Block Diagram - Analog Audio Section - Sony STR-DH550 Service Manual

5-1. BLOCK DIAGRAM – ANALOG AUDIO Section –
J402 (1/2)
L
AUDIO
TV IN
R-ch
R
J401
L
AUDIO
SA-CD/CD IN
R-ch
R
L
AUDIO
VIDEO IN
R R-ch
L
AUDIO
SAT/CATV IN
R-ch
R
J100
AUTO CAL
5
MIC
US, CND,
MX, BR
FM RECEIVER
CN104 IC101
LOUT 15
FM
75 COAXIAL
CN102 ROUT
4 FRF1
AEP, UK, AUS,
ANTENNA
E12, TW
DA 13
7 ARF2
AM CK 10
6 ARF1
IIC/RDSI 8
CN103
18 19
X101
32.768kHz
STR-DH550/DH750
DH750
>001B
RCH-N 1-IN
2
1OUT
RCH-P 3 1+IN LINE AMP
ANALOG
IC402
LCH-P 5 2-IN
VIDEO/USB
2OUT
INR8
LCH-N 6
SECTION
(Page 18)
FL OUT
SL OUT
>002B
DIGITAL
SECTION
C OUT
(Page 16)
SW OUT
SBL OUT
AUDIO AMP
IC101
7 3 1
14 R-ch
6
5 7
SYSTEM
CONTROL
IC2001 (1/6)
DIR FUNCTION SELECT
IC400
INL8
22
R-ch INR8
23
ADCL
50
ADCR 49
27 INL6
R-ch 28 INR6
24 INL7
R-ch 25 INR7
31
INL4
FLOUT 7
R-ch 32 INR4
FROUT
6
7 35 INL2
1 R-ch R-ch INR2
36
SBLOUT
13
SBROUT
12
46 FLIN
R-ch FRIN
47
SLOUT
11
SLIN
42
SROUT 10
R-ch 43 SRIN
CIN
44
COUT
9
SWIN
45
SBLIN
40
R-ch 41 SBRIN
INL3
33
SWOUT
8
34 INR3
INL1
37
R-ch 38 INR1
4
3
16 17
15 15
>003B
DIGITAL
L-IN
SECTION
R-ch (Page 16)
FL
R-ch
DH750
SBL
>004B
R-ch
AMP
SECTION
(Page 17)
SL
R-ch
C
J402 (2/2)
L
AUDIO
SUBWOOFER OUT
R
RY301
RELAY
DRIVER
Q301
13
: AUDIO
: TUNER
: MIC
STR-DH550/DH750
Ver. 1.1