Sony STR-DA30ES / STR-DA50ES / STR-V55ES Service Manual ▷ View online
STR-DA30ES/DA50ES/V55ES
— 55 —
— 56 —
4-25. PRINTED WIRING BOARD — POWER SECTION — •
See page 15 for Circuit Boards Location.
Ref. No.
Location
D901
G-4
D902
F-4
D903
F-4
D904
F-4
D905
G-4
D906
G-4
D907
B-11
D908
B-2
D909
C-1
D910
C-1
D911
E-2
D912
E-5
D914
E-5
IC901
G-6
Q901
F-3
Q902
G-5
Q903
E-3
• Semiconductor
Location
1
2
A
B
C
D
E
F
G
H
I
J
3
4
5
6
7
8
9
10
11
12
13
1-670-136-
1-670-750-
11
(11)
11
(11)
1-670-132-
11
(11)
PS BOARD
AC BOARD
VOLTAGE SELECTOR BOARD
Z
N
Y
TO
DISPLAY
O
TO
MAIN
1
4
4
1
TO
DIGITAL
P
TO
MAIN
TO
MAIN
1
3
4
6
F912
F911
1
2
1
4
5
8
E
1
3
S902
INPEDANCE
SELECTOR
SELECTOR
8
4
1
1
1
3
1
3
3
3
S901
VOLTAGE
SELECTOR
120V
120V
0V
0V
100V
120V
240V
220V
F903
F902
F901
1
2
1
2
1
2
1
2
AC
IN
IN
AC OUTLET
J901
1
1
1
1
8
5
2
4
T901
POWER
TRANSFORMER
16
EXCEPT E,EA,PX
MODEL
MODEL
E,EA,PX MODEL
E,EA,PX MODEL
US,CND
MODEL
MODEL
F903:E,EA,PX
MODEL
MODEL
RY902:EXCEPT CND MODEL
RY903,RY904: CND MODEL
F902:AEP,UK,G,EE,
AUS,SP,MY,CH
MODEL
AUS,SP,MY,CH
MODEL
JW903:
US,CND,E,
EA,PX
MODEL
US,CND,E,
EA,PX
MODEL
DA30ES MODEL
DA30ES/DA50ES:
US,CND,E,EA,PX
MODEL,
US,CND,E,EA,PX
MODEL,
(Page 23)
(Page 21)
(Page 24)
(Page 24)
(Page 42)
STR-DA30ES/DA50ES/V55ES
— 57 —
— 58 —
4-26. IC BLOCK DIAGRAMS
IC1101 CXD8495AQ (DIGITAL BOARD)
TIMING
GENERATOR
37
38
39
40
41
42
43
44
45
46
47
48
24
23
22
21
20
19
18
17
16
15
14
13
1
2
3
4
5
6
7
8
9
10
11
12
35
36
34
33
32
31
30
29
28
27
26
25
X' TAL
OSC
MUTING
OUTPUT
OUTPUT
ERROR LOCK
DETECTION
DATA
DEMODULATOR
MICRO COMPUTER
INTERFACE
MULTI PLEXER
TEST
PLL CIRCUIT
CD SUB-CODE
DETECTION
LD/DQSY
SRDT
D0
DI/SWDT
CE/XLAT
CL/SCLK
D VDD
DIN1
DIN2
DIN3
DIN4
DGND
D GND
SBCK
SFSY
PW
SBSY
D VDD
VCO
V IN
A GND
R
A VDD
N.C.
LRCK
DATA OUT
BCLK
SUB 2
SUB 1
D GND
ERROR
CLK OUT2
CLK OUT1
X OUT
X IN
D VDD
DOUT/V
EMPHA
RC1
RC2
CCB/SUB
D GND
CLKMD
CLK
TEST1
TEST2
X MODE
D VDD
IC1106 CS4926 (DIGITAL BOARD)
DATA0,EMAD0,GPIO0
DATA1,EMAD1,GPIO1
DATA2,EMAD2,GPIO2
DATA3,EMAD3,GPIO3
DATA4,EMAD4,GPIO4
DATA5,EMAD5,GPIO5
DATA6,EMAD6,GPIO6
DATA7,EMAD7,GPIO7
VSS2
VDD2
A0,SCCLK
WR,
DS,
EMWR,
GPIO10
MCLK
CLK IN
XMT958
EXTMEM,
GPIO8
PARALLEL
or
SERIAL
HOST
INTERFACE
COMPRESSED
DATA INPUT
INTERFACE
SP DIF
RECEIVER
DIGITAL
AUDIO
INPUT
INTERFACE
PLL
CLOCK
MANAGER
RAM
INPUT BUFFER
RAM
OUTPUT BUFFER
OUTPUT
FORMATTER
30
CMPREQ,LRCKN2
29
CLKSEL
31
FILTD
32
FILTS
33
VDDA
34
VSSA
35
RESET
36
DD
37
DC
38
21
ABOOT
,
INTREQ
20
SCDIO,
SCDOUT
,
PSEL,
GPIO9
19
CMPCLK,
SCLKN2
28
CMPDA
T,
RCV958,
SDA
TAN2
27
LRCKN1
26
SCLKN1,
STCCLK2
25
VSS3
24
VDD3
23
SDA
TAN1
22
CS
18
7
44
SCLK
43
LRCLK
42
AUDA
TA
0
41
AUDA
TA
1
40
AUDA
TA
2
39
4
RD,
R/W
,
EMOE,
GPIO11
5
A1,
SCDIN
6
3
FRAMER SHIFTER
INPUT BUFFER CONTROLLER
17
16
15
14
13
12
11
10
9
8
VSS1
2
VDD1
