Sony STR-DA30ES / STR-DA50ES / STR-V55ES Service Manual ▷ View online
STR-DA30ES/DA50ES/V55ES
— 9 —
— 10 —
SECTION 4
DIAGRAMS
4-1. BLOCK DIAGRAM – MAIN SECTION –
: CD
• Signal Path
• RCH is omitted
L
CD
L
INPUT
L
OUTPUT
J202
J3301
MD/DAT
V2 OUT
11
J807
MONITOR
J805
J806
VIDEO 1
LD
5
TV
3
V1 OUT
15
V2 IN
9
M OUT
1
VI IN
13
14
SW1
10
SW2
4
SW3
6
SW4
VIDEO SELECT
IC813
AUDIO SELECT
IC202
MUTE
Q351
MUTE
Q353
IC407
MUTE
Q356
RY401
RELAY
DRIVE
DRIVE
Q301
RV1501
MASTER VOLUME
RV1140
BALANCE
L
W
SL
M
UP
DOWN
SYSTEM
CONTROL
IC1201
16
D
L
TAPE
INPUT
L
OUTPUT
Y
V1 O
3
VIDEO 1
INPUT
5
TV
15
1
LD
M O
Y SWITCH
IC811
C
Y
J803
VIDEO 1
OUTPUT
Y
C
C
C SWITCH
IC812
C
Y
J804
MONITOR
OUTPUT
TV/DBS
J801
J803
J203
V1 O
3
13
TV
15
11
V1 I
V2 O
13 V1 I
C
Y
DVD/LD
5
LD
IR LINK
DET
IC3301
DVD/LD
IR LINK
DET
IC3302
TV/DBS
IR LINK
DET
IC3311
CD
IR LINK
DET
IC3303
MD/DAT
DVD/LD
(COAXIAL)
IC3314
14
SW1
10
SW2
4
SW3
6
SW4
14
SW1
10
SW2
4
SW3
6
SW4
INPUT
OUTPUT
DVD/LD
INPUT
OUTPUT
TV/DBS
OUTPUT
IC3310
B
C
A 11
10
9
B
C
A
DIR
IC1101
D IN
47
35
D OUT
29
CLK
34
BCK
36
LRCK
X1102
49.152MHz
IC1108
IC1108
IC1102
IC1102
IC1102
13
10
CLOCK
DIVIDE
DIVIDE
IC1109
IC1108
IC1107
MEMORY
IC1103
A0-7
D0-7
LATCH
IC1104
IC1104
A8-15
D0-7
EMRD
5
EXTMEM
21
CLK
30
SDATA1
22
SDATA2
27
MCLK
44
SCK
43
SCLK1
25
SCLK2
28
RCLK
42
LRCLK1
26
LRCLK2
29
DSP2
IC1106
41
AUDATA0
40
AUDATA1
39
AUDATA2
D0-7
SCCLK
7
16
SCCLK
SCD IN
6
CS
18
RESET
36
15
SCDOUT
17
CS
20
RESET
20
INTREQ
19
SCDOUT
19
INTREQ
18
SCDIN
Q1303
Q1304
IC1
108
EA0-16
ED16-19,28-31
SRAM
IC1110
SIA
117
SIB
118
SIC
119
XWE
74
XOE
70
25 32
16
20
23
25
.
