Sony SCD-XA777ES Service Manual ▷ View online
SCD-XA777ES
31
31
•
Signal Path
: SACD PLAY
: CD PLAY (ANALOG OUT)
: CD PLAY (DIGITAL OUT)
A
B
C
F
E
D
H
G
1
63
3
4
5
6
18
17
12
11
10
9
22
24
20
36
12
11
5
6
2
9
3
25
8
9
20
24
23
20
LASER
DIODE
(CD)
48
47
46
41
40
50
64
66
67
65
71
17
80
79
10
14
24
22
22
19
15
13
8
7
6
5
4
3
77
76
63
2
25
39
39
40
38
43
DETECTOR
OPTICAL PICK-UP
BLOCK
(KHM-230AAA)
33
30
26
31
(FOCUS)
(TRACKING)
2-AXIS
DEVICE
VC
(+2.5V)
MODULE
CIRCUIT B+
FOCUS
COIL
DRIVE
SLED
MOTOR
DRIVE
SPINDLE
MOTOR
DRIVE
STANDBY1
STANDBY2
MUTE2
TRACKING
COIL
DRIVE
M
M
14
13
FD+
FD–
TD+
TD–
13
SP+
SP–
SP–
SP+
SP–
SP–
29
32
34
RF
A
B
C
D
E
F
G
H
DVDRFP
A2
B2
C2
D2
CD_E
CD_F
A
B
C
D
57
62
61
59
60
53
52
54
55
20
42
38
27
SDEN
SDEN
SDATA
DATA_RF
SCLK
CLK_RF
TE
TE
FE
FE
PI
PI
PI
RFAC
MIRR
MIRR
CDLD
CDPD
VC
VC125
CD_LD
CD_PD
+1.65V
A+5V
M3
(SPINDLE)
M2
(SLED)
S1
(LIMIT)
RFAC
TE
TE
RFDC
FFDR
SRDR
TFDR
SFDR
TRDR
FRDR
MIRR
MIRR
SRDR
TFDR
SFDR
TRDR
SD+
DRVC
D+3.3V
SD–
FFDR
FRDR
FJMP1
FJMP2
TFDR
TRDR
SFDR
FG
SRDR
17
FOCUS/TRACKING COIL DRIVE,
SLED MOTOR DRIVE
IC502
ATOP
ATON
AIP
AIN
FNP
FNN
DIP
DIN
26
LDON
LDON
16
15
14
13
CD_A
CD_B
CD_C
CD_D
6
5
LOADING
MOTOR
DRIVE
MUTE1
M
2
LOAD+
LOAD–
LOAD–
VMOD
22
SACD/CD RF-AMP,
FOCUS/TRACKING ERROR AMP
IC001
21
23
LASER
DIODE
(SACD)
DVDLD
DVDPD
DVD_LD
DVD_PD
IC081 (2/2)
6
7
2
1
RFSIN
VMOD
SPINDLE/LOADING
MOTOR DRIVE
IC512
M1
(LOADING)
17
17
18
27
26
SSTP
LIM_SW
MUTE_2D
SP_ON
MUTE_LOAD
SPDA
SPIN
LOAD_IN
LOAD_OUT
IC004(2/3)
5
7
+1.65V
AVC +1.65V
DRVC +2.5V
A+3.3V
IC004(1/3)
D+5V
IC503 (1/2)
RFAC
SE
FE
FE
COAXIAL
OPTICAL
DIGITAL (CD)
OUT
J391
MDAT
BCLK
LRCK
LRCK
768FS
GSCOR
EXCK
SBSO
SBSO
WFCK
WFCK
C2PO
C2PO
LOCK
FOK
COUT
SCOR
SCOR
GFS
SCLK
SENS
CLOK
XLAT
DATA
MUTE_CD
SQCK
SQSO
MD2
LOCK
FOK
COUT
SCOR
GFS
SCLK
SENS
CLOK
XLAT
DATA
MUTE
SQCK
SQSO
MD2
XRST_CD
MDP
MDP
DOUT
PCMD
BCK
XTAI
WDCK
EXCK
XRST
CE
VC
AVC(1.65V)
DIGITAL SERVO PROCESSOR,
DIGITAL SIGNAL PROCESSOR,
DIGITAL FILTER
IC509
DRVC
AUTOMATIC POWER
CONTROL (FOR SACD)
Q001
AUTOMATIC POWER
CONTROL (FOR CD)
Q003
B+ SW
Q002, 005
21
OPTICAL
TRANSCEIVER
IC442
(Page 32)
(Page 32)
(Page 33)
(Page 32)
(Page 32)
(Page 33)
(Page 33)
(Page 33)
IC081 (1/2)
8
10
14
12
WAVE
SHAPER
IC441
T441
IC004(3/3)
SECTION 5
DIAGRAMS
5-1.
BLOCK DIAGRAM – RF/SERVO Section –
SCD-XA777ES
32
32
5-2.
BLOCK DIAