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Block Diagram - Analog Audio Section - Sony STR DA2400ES - 7.1 Channel Home Theater AV Receiver Service Manual

Multi channel av receiver.
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6-3.

BLOCK DIAGRAM - ANALOG AUDIO Section -

J401 (1/2)
EQ AMP
L
IC4001
PHONO
IN
R
R-CH
L
SA-CD/CD
IN
R
R-CH
J402
L
MD/TAPE
IN
R
R-CH
L
TV
IN
R
R-CH
L
SAT
AUDIO IN
R
R-CH
J403
L
DVD
AUDIO IN
R
R-CH
L
BD
AUDIO IN
R
R-CH
J404 (1/2)
L
VIDEO 1
AUDIO IN
R
R-CH
J407
L
FRONT
R
R-CH
L
SURROUND
R
R-CH
MULTI
CHANNEL
L
INPUT
SUR BACK
R
R-CH
J408
CENTER
SUBWOOFER
DA_L, DA_SL, DA_C, DA_SW, DA_SBL
18
(Page 28)
AUDIO INPUT SELECTOR
(Page 27)
TUN_L
3
8
DM_L
13
6
(Page 27)
(DA2400ES: US/DG920)
XM_L
21
4
(Page 28)
SIRIUS_L
19
2
(Page 28)
(DA2400ES: US)
J703 (1/2)
LINE AMP
L
VIDEO 2 IN
IC706
PORTABLE AV IN
AUDIO
R
R-CH
STR-DA2400ES/DG920
12
X0
AUDIO INPUT
SELECTOR
X 13
38
INL9
X1
IC4002
14
A
10
32
INL6
SELECT
SWITCH
Q4010, 4012
30
INL5
28
INL4
26
INL3
24
INL2
LIGO 91
SLIGO 100
CVGO 97
22
INL1
SWIGO 79
10
LIN1
SBLIGO 73
SLIN1
SUBL2 62
13
15
SBLIN1
12
CIN1
17
SWIN1
DA_L
49
LIN2
DA_SL
52
SLIN2
DA_C
51
CIN2
IC8013
DA_SW
56
SWIN2
DA_SBL
54
SBLIN2
IND2
OUT2 13
36
INL-8
INC2
60 59
INB2
RECA2 17
INA2
22 23
AOUTL 41
RECL2 46
RECL1 44
AUDIO INPUT SELECTOR,
ELECTRICAL VOLUME
IC404
LOUT 88
R-CH
SLOUT 85
90
LVIN
SBLOUT 83
99
SLVIN
CVIN
96
80
SWVIN
AUDIO INPUT SELECTOR
COUT 86
IC403
SWOUT
81
8
L5
9
L6
COM3 10
74
SBLVIN
L3
COM4 12
5
6
L4
COM1 4
34
INL7
2
L1
3
L2
17 16 14
COM2_CLK
COM2_DATA
LEVEL SHIFT
IC8022 (2/2)
MIC AMP
J701
IC705
AUTO CAL MIC
MUTING
Q713
D709
MUTING
CONTROL SWITCH
Q712, 714
169
35
16
BRAVIA_SEL
8
EVOL_CLK
9
EVOL_DATA
83
SEL_CLK
SYSTEM CONTROLLER
IC8014 (3/7)
82
SEL_DATA
29
29
LINE AMP
IC4005
–1
–2
–1
–2
R-CH
–1
–2
R-CH
RY4551
RY4552
RY4553
(DA2400ES: US)
(DA2400ES: US)
(DA2400ES: US)
RY4051
RY4052
RY4053
(DA2400ES: AEP, ECE, UK)
(DA2400ES: AEP, ECE, UK)
(DA2400ES: AEP, ECE, UK)
Q4551
Q4552
Q4553
RELAY
RELAY
RELAY
(DA2400ES: US)
(DA2400ES: US)
(DA2400ES: US)
DRIVE
DRIVE
DRIVE
Q4051
Q4052
Q4053
(DA2400ES: AEP, ECE, UK)
(DA2400ES: AEP, ECE, UK)
(DA2400ES: AEP, ECE, UK)
Abbreviation
ECE
: Continental European, East European and Russian models
STR-DA2400ES/DG920
L_OUT
6
(Page 27)
J401 (2/2)
L
MD/TAPE
OUT
R-CH
R
J404 (2/2)
L
VIDEO 1
AUDIO OUT
R-CH
R
L_OUT, SL_OUT, SBL_OUT,
C_OUT, SW_OUT
22
(Page 30)
(DA2400ES)
J4551 (DA2400ES: US)
J4051 (DA2400ES: AEP, ECE, UK)
L
FRONT
R
L
SURROUND
R
L
PRE OUT
SUR BACK
R
J4552 (DA2400ES: US)
J4052 (DA2400ES: AEP, ECE, UK)
–1
CENTER
–2
SUBWOOFER
RY4554
(DA2400ES: US)
RY4054
(DA2400ES: AEP, ECE, UK)
Q4554
RELAY
(DA2400ES: US)
DRIVE
Q4054
(DA2400ES: AEP, ECE, UK)
RELAY
23
(Page 30)
COM2_DATA, COM2_CLK
24
(Page 32)
R-ch is omitted due to same as L-ch.
SIGNAL PATH
: AUDIO (ANALOG)
: TUNER

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