HD0
HD7
D0-7
AD0 AD7
21
XHDWR
35
HA0
AUDIO DSP
IC1112
HA0
15
XHDWR
9
XHDRD
10
XHDCS
14
XRST
26
22
XHDRD
24
XHDCS
23
HRDY
36
XRST
13
HRDY
5
SOD
37
SOD
Q1306
Q1305
2
SOA
CLK1
99
LRCK
115
BCK0
113
SELECTOR
IC351
IC407
IC406
MUTE
Q354
IC405
LED
DRIVE
Q120
LED VOL
U DATA
52
DISP DATA
55
DISP CLK
51
DISP MR
53
SREQ
10
SOTO
9
SINO
87
MD2
89
MD0
90
RESET
U CLOCK
U MREQ
U SREQ
FLASH DI
FLASH DO
MD2
MD0
U REST
B
A
107
RY POWER
RY POWER
79
PROTET
OR
106
RY H
P
101
R
Y
FRONT
A
102
R
Y
FRONT
B
100
RY P
R
E
105
R
Y
WOOFER
104
R
Y
REAR
PROTECTOR
RY HP
RY FRONT A
RY FRONT B
RY CENTER
RY PRE
RY REAR
C
92
XO
93
XI
X1301
4MHz
64
STOP
STOP
: DVD
CD
2
DAT O
6
DAT I
9
TAPE O
7
TAPE I
10
13
SLAT
15
SCLK
14
SDATA
SLAT
SCLK
SDATA
L
J351
REAR
CENTER
5.1 INPUT
L
L
C
SL
IR LINK
DET
IC3304
MD/DAT
(REC OUT)
IC3314
DVD
14
TV
1
CD
2
MD
3
COAX
15
5
OUT
SELECTOR
IC3314
A
B
C
D1304
OR SW
Q1301
D1301
VIDEO 2
V3 IN
7
C
Y
J809
VIDEO 3
INPUT
7
V3 I
7
V3 I
C
Y
9
V2 I
J802
VIDEO 2
INPUT
9
V2 I
Y
J802
VIDEO 2
OUTPUT
C
11
V2 O
1
M O
11
COM
8
COM
5
COM
30
ERROR
38
SRDT
24.576M
X1101
LATCH
IC1105
IC1105
A0-7
A0-7
IC1107
IC1107
IC1107
AINL+
6
AINL-
7
PD
16
MCLK
17
SCLK
18
LRCK
19
21
SDATA
47
D OUT
1
A/D CONV.
IC1210
MUTE
CONT
CONT
MUTE
Q203
IC1209
IC1209
IC204
Q201,202
SRAM
IC1111
ED20-27
SWITCH
Q1302
D1303
D1302
Q1308
PD
MUTE
SWDT
76
SCLK
78
XLAT
77
SDATA
57
SCLK
58
SLAT
56
DIG IN0
111
DIG IN1
110
DIG IN2
109
RF RESET
2
V-A
81
V-B
82
V-E
83
V INH
80
SWDT
SCLK
XLAT
SDATA
SCLK
SLAT
A
B
C
SW1
SW2
SW3
SW4
SW1
SW2
SW3
SW4
67
ERROR
75
SRDT
46
A/D INT
14
ANA/DIG
1
RF ERR
98
SURR MUTE
S DATA
7
MCLK
4
BCK
6
LRCK
8
PD
5
S MUTE
9
19
AL+
18
AL-
IC1202
NOISE SHAPER
D/A CONV.
IC1205
4
SOC
S DATA
7
MCLK
4
BCK
6
LRCK
8
PD
5
S MUTE
9
19
AL+
18
AL-
IC1203
NOISE SHAPER
D/A CONV.
IC1206
3
SOB
S DATA
7
MCLK
4
BCK
6
LRCK
8
PD
5
S MUTE
9
19
AL+
18
AL-
IC1204
NOISE SHAPER
D/A CONV.
IC1207
16
AR+
17
AR-
IC1206
SDATA
14
SCLK
15
SLAT
13
SDATA
SCLK
SLAT
EQ
SWITCH
Q1422,1423,1428
Q1410-1412
BUFFER
Q1407-1409
IC1409
F4
F8
F16
EQ
SWITCH
Q1432-1434
Q1416-1418
BUFFER
Q1454-1456
IC1403
W3
W6
W12
EQ
SWITCH
Q1429-1431
Q1413-1415
BUFFER
Q1404-1406
IC1403
C3
C6
C12
EQ
SWITCH
Q1435-1437
Q1419-1421
BUFFER
Q14001-1403
IC1401
R4
R8
R16
IC1402
IC401
C
40
D/A
INT
41
SMUTE
108
R
Y
DIRECT
P
ASS
113
FRONT
4
114
FRONT
8
115
FRONT
16
116
C 3
117
C 6
118
C 12
120
SW 3
3
SW 6
4
SW 12
5
REAR 3
6
REAR 6
7
REAR 12
F4
F8
F16
C3
C6
C12
S3
S6
S12
R3
R6
R12
103
R
Y
CENTER
RY WOOFER
WOOFER
SW
SLAT
SCLK
SDATA
TU L
E
TO
TUNER
(Page 12)
(Page 12)
41
XLAT
42
SCLK
