Sony STR-DA3700ES Service Manual ▷ View online
STR-DA3700ES
STR-DA3700ES
33
33
5-3. BLOCK DIAGRAM - MUTING CONTROL Section -
MUTING
IC2217
B0
2
A0
Y0
1
3
Y1 6
B1
5
A1
4
B2
9
A2
10
Y2 8
B3
12
A3
13
D/A CONVERTER
IC2218
DATA1
6
DATA2
R-CH
11
DATA3
12
DATA4
13
Y3 11
1
ZR1
4
SDA
3
SCL
93
AU-DAC_ZERO_DA
TA
67
DIG_AU_DA
TA_MUTE
92
D-AUDIO_I2C_SDA
94
141
140
142
D-AUDIO_I2C_SCL
(US, Canadian)
SIRIUS_L
LEVEL SHIFT
IC2692
MUTING
CONTROL
IC2224
BCK
7
LRCK
8
SCK
5
VOUT3 22
VOUT4 21
LINE AMP
IC2221
VOUT5
DA_C
DA_SL
20
VOUT6 19
LINE AMP
IC2220
R-CH
VOUT1 27
VOUT2 26
LINE AMP
IC2222
R-CH
VOUT7 16
VOUT8
SIRIUS_UART_MU/SI
15
LINE AMP
IC2219
DA_SW
DA_L
DA_SBL
DA_L, DA_SL, DA_C,
DA_SW, DA_SBL
SIRIUS_POWER_ENABLE
LEVEL SHIFT
IC2691
SIRIUS_UART_SI/MU
R-CH
MAIN SYSTEM
CONTROLLER
CONTROLLER
IC2501 (3/11)
: AUDIO
: SIRIUS
: SIRIUS
SIGNAL PATH
R-ch is omitted due to same as L-ch.
CN2101
1
5
8
4
6
SIRIUS
MUTING
CONTROL
Q2200, 2216
MUTING
Q2213
R-CH
MUTING
Q2211
R-CH
MUTING
Q2205
R-CH
MUTING
Q2209
MUTING
Q2208
D2203
D2201
D2204
SCK
ERROR
L/R_OUT
L/R_OUT, SL/SR_OUT,
C/SW1_OUT, SBL/SBR_OUT,
BCLK_OUT, LRCLK_OUT,
SCK, ERROR, LOCK
C/SW1_OUT, SBL/SBR_OUT,
BCLK_OUT, LRCLK_OUT,
SCK, ERROR, LOCK
SL/SR_OUT
C/SW1_OUT
SBL/SBR_OUT
BCLK_OUT
LRCLK_OUT
LOCK
+
>087B
>018B
>017B
(Page 32)
(Page 34)
(Page 34)
STR-DA3700ES
STR-DA3700ES
34
34
5-4. BLOCK DIAGRAM - ANALOG AUDIO Section -
R-CH
R-CH
J401 (1/2)
L
SA-CD/CD
IN
R
R-CH
L
J402 (1/2)
R
L
TV
IN
MD/TAPE
IN
R
R-CH
L
R
SAT/CATV
AUDIO IN
VIDEO 1
AUDIO IN
GAME
AUDIO IN
R-CH
R-CH
R-CH
TUN_L
DA_L, DA_SL, DA_C,
DA_SW, DA_SBL
DA_SW, DA_SBL
IN 5 L (CD)
55
IN 1 L (DA)
IN 6 L (MD)
53
IN 7 L (TV)
51
IN 9 L (SAT)
47
IN 8 L (V1)
49
IN 10 L (GAME)
45
IN 11 L (BD)
43
IN 12 L (V2)
DATA 10
CLK 11
ADC L 76
REC1 L (Bi-AMP) 29
IN 16 L (SBL2) 32
OUT FL 14
L
VIDEO 1
AUDIO OUT
J402 (2/2)
J405 (2/2)
R
L
ZONE 2
AUDIO OUT
R
L
MD/TAPE
AUDIO OUT
R
R-CH
L
J403
R
L
R
R-CH
BD/DVD
AUDIO IN
J405 (1/2)
L
R
R-CH
NET_L
SIRIUS_L
J262 (1/2)
R-CH
2ND_RELAY 13
DA_SBL
DA_SL
DA_L
DA_C
DA_SW
DA_SW
FL IN 1
72
SL IN 1
68
SBL IN 1
66
C IN 1
70
SW IN 1
71
SUBWOOFER
OUT
RY4001
L_OUT
L_OUT, SL_OUT,
SBL_OUT, C_OUT
VIDEO 2 IN
AUDIO
L
R
LINE AMP
IC261
RY501
EVOL_2ND_DA
TA
(A37)
12
INPUT SELECTOR,
ELECTRICAL VOLUME
IC401
MAIN SYSTEM
CONTROLLER
CONTROLLER
IC2501 (4/11)
: AUDIO
: TUNER
SIGNAL PATH
R-ch is omitted due to same as L-ch.
