Sony STR-DE1015G Service Manual ▷ View online
— 65 —
— 66 —
S501
IMPEDANCE
SELECTOR
+B
–B
+35V
+19V
+18V
+12V
+12V
–12V
+5V
POWER AMP SECTION
(Page 51)
+5V
+5V
+5V REG
IC207
+5V REG
IC217
X
G
PANEL SECTION
(Page 63)
F1
F2
RY POWER
STOP
+5.6V
+5V
+5V
+5V
+5V
+5V
+5V
D133
D134
D142
D204
D205
D403
+5.6V REG
Q902
POWER CONTROL
IC901
3
2
8
2
8
5
6
OUT C
VSC
RESET
VSC
RESET
V+
SENS
IN
RECT
D901–904
POWER TRANSFORMER
T902
AC IN
120V–240V
50/60Hz
120V–240V
50/60Hz
AC OUTLET
SWITCHED
120W/1A MAX.
CNJ901
F901
RY901
POWER RELAY DRIVE
Q901
F1
F2
RECT
D802–805
F950
F951
MAIN RECT
D801, 851
+B REG SW
Q617, 618
+B REG
Q614
–B REG
Q612, 613
+5V REG
IC401
+5V(A)
+35V REG
Q801
–B REG SW
Q615, 616
+18V REG
Q748
+12V REG
IC801
+12V REG
IC802
+5V REG
IC3105
–12V REG
IC803
POWER TRANSFORMER
T901
T
DSP SECTION
(Page 55)
Y
PANEL SECTION
(Page 63)
09
LS
–5V
–5V REG
IC3106
–5V
–5V REG
IC3307
D806
+5V REG
IC402
+5V(D)
RECT
D402
D402
CNP901
— POWER SECTION —
STR-DE1015G
— 112 —
— 113 —
• DIGITAL (D/A) SECTION
ATT
FIR1
IIR
FIR2
FIR3
L.I.P
(X8)
(X8)
PLM
PLM
3rd order
NOISE SHAPER
AC, DC
DITHER
CLOCK
GENERATOR
ATT
FIR1
IIR
FIR2
FIR3
L.I.P
(X8)
(X8)
V
SS
2
R1(+)
V
SS
R1(–)
V
DD
V
DD
2
VSUB(C)R
DV
SS
R
DV
DD
R
DFV
DD
1
SPLM
20/16
XSEL
SYSM
ATT
SHIFT
LATCH
INIT
BCKI
LRCKI
DATAI
VSUB(D)R
DFV
SS
VSUB(D)L
INAF
512F
S
O
256F
S
O
128F
S
O
INVI
INVO1
MUTER
3rd order
NOISE SHAPER
MODE
“O” DETECT
MUTE
CIRCUIT
63
64
62
61
3 4
TIMING
CIRCUIT
S/P
9
10
11
12
13
14
15
16 17 18 19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
44
43
45
46
47
48
49
51
INVO2
50
52
53
54
55
56
57
58
59
60
MUTEL
TEST1
TEST2
DFV
DD
2
DV
DD
L
DV
SS
L
VSUB(C)L
V
DD
2
V
DD
V
SS
V
SS
2
1
V
SS
2
2
L2(+)
V
SS
L2(–)
5
V
DD
6
V
DD
2
7
VSUB(A)L
8
XV
DD
XOUT
XIN
XV
SS
XV
SS
VSUB(A)R
V
DD2
V
DD
R2(–)
V
SS
R2(+)
V
SS2
L1(–)
L1(+)