40
SWDT
XLAT
SCLK
SWDT
11
RESET
XI 26
XO 22
IC
111
3
D1309
85
F MUTE
DATA IN
60
AUTO STOP
61
STEREO
62
DO
TUNED
STEREO
TUNER MUTE
97
MUTING
STEREO
TUNED
DO
MUTING
AEP,AUS,EE,G,UK MODEL
4
L
SL IN
10
RL IN
9
SW IN
7
W IN
6
SC IN
24
C IN
25
L IN
2
L IN
1
23
C
8
W
11
SL
SL
SW
SC
L
SLAT
AEP,AUS,EE,G,UK MODEL
70
TH
99
RY 4
/8
TH
RY 4/8
TO
POWER
(Page 13)
(Page 13)
TO
POWER
(Page 13)
(Page 13)
TO
POWER
(Page 13)
(Page 13)
TO
POWER
(Page 13)
(Page 13)
: FM
FRONT
• Abbreviation
CND : Canadian
G :
CND : Canadian
G :
German
EE :
East
European
EA :
Saudi
Arabia
MY :
Malaysia
SP :
Singapore
AUS : Australian
CH :
CH :
Chinese
STR-DA30ES/DA50ES/V55ES
— 11 —
— 12 —
4-2. BLOCK DIAGRAM – TUNER SECTION –
2
3
1
4 14 15 13
12
10
D
ATA
L OUT
R OUT
CLOCK
CE
DO
TUNED
STEREO
MUTING
R CH
FM ANT
(75
Ω
)
AM ANT
TU301
J211
L
L
OUTPUT
4
10
7
9
6
5
11
8
TUNER
V1 IN
V1 OUT
V2 IN
V2 OUT
COM
COM
REC COM
AUDIO SELECTOR
IC203
6
9
FM IF DET
FM DET
S
D
ATA
SCLK
SLA
T
DO
TUNED
STEREO
MUTING
3 V3 IN
2 LD
1 TV
14
DATA
15
CLOCK
13
CE
SDATA
SCLK
SLAT
L
VIDEO1
INPUT
VIDEO2
INPUT
J809
L
VIDEO3
INPUT
J210
LD/DVD
TV DBS
L
L
OUTPUT
L
RDS
IC301
4
14
13
2
16
X301
4.33MHz
AEP,AUS,EE,G,UK MODEL
IC205
TU L
SDATA
SCLK
SLAT
DO
TUNED
STEREO
RDS DATA
RDS CLK
SIGNAL LEVEL
MUTING
F
TO
POWER
(Page 13)
(Page 13)
E
TO
MAIN
(Page 9)
(Page 9)
: FM
• Signal Path
• RCH is omitted
1
3
IC303
+12V
REG
1
3
IC302
+5V
REG
+12V
+15V
+5V
16
• Abbreviation
CND : Canadian
G :
CND : Canadian
G :
German
EE :
East
European
EA :
Saudi
Arabia
MY :
Malaysia
SP :
Singapore
AUS : Australian
CH :
CH :
Chinese
STR-DA30ES/DA50ES/V55ES
— 13 —
— 14 —
4-3. BLOCK DIAGRAM – POWER SECTION –
RELAY
DRIVE
Q640
LIMITER
IC502
14
5
15
6
2
3
VEE
VCC
IN
+VE
NF
-VE
13 VCC
POWER AMP
IC501
L
+B
-B
CUR DET
Q508
15 VEE
IN
13 VCC
POWER AMP
IC601
C
+B
-B
SL
6
RY503
RELAY
DRIVE
Q509
RY501
RELAY
DRIVE
Q559
RY502
RELAY
DRIVE
Q609
RY601
RELAY
DRIVE
Q709
RY701
RELAY
DRIVE
Q545
RY504
RELAY
DRIVE
Q901
RY901
J353
C
S(L)
S(R)
R CH
SURROUND
SPEAKER
CENTER
J701
PHONES
TM701
FRONT
SPEAKER
TM501
R CH
R CH
POWER
CONT
IC901
5
8
3
6
DELAY
+B SW
Q902
D912,914
PROTECTOR
Q547-549
F2
F1
+5.6V
F911
F912
D951-954
F901
D901-904
CNP901
AC IN
:CD
D
• Signal Path
• RCH is omitted
IN
W
8
14 VCC
12
+VE
11
-VE
F951
F952
1
+3.3V
REG
3
1
+5V
REG
3
IC955
IC902
J901
T902
MODE CONTROL
IC102
STOP
A
PROTECTOR
REMOTO
CONTROL
RECEIVER
IC101
26
SIRCS
RESET
Q101
77
RESET
POWER
S101
POWER KEY
74
F2
F1
47
STOP
I/R
CONT
IC106
IC106
I/O
BUFFER
Q105
RESET
Q102
11
14
12
5
33
2
LA
T
98
15
16
X102
7.28MHz
