Read Sony STR-DA777ES / STR-V777ES / VUCD-777A Service Manual online
STR-DA777ES/V777ES
9
9
3-3. BLOCK DIAGRAM DIGITAL SECTION
D16-31
6
DIRECT L
LINE L
MCK
BCK
LRCK
SIA
SIB
SIC
SID
BCK0
LRCK0
B
(Page 8)
IC345
4
2
1
16
20
23
25
.
HA0
15
110
BK OUT
BCK0
113
DSP1
IC348
LRCK0
115
SIA
117
SIB
118
SIC
119
SID
120
XHDWR
9
XHDRD
10
XRST
26
XHDCS
14
HRDY
13
HD0
HD7
114
BCK1
109
LR OUT
116
LRCK1
2
SOA
3
SOB
4
SOC
5
SOD
70
XOE
74
XWE
100
CLKO
99
CLKI
A0-16
X303
10MHz
IC359,360
SRAM
D24-31
16
20
23
25
.
HA0
15
BCK1
114
DSP2
IC347
LRCK1
116
SIA
117
SIB
118
SIC
119
SID
120
XHDWR
9
XHDRD
10
XRST
26
XHDCS
14
HRDY
13
HD0
HD7
2
SOA
3
SOB
4
SOC
5
SOD
70
XOE
74
XWE
100
CLKO
99
CLKI
A0-12,14,15
X302
10MHz
IC356
SRAM
BCK0
113
LRCK0
115
8
9
IC345
11
12
XHDWR
9
XHDRD
10
XRST
26
10
13
5
3
DIGITAL FILTER
IC338
XTI
6
BCLK
2
LRC
28
D IN
1
SRO
27
MUTE
15
RST
14
24
DOL
26
BCKO
25
WCKO
D/A CONV.
IC320
DATA
1
BCLK
2
WCLK
7
5
IOUT 5
DIGITAL FILTER
IC339
XTI
6
BCLK
2
LRC
28
D IN
1
SRO
27
MUTE
15
RST
14
24
DOL
26
BCKO
25
WCKO
D/A CONV.
IC322
DATA
1
BCLK
2
WCLK
7
5
IOUT 5
DIGITAL FILTER
IC340
XTI
6
BCLK
2
LRC
28
D IN
1
SRO
27
MUTE
15
RST
14
24
DOL
26
BCKO
25
WCKO
D/A CONV.
IC324
DATA
1
BCLK
2
WCLK
7
5
IOUT 5
23
DOR
D/A CONV.
IC323
DATA
1
BCLK
2
WCLK
7
5
IOUT 5
6
2
1
7
IC301
EQ SWITCH
Q2301-2302
3
1
IC2301
3
2
1
IC2302
GF2
GF4
GF8
6
2
1
7
IC303
EQ SWITCH
Q2401-2403
3
1
IC2405
3
2
1
IC2402
GC2
GC4
GC8
6
2
1
7
IC304
EQ SWITCH
Q2451-2453
5
7
IC2405
5
6
7
IC2402
GW2
GW4
GW8
6
2
1
7
IC305
EQ SWITCH
Q2501-2503
5
7
IC2505
5
6
7
IC2502
GS2
GS4
GS8
R-CH
5.1CH FR
J1801
5.1CH FL
5.1CH CT
5.1CH SW
5.1CH LS
5.1CH RS
R-CH
5
7
IC2403
RS5
21
RS3
24
RS1
27
DATA
16
CK
15
ST
13
ANA DATA
ANA CLK
FUNCTION SW
IC2305
19
COM3
22
COM2
25
COM1
3
1
IC2403
3
1
IC2304
14
3
9
8
10
ANA CLK
IC2401
LEVEL
SHIFT
SHIFT
ANA DATA
15
2
3
1
IC2403
5
7
IC2404
5
7
IC2503
3
9
8
10
ANA CLK
IC2501
LEVEL
SHIFT
SHIFT
ANA DATA
2
5
7
IC2504
ST
13
CK
15
DATA
16
LS7
10
LS8
11
LS4
6
LS5
7
ANA CLK
ANA DATA
12
LCOM3
MUTE
Q2504
9
LCOM2
MUTE
Q2454
LS1
2
LS2
3
5
LCOM1
MUTE
Q2404
RS5
22
RS6
21
20
RCOM2
MUTE
Q2304
RS4
23
FUNCTION SW
IC2306
L
C
W
LS
C
(Page 10)
MUTE CONT
Q2307-2308
RELAY DRIVE
Q2305,2306
6
2
IC2309
1
7
IC2309
RY2301
4
1
2
IC361
BUFFER
Q2401-2415
GC2
GC4
GC8
MUTE
BC2
BC4
BC8
BUFFER
Q2460-2465
GW2
GW4
GW8
BW2
BW4
BW8
SHIFT
REGISTER
IC2307
3
2
1
5
6
4
7
14
11
12
13
ANA DATA
ANA CLK
BUFFER
Q2310-2315
GF2
GF4
GF8
BF2
BF4
BF8
BUFFER
Q2510-2515
GS2
GS4
GS8
BS2
BS4
BS8
IC2308
3
15
2
7
6
5
14
11
12
13
ANA DATA
ANA CLK
4
57
FMUTE
41
EVOLLE
40
ANAOE
42
ESWLAT
66
DS2 WR
SYSTEM CONTROL
IC357(2/3)
44
DF SRO
45
DF MUT
46
DF RES
58
HD0-7
65
DS2 RD
64
DS2 RES
59
DS2 CS
35
DS2 RDY
63
DS1 WR
62
DS1 RD
61
DS1 RES
60
DS1 CS
36
DS1 RDY
55 48
HA0
A
(Page 8)
ADM
ANA CLK
ANA DATA
16
SHIFT
REGISTER
D
(Page 10)
ANA DATA
ANA CLK
ANA OE
: CD (DIGITAL)
• Signal Path
• RCH is omitted
: FM
: CD (ANALOG)
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