1
RAM
PROGRAM MEMORY
RAM
DATA MEMORY
ROM
PROGRAM MEMORY
ROM
DATA MEMORY
24-Bit
DSP
PROCESSING
STC
IC1109 TC74VHC393FT(EL) (DIGITAL BOARD)
14
13
12
11
10
9
8
1
2
3
4
5
6
7
Q
A
Q
B
Q
C
Q
D
A
CLEAR
VCC
Q
A
Q
B
Q
C
Q
D
A
CLEAR
GND
IC1202 AK4324-VF-E2 (DIGITAL BOARD)
IC3310 TC74HC151AF (DIGITAL BOARD)
1
2
3
4
5
6
7
8
16
15
14
13
12
11
10
9
D3
D2
D1
D0
Y
W
S
C
D4
D5
D6
D7
A
B
D3
D2
D1
D0
Y
XY
OE
GND
V
CC
D4
D5
D6
D7
A
B
C
IC1210 AK5352-VF-E2 (DIGITAL BOARD)
18
23
15
17
22
24
13
12
4
5
19
20
21
8
10
11
14
SCLK
SMODE1
SMODE2
MCLK
CMODE
VB
DGND
VD
VA
AGND
VREF
AINL+
AINL–
AINR+
AINR–
LRCK
FSYNC
SDATA
TST1
9
HPFE
16
PD
TST2
TST3
TST4
Clock Divider
Voltage
Reference
Modulator
Serial Output
Interface
Digital Decimation
Filter
3
6
7
1
2
Modulator
DVSS
DVDD
PD
SMUTE
DFS
DEM0
DEM1
1
2
CKS
MCLK
3
4
5
BICK
SDATA
LRCK
6
7
8
8
9
10
11
12
DIF2
DIF1
DIF0
13
14
15
AVSS
VREF
AVDD
DZFR
DZFL
20
21
22
23
24
AOUTL–
AOUTL+
18
19
SCF
∆∑
MODULATOR
8x
INTERPOLATOR
AOUTR–
AOUTR+
16
17
SCF
∆∑
MODULATOR
8x
INTERPOLATOR
SERIAL INPUT
INTERFACE
CLOCK
DIVIDER
DEEMPHASIS
CONTROL
— 59 —
IC103
LB1638M (DISPLAY BOARD)
1
2
3
4
5
6
7
8
9
10
GND
IN1
VCC
IN2
GND
N.C.
OUT2
VS
OUT1
N.C.
CONTROL LOGIC
IC202,203
LC7821 (MAIN/AUDIO BOARD)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
30
29
28
27
26
25
24
23
22
21
20
19
18
17
16
CONTROL
LATCH
SHIFT RESISTER
LEVEL SHIFT
CL
DI
CE
VEE
L COM3
L7
L COM2
L5
L4
L2
VSS
S
RES
VDD
R COM3
R8
R7
R COM2
R6
R4
R2
R5
R COM1
R3
R1
L3
L1
L COM1
L6
L8
BUFFER
IC901
NJM2103D (PS BOARD)
1
2
3
4
5
6
7
8
V+
VSB/SESIN
VSA
RESET
GND
OUTC
VSC
CR
VREF
+
–
–
+
–
+
–
+
Q
R
S
IC501,601,701
uPC2581V (S.AMP/MAIN BOARD)
2
3
5
4
6
7
9
8
1
MUTE
+ VOUT1
– VOUT1
COMP1
MF1
IN1
GND
IN2
NF2
COMP2
– VOUT2
+ VOUT2
VCC1
VCC2
VEE
PROTECTOR
BIAS CIRCUIT
REG
DRIVE
PRE
DRIVE
11
10
12
13
15
14
DRIVE
PRE
DRIVE
— 60 —
IC301
BU1922 (AUDIO BOARD)
QUALITY BIT
GENERATOR
DEFFERENTIAL
DECODER
BIPHASE
SYMBOL
SYMBOL
DECODER
OSCILLATOR
AND
DIVIDER
57kHz
BANDPASS
(8th ORDER)
CONTAS LOOP
VARIABLE AND
FIXED DIVIDER
FIXED DIVIDER
REFERENCE
VOLTAGE
ANTI-
ALIASING
FILTER
CLOCKED
COMPARATOR
TEST LOGIC AND OUTPUT
SELECTOR SWITCH
RECONSTRUCTION
FILTER
14
15
16
13
12
11
10
9
3
2
1
4
5
6
7
8
CLOCK REGENERATION
AND SYNC
VP1
RDCL
TS7
OSCO
OSCI
V
DDD
V
SSD
TEST
TSTLD
QUAL
RDDA
Vref
MUX
V
DDA
V
SSA
CIN
SCOUT
IC351
LC7822 (MAIN BOARD)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
30
29
28
27
26
25
24
23
22
21
20
19
18
17
16
CONTROL
LATCH
SHIFT RESISTOR
LEVEL SHIFT
CL
DI
CE
VEE
OUT
IN
OUT
IN
OUT
IN
VSS
S
RESET
VDD
OUT
IN
IN
OUT
IN
OUT
IN
IC811,812,813
NJM2296D (S.VIDEO/VIDEO BOARD)
9
S5
S6
S7
S4
S1
S2
S3
Vout1
Vout2
Vout3
V-
GND
SW3
SW2
SW1
SW5
SW4
Vin1
Vin2
Vin3
Vin4
Vin5
V+
10
11
12
13
14
15
16
1
5
2
3
4
6
7
8
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