I/R
DET
IC107
LED
DRIVE
Q129,130
D124-126
URESET
S-LINK
J101
D1306
D1305
2
-15V
REG
REG
IC952
3
3
+15V
REG
IC951
1
-15V
+15V
+32V
REG
FLV
Q971
D955
F953
D5V
D3.3V
DOUT
3
RY HP
RY FRONT A
RY FRONT B
RY CENTER
RY PRE
RY WOOFER
58
URESET
C
ABUS A1
IN
63
I/O
BUFFER
Q104
ABUS OUT
67
FLOURESCENT
INDICATOR TUBE
FL101
29
DIN
26
LA
T
34
CLK
24
CLR
4
LS
29
CLK
5
CL
30
DIN
FL
DA
T
22
FL
CLK
21
FL
LA
T
24
FL
CLEAR
25
SPEAKER
SWITCH
FUNCTION
KEY
SP
B
73
SP
A
72
AD KEY6
44
ENCODER
FUNCTION UP
69
RV101
FUNCTION
KEY
AD KEY3
40
S120,121
FUNCTION
KEY
AD KEY4
41
S103-108
FUNCTION
KEY
AD KEY5
43
S109-115
S116-119
S102
49
MD0
14
LED SUR
15
LED EQ
16
LED INDEX
LED
DRIVE
D108-109
Q107-109
89
LED BASS BOOST
LED
DRIVE
D121
Q126
12
LED TUNER
13
LED PHONO
LED
DRIVE
D111-115
Q110-114
8
LED T
APE
9
LED MD/DA
T
10
LED CD
6
LED A
TV/DBS
7
LED V
TV/DBS
LED
DRIVE
D116
Q115,116
UP
55
DOWN
56
LED VOL
88
9
7
2
4
MOTOR
DRIVE
IC103
UP
DOWN
LED VOL
B
51
MD2
20
FLASH DO
19
FLASH DI
61
U
D
ATA
62
UCLOCK
60
UMREQ
59
USEQ
USREQ
UMREQ
UCLOCK
UDATA
FLASH DI
FLASH DO
MD2
MD0
82
XO
83
XI
X101
IC105
IC104
FL DRIVE
FL DRIVE
RY POWER
1
4
5
LIMITER
IC503
5
2
1
LIMITER
IC602
5
2
3
+VE
NF
-VE
CUR DET
Q608
1
4
5
LIMITER
IC603
5
2
1
LIMITER
IC702
14
5
15
6
2
3
VEE
VCC
IN
+VE
NF
-VE
13 VCC
POWER AMP
IC701
+B
-B
CUR DET
Q708
1
4
5
LIMITER
IC703
5
2
1
RELAY
DRIVE
Q659
RY602
PRE
OUT
OUT
J352
FRONT L
REAR L
WOOFER
R CH
RY REAR
87
LED DOLBY
DIGIT
AL
LED
DRIVE
D122
Q127
17
LED SOUND FIELD ON/OFF
LED
DRIVE
D107
Q106
18
LED MUTING
LED
DRIVE
D123
Q128
4
LED A
DVD/LD
5
LED V DVD/LD
LED
DRIVE
D117
Q118,119
2
LED V3
3
LED A3
LED
DRIVE
D118
Q120,121
92
LED V2
1
LED A2
LED
DRIVE
D119
Q122,123
90
LED V1
91
LED A1
LED
DRIVE
D120
Q124,125
FUNCTION DOWN
70
S126,127
21
+32V
40
+32V
27
+32V
FLV
D102
RY +B
2
-5V
REG
IC801
3
VIDEO -5V
-B
+B
TH
RY 4/8
TO
MAIN
(Page 10)
(Page 10)
TO
MAIN
(Page 10)
(Page 10)
TO
MAIN
(Page 10)
(Page 10)
TO
MAIN
(Page 10)
(Page 10)
F
TO
TUNER
(Page 12)
(Page 12)
45
A
V
VER
TION 1
53
RDS CLOCK
54
RDS DA
T
A
RDS DATA
RDS CLOCK
SIGNAL LEVEL
AEP,AUS,EE,G,UK MODEL
TH901
FAN
DRIVE
Q991,992
T901
120V
0V
100V
120V
0V
120V
240V
220V
120V
240V
220V
120V
240V
220V
MOTOR
FAN
F902
F903
US,CND,E,EA,PX MODEL
EXCEPT
E,EA,PX MODEL
VOLTAGE
SELECTOR
S901
E,EA,PX MODEL
RELAY
DRIVE
Q903
RY902
RY904
RY903
CND MODEL ONLY
S902
4/8
E,EA,PX
MODEL
MODEL
AEP,UK,G,
EE,AUS,SP,
MY,CH MODEL
EE,AUS,SP,
MY,CH MODEL
• Abbreviation
CND : Canadian
G :
CND : Canadian
G :
German
EE :
East
European
EA :
Saudi
Arabia
MY :
Malaysia
SP :
Singapore