J401 (2/2)
PREOUT_RY 20
RELAY DRIVE
Q428
–2
–1
RELAY
DRIVE
Q4001
Q4001
IN 1
1
OUT 1 14
9
ELECTRICAL VOLUME
IC405
DA
8
CL
: SIRIUS
: MIC
41
EVOL_CLK
14
EVOL_DATA
15
AUTO CAL MIC
MIC_ON/OFF
MIC AMP
IC705
MUTING
Q713
MUTING
CONTROL
Q712, 714
D709
J241
IN 13 L (Mic)
39
63
IN 2 L (NTWK)
61
IN 3 L (Tune)
59
IN 4 L (Sirius)
57
(US, Canadian)
COM2_CLK
10
SUB1 L (ZONE2) 79
REC2 L (MD) 27
REC3 L (Video1) 25
OUT SW 15
OUT SBL 20
OUT C 16
OUT SL
L_OUT
SBL_OUT
C_OUT
SL_OUT
18
>017B
>019B
>003B
>018B
>021B
>020B
>005B
(Page 33)
(Page 39)
(Page 31)
(Page 33)
(Page 42)
(Page 35)
(Page 31)
STR-DA3700ES
STR-DA3700ES
35
35
5-5. BLOCK DIAGRAM - AUDIO OUTPUT Section -
L
R
NF2 9
IN2
8
174
PROTECT
OR
24
C-R
Y
22
SB-R
Y
25
SP-B-R
Y
26
SP-A-R
Y
21
HP-R
Y
MAIN SYSTEM
CONTROLLER
CONTROLLER
IC2501 (5/11)
–VOUT2 11
BIAS
Q471, 472
BOOSTER
Q473
BOOSTER
Q474
CURRENT
DETECT
Q475, 476
4/8 RY
PROTECTOR
AF POWER
SENSOR
Q477
POWER AMP
IC500
NF2 9
IN2
8
–VOUT2 11
BIAS
Q571, 572
BOOSTER
Q573
BOOSTER
Q574
CURRENT
DETECT
Q575, 576
AF POWER
SENSOR
Q577
POWER AMP
IC600
NF2 9
IN2
8
–VOUT2 11
BIAS
Q671, 672
BOOSTER
Q673
BOOSTER
Q674
CURRENT
DETECT
Q675, 676
AF POWER
SENSOR
Q677
POWER AMP
IC400
POWER AMP
IC700
NF1 5
IN1
AMP B–
6
–VOUT1 3
BIAS
Q421, 422
BOOSTER
Q423
BOOSTER
Q424
VEE
(FOR POWER AMP)
CURRENT
DETECT
Q425, 426
OVER LOAD
DETECT
IC1901
LIMITER
CONTROL
Q1907, 1908
LIMITER
CONTROL
Q1901, 1914
LIMITER
SWITCH
SWITCH
Q1902
LIMITER
SWITCH
SWITCH
Q1903
AF POWER
SENSOR
Q427
AF POWER
PROTECTOR
Q720, 728 - 731
23
SR-R
Y
RY1503
RELAY DRIVE
Q1503
RY1502
RELAY DRIVE
Q1502
RY611
RELAY DRIVE
Q611
RY601
RELAY DRIVE
Q601
27
4/8-R
Y
RY500
RELAY DRIVE
Q505
RY1501
RELAY DRIVE
Q1501
D4005
D4007
D4006
D4008
D4009
D4004
D4007
D4006
D4008
D4009
D4004
SURROUND BACK/
FRONT HIGH/ZONE 2
D1907
D1905
RV470
D1911
CENTER
+
–
–
+
–
–
+
–
R-CH
L
R
+
–
–
+
–
SURROUND
L
R
+
–
–
–
–
FRONT B
BIAS ALIGNMENT
R-CH
R-CH
–1
–1
–2
–2
–1
–2
–1
–2
+
L
R
J261
–2
–1
+
–
–
–
–
FRONT A
TM602
TB1501
TB1502
PHONES
SPEAKERS
IMPEDANCE
USE 4 – 16
:
+
SL_OUT
L_OUT
L_OUT, SL_OUT,
SBL_OUT, C_OUT
SBL_OUT, C_OUT
SBL_OUT
C_OUT
RV570
BIAS ALIGNMENT
RV670
BIAS ALIGNMENT
(AEP, UK)
RV400
BIAS ALIGNMENT
+VOUT2 12
+VOUT2 12
+VOUT2 12
+VOUT1 2
(US, Canadian)
(AEP, UK)
(US, Canadian)
(AEP, UK)
(US, Canadian)
(AEP, UK)
(US, Canadian)
: AUDIO
SIGNAL PATH
R-ch is omitted due to same as L-ch.