IC3401, 3402, 3403 CXD8505BQ
6-16. IC BLOCK DIAGRAMS
• INPUT/OUTPUT SECTION
NC 1
L 5dB IN 2
LCT 1 3
LCT 2 4
L 5dB OUT 5
NC 6
L 1dB IN 7
L 1dB OUT 8
LVM 9
VEE 10
NC 11
S 12
V
DD
13
V
SS
14
NC 15
R 5dB OUT
26
NC
30
R 5dB IN
29
RCT 1
28
RCT 2
27
NC
25
R 1dB IN
24
R 1dB OUT
23
RVM
22
V
CC
21
NC
20
CE
19
DI
18
CL
17
NC
16
LATCH
LEVEL SHIFT
CONTROL
SHIFT REGISTER
C
D
IC3516, 3517 LC7535M
IC301, 303 LC7822
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
PROTECTOR
DRIVE
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
PRE
DRIVE
PRE
DRIVE
BIAS CIRCUIT
REG
DRIVE
MUTE
+VOUT1
–VOUT1
COMP1
NF1
IN1
GND
IN2
NF2
COMP2
–VOUT2
+VOUT2
VCC1
VCC2
VEE
IC501 uPC2581V
• DIGITAL (CONTROL) SECTION
IC3104 CXD8681M-TP
VREF- 2
VCOML 3
AINL+ 4
VOLTAGE
REFERENCE
DELTA-SIGMA
MODULATOR
DECIMATOR
CONTROLLER
VOLTAGE
REFERENCE
DECIMATION
FILTER
CALIBRATION
SRAM
SERIAL OUTPUT
INTERFACE
DELTA-SIGMA
MODULATOR
VREF+ 1
AINL- 5
ZCAL 6
VD 7
DGND 8
CAL 9
RST 10
SMODE 2 11
SMODE 1 12
LRCK 13
SCLK 14
VREF-
27
VCOMR
26
AINR+
25
VREF+
AINR-
24
VA
23
AGND
22
BGND
21
TEST
20
SEL24
19
CMODE
18
MCLK
17
FSYNC
16
SDATA
15
28
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
IC3313 TC74HC151AF
IC3108, 3407 TC74HC393AF
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
1
2
3
4
5
6
7
8
9
PHASE
COMPARATOR
AOUT
AIN
PDOUT
PHASE OUT
VDD
N. C.
S
R
GND
IC3409 TC5081AP
— 114 —
• OSD SECTION
IC202 uPD4053BC
IC205 MB90095PF-186-BND
1
2
3
4
5
6
7
8
9
15
10
11
12
13
14
16
V
DD
B. COM
A. COM
A1
A0
A
B
C
B1
B0
C1
C. COM
C0
INH
V
EE
V
SS
27
GND
28
26
25
YOUT
COUT
VOUT
1
2
2
3
4
4
ANALOG
SWITCH
24
23
SERIAL
INPUT
CONTROL
VIDEO
SIGNAL
GENERATOR
CS
S.DATA
S.CLK
22
21 TEST
YIN
CIN
VIN
AVCC
5
6
7
8
FSCO
VBLK
VCC
EXS
4FSC
CLOCK
OSC
9
TO BLOCK
20
19
19
18
17
17
OUTPUT
CONTROL
NTSC/PAL
SIGNAL
GENERATOR
10
11
XS
HSYNC
VSYNC
VOC1
VOC0
VOC2
VOB
DISPLAY
MEMORY
CONTROL
CGROM
12
13
EXHSYN
EXVSYN
14
GND
16 XD
EXD
15
TO BLOCK
H/V
SEPARATOR
VRAM
DOT CLOCK
OSC
IC210, 213 LA7217
NC
Vcc
AFC CTL
VCO OUT
VCO IN
HD OUT
DET OUT
GND
EXC
VD OUT
4
SYNC OUT
3
F.B CLAMP
2
VIDEO IN
1
NC
AFC
32FH
VCO
LOCK
DET
COUNT
DOWN
SYNC
SEP
V.SEP
14
13
12
11
10
9
8
7
6
5
IC203, 204, 211 SN761200
1
2
3
4
5
6
7
8
9
15
10
11
12
13
14
16
DECODER
DECODER
MONITOR OUT
GND
IN5
GND
IN4
CTL E
IN3
CTL D
6dB
6dB
IN1
CTL A
V OUT1
VCC
IN2
CTL B
V OUT2
CTL C
— 115 —
IC214 MB3512PFQ
36
35
33
32
31
30
29
28
27
26
25
34
24
23
22
21
20
19
18
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
45
44
42
41
40
39
38
37
43
46
47
48
PHASE
SHIFT
A
CC
A
CC
SW3
(Y.SW)
AND
PEDESTAL
CLAMP
PEDESTAL
CLAMP
PHASE
SHIFT
4fsc
AMP
PLL-B
GND
B/W DET
PHASE DET
X'tal
SYNC
SEPARATER
H
L
L
Y AMP
C AMP
L
L
H
H
4fsc
AMP
X'tal
L
H
PHASE DET
VCC
BGP
FSC
PS
XO
XI
XFO
XFI
PDF
CX
GND
C-B/
W
GND
(STAGE)
(STAGE)
V
CC
V-SW
B/W
C-B/W
GND
CK
PDF
XFI
XFO
XI
XO
PS
FSC
BGP
V
CC
SS-OUT
SVIN
SVF
GND
(STAGE)
A
CC
-F
VIN
A
CC
-F
VIN
IC216, 218 SN74HC373AN
GND
5D
6D
6Q
7Q
7D
8D
8Q
VCC
20
19
18
17
16
15
14
13
12
11
1
2
3
4
5
6
7
8
9
10
4D
4Q
3D
3Q
2D
2Q
1D
1Q
OC
OUTPUT
CONTROL
D
Q
OE
C
Q
D
OE
C
D
Q
OE
C
Q
D
OE
C
Q
D
OE
C
Q
D
OE
C
OE
(ENABLE)
5Q
C
Q
D
C
OE
Q
D
C
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