AUS : Australian
CH :
CH :
Chinese
— 15 —
— 16 —
4-4. CIRCUIT BOARDS LOCATION
For schematic diagrams.
Note:
Note:
• All capacitors are in µF unless otherwise noted. pF: µµF
50 WV or less are not indicated except for electrolytics
and tantalums.
and tantalums.
• All resistors are in
Ω
and
1
/
4
W or less unless otherwise
specified.
•
%
: indicates tolerance.
•
2
: nonflammable resistor.
•
1
: fusible resistor.
•
C
: panel designation.
•
U
: B+ Line.
•
V
: B– Line.
•
H
: adjustment for repair.
• Voltages and waveforms are dc with respect to ground
under no-signal (detuned) conditions.
No mark : FM
No mark : FM
• Voltages are taken with a VOM (Input impedance 10 M
Ω
).
Voltage variations may be noted due to normal production
tolerances.
tolerances.
• Waveforms are taken with a oscilloscope.
• Circled numbers refer to waveforms.
• Signal path.
• Circled numbers refer to waveforms.
• Signal path.
F
: FM
J
: CD
c
: DIGITAL
I
: PHONO
• Abbreviation
CND :Canadian
EA
EA
:Saudi Arabia
MY
:Malaysia
SP
:Singapore
G
:German
EE
:East European
AUS
:Australian
CH
:Chinese
THIS NOTE IS COMMON FOR PRINTED WIRING
BOARDS AND SCHEMATIC DIAGRAMS.
(In addition to this necessary note is printed in each
block.)
BOARDS AND SCHEMATIC DIAGRAMS.
(In addition to this necessary note is printed in each
block.)
POWER SWITCH board
PS board
VOLTAGE SELECTOR board
TH board
AC board
S. AMP board
5.1 INPUT board
SP TM board
S. VIDEO board
VIDEO board
AUDIO board
INPUT board
DIGITAL board
MAIN board
AMP board
VOLUME board
FUNCTION board
BALANCE VOLUME board
DISPLAY board
LED board
F. VIDEO board
SP SW board
HP board
For printed wiring boards.
Note:
Note:
• X
: parts extracted from the component side.
•
®
: Through hole.
• b
: Pattern from the side which enables seeing.
Q
C
These are omitted
E
B
C
These are omitted
E
B
• Waveform
• DISPLAY SECTION
1
IC106
!§
(X OUT)
2
IC102
*™
(XO)
3.7Vp-p
7.28MHz
3.9Vp-p
4MHz
1
IC1201
(™
(XO)
2
IC1102
8
3
IC1101
@¶
(X OUT)
5.1Vp-p
4.0Vp-p
5.4Vp-p
4MHz
49.152MHz
24.576MHz
• DIGITAL SECTION
Note:
The components identified by
mark
The components identified by
mark
!
or dotted line with mark
!
are critical for safety.
Replace only with part number
specified.
specified.
Note:
Les composants identifiés par
une marque
Les composants identifiés par
une marque
!
sont critiques
pour la sécurité.
Ne les remplacer que par une
pièce portant le numéro spécifié.
Ne les remplacer que par une
pièce portant le numéro spécifié.
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