HP_IN
>020B
>023B
>099B
>098B
(Page 34)
(Page 44)
(Page 44)
(Page 42)
STR-DA3700ES
STR-DA3700ES
36
36
5-6. BLOCK DIAGRAM - HDMI Section (1/2) -
MAIN SYSTEM
CONTROLLER
CONTROLLER
IC2501 (6/11)
: AUDIO
: VIDEO
CN3503
HDMI INPUT SELECT
IC3503
7
9
9
4
6
6
1
3
3
10
DATA0+
DATA0–
DATA1+
DATA1–
DATA1–
DATA2+
DATA2–
DATA2–
CLOCK+
CLOCK–
CLOCK–
SDA (5V)
SCL (5V)
+5V POWER
HOT PLUG DET
18
CEC
CEC
13
12
16
15
15
60
61
61
63
62
62
72
71
71
69
68
68
66
65
65
33
32
32
42
41
41
39
38
38
36
35
35
2
3
3
93
94
94
96
97
97
99
100
CSDA, CSCL
19
58
59
CN3502
7
9
9
4
6
6
1
3
3
10
DATA0+
DATA0–
DATA1+
DATA1–
DATA1–
DATA2+
DATA2–
DATA2–
CLOCK+
CLOCK–
CLOCK–
SDA (5V)
SCL (5V)
+5V POWER
HOT PLUG DET
18
CEC
13
12
16
15
15
19
30
31
31
28
29
RXA_5V
10
HDMI
ASSIGNABLE
(INPUT ONLY)
IN 5 (BD/DVD)
for AUDIO
HDMI
ASSIGNABLE
(INPUT ONLY)
IN 4 (SA-CD/DVD)
for AUDIO
RXA_D0+
17
RXA_D0–
16
RXA_D1+
20
RXA_D1–
19
RXA_D2+
23
RXA_D2–
22
RXA_C+
14
RXA_C–
13
RXA_HPD
9
RXA_DDC_DAT
11
RXA_DDC_CLK
RXB_5V
RXB_D0+
RXB_D0–
RXB_D0–
RXB_D1+
RXB_D1–
RXB_D1–
RXB_D2+
RXB_D2–
RXB_D2–
RXB_C+
RXB_C–
RXB_C–
RXB_HPD
RXB_DDC_DAT
RXB_DDC_CLK
RXB_DDC_CLK
RXC_5V
RXC_D0+
RXC_D0–
RXC_D0–
RXC_D1+
RXC_D1–
RXC_D1–
RXC_D2+
RXC_D2–
RXC_D2–
RXC_C+
RXC_C–
RXC_C–
RXC_HPD
RXC_DDC_DAT
RXC_DDC_CLK
RXC_DDC_CLK
36
35
35
119
118
118
125
124
124
123
122
122
121
120
120
110
109
109
116
115
115
114
113
113
112
111
111
34
33
32
31
31
R0X0+
R0X0–
R0X0–
R0X1+
R0X1–
R0X1–
R0X2+
R0X2–
R0X2–
R0XC+
R0XC–
R0XC–
DSDA0
DSCL0
DSCL0
R1PWR5V
R1X0+
R1X0–
R1X0–
R1X1+
R1X1–
R1X1–
R1X2+
R1X2–
R1X2–
R1XC+
R1XC–
R1XC–
HPD1
DSDA1
DSCL1
DSCL1
CN3504
7
9
9
4
6
6
1
3
3
10
DATA0+
DATA0–
DATA1+
DATA1–
DATA1–
DATA2+
DATA2–
DATA2–
CLOCK+
CLOCK–
CLOCK–
SDA (5V)
SCL (5V)
+5V POWER
HOT PLUG DET
18
CEC
13
12
16
15
15
19
HDMI
ASSIGNABLE
(INPUT ONLY)
IN 3 (VIDEO 1)
DATA0+
DATA0+, DATA0–, DATA1+, DATA1–,
DATA2+, DATA2–, CLOCK+, CLOCK–,
SDA (5V), SCL (5V), HOT PLUG DETECT
DATA2+, DATA2–, CLOCK+, CLOCK–,
SDA (5V), SCL (5V), HOT PLUG DETECT
DATA0–
DATA1+
DATA1–
DATA1–
DATA2+
DATA2–
DATA2–
CLOCK+
CLOCK–
CLOCK–
HOT PLUG DETECT
NET VIDEO +5V
SDA (5V)
SCL (5V)
SCL (5V)
12
CSDA, CSCL
I2C_SDA
I2C_SCL
49
CSCL
CSDA
6
5
5
OUT_D0+
OUT_D0–
OUT_D0–
OUT_D1+
OUT_D1–
OUT_D1–
OUT_D2+
OUT_D2–
OUT_D2–
OUT_C+
OUT_C–
OUT_C–
OUT_DDC_DAT
OUT_DDC_CLK
OUT_DDC_CLK
50
CSDA
CSCL
CSCL
CSDA
HDMI RECEIVER
IC3511 (1/2)
HDMI_ERROR
GPIO3/MUTEOUT 107
D-VIDEO_I2C_SCL
152
D-VIDEO_I2C_SDA
150
24 23
INT
RESET#
HDMI_RX RST
56
HDMI_RX_INT
58
22 21
>083B
>088B
>029B
>024B
>016B
SIGNAL PATH
(Page 39)
(Page 37)
(Page 37)
(Page 38)
(Page 32)
Click on the first or last page to see other STR-DA3700ES service manuals if exist.