PHONO
CD/SACD IN L
3 CD/SACD
J302 40 CD/SACD
MD/ OUT L
4 MD/DDATOUT
DAT
5 MD/DATIN
IN L
J303 38 MD/DATIN
TAPE OUT L 6 TAPE OUT
IN L 7 TAPEIN
36 TAPEIN
TV/ AUDIO
L 8 TV/SAT
SAT IN
J304 35 TV/SAT
DVD AUDIO
L 9 DVD/LD
/LD IN
34 DVD/LD
OUT L 10 VIDEO2OUT
VIDEO
AUDIO
2
11 VIDEO2IN
IN L
J305 32 VIDEO2IN
12 VIDEO1OUT
VIDEO OUT L
AUDIO
1
13 VIDEO1IN
IN L
30 VIDEO1IN
3RD AUDIO SELECTOR
2 PHONO
3 CD/SACD
4 MD/DATIN
5 TAPE IN
6 TV/SAT
7 DVD/LD
8 VIDEO2IN
9 VIDEO1IN
RY301
2ND
AUDIO L
ROOM OUT
TU101
TUNER UNIT
TUN-LCH 6
FM 75Ω
COAXIAL
TUN-RCH 4
R-CH
ANTENNA
FMDETOUT 7
AM
RDS CLK
RDS DATA
STEREO 1 TUN-STEREO
TUNED 2 TUN-TUNED
MUTE TU-MUTE
3
SIGNAL TUN-SIGNAL
10
DO TUN-DATAOUT
12
COMCLK COM-CLK
13
COM DAT 14 COM -DATA
TUN LAT 15 TUN -LAT
IC306
3 1
LCOM 15
LCOM 16
B
AD-
LCOM 27
LCH
LCOM 28
DIGITAL
SECTION
TUNER 14
(1/2)
TUNER 29
MULTI
VIDEO3
CHANNEL
J102 INPUT
INPUT
1
VIDEO3 17 L AUDIO
VIDEO3 26
CLK
CLK 21
S.DATA
DATA 22
FUN-LAT
LAT 23
MULTI
CHANNEL
INPUT
2
IC304
TUNER
10
VIDEO3 11
IC307
3 1
3RDAUDIO 12
CLK
CLK 14
S.DATA
DATA 15
FUN-LAT
LAT 16
IC305
7 5
Q304
RELAY 2NDAU-RY
DRIVE
VA555ES: AEP
4
13
2
14
16
X1201
IC2101
RDS
DIGITAL
D
SECTION
(2/2)
IC402
SURROUND SELECTOR
RY401
3 COML IN
28 DSWIN LOUT 6
D-SWCH
D-CCH 15 DCIN
C D-SLCH 7 DSLIN
D-LCH 2 DLIN
D-SBLCH 11 DSBLIN
DIGITAL
SECTION
SL OUT 10
(2/2)
J402
FRONT
L
4 M1LIN
8 M1SLIN
SURROUND L
J403
SURR BACK L 12 M1SBLIN
CENTER
16 M1CIN
SUB
27 M1SWIN
WOOFER
FRONT
L
5 M2LIN
L
SURROUND
9 M2SLIN
SBL OUT 14
CENTER
17 M2CIN
SUB
26 M2SWIN
WOOFER
J401
C OUT 19
18 2NDLIN
SW OUT
24
CLK 21
DATA 22
LAT 23
DIGITAL
E
SECTION
(1/2)
J407
IC401 VIDEO
RS232C
5
RS232C INTERFACE
SECTION
9
4
16 R1IN R1OUT1 15
8
3 17 T1OUT T1IN 13
7
2
6
1
14 14
IC403
ELECTRONIC VOLUME
IC407
3
7 MIN M-OUT 5 1
2
CLK
10 CLK1 T-OUT
4
Q401
S.DATA
11 DATA T-IN
DIR-RY 3
RELAY
VOL-LAT
DRIVE 12 LAT
IC404
ELECTRONIC VOLUME
IC408
3
7 5
MIN M-OUT 1
CLK 2
10 4
CLK1 T-OUT
S.DATA
11 DATA 3
T-IN
RY404
VOL-LAT
12
LAT
Q404
PREOUT-RY RELAY
DRIVE
RY405
Q425
RELAY
IC406
DRIVE
ELECTRONIC VOLUME
IC410
3 RY403
1
7 MIN M-OUT 5
(1/2)
CLK 2
10 CLK1 T-OUT 4
S.DATA
11 DATA 3
T-IN
VOL-LAT
12 LAT
Q403
3RD-RY
RELAY
DRIVE
Q406
PREOUT-RY RELAY
DRIVE RY403
IC405
(1/2)
IC409
ELECTRONIC VOLUME
(1/2)
3
7 MIN
M-OUT 5 1
2
T-OUT 4
T-IN
3
RY402
IC409
14 MIN
(2/2)
CLK
10 CLK
5
S.DATA
M-OUT 16 7
11 DATA
6
VOL-LAT
T-OUT 17
12 LAAT
CLK T-IN
18
S.DATA
Q402
FUN-LAT
SBR-RY RELAY
DRIVE
PREOUT-RY RELAY
DRIVE
Q407
IC2103(1/2)
DATA DECODER
2NDAU-RY
11 2AU-RY DATA 13
SBR-RY
SBR-RY
10 CLK 14
DIR-RY 10
9 DIR-RY STB 15
PREOUT-RY
8 9
8 PRE-RY
CLR 16
3RD-RY
5 3RD-RY
IC2104
SSM MODC
21 SSMMODC
BUFFER
22 OSDXSEL
F VIDEOG
23
XTAL SELECTOR
VIDEOG
FL
A
SL
SB
CENTER
POWER AMP
SECTION
J404
L FRONT
L SURROUND
J405
RY406
PRE
L SURR BACK
OUT
L SUB WOOFER
RY407
R
CENTER
CLK
DIGITAL
S.DATA G
VOL-LAT
SECTION
FUN-LAT
(2/2)
COM DATA
DIGITAL
H
COM CLK
11 SECTION
RY-STB
(2/2)
RY-CLR
RXD232 I
TXD232
DIGITAL
SECTION
(2/2)
•R-ch is omitted due to same as L-ch
•Signal Path
: CD (ANALOG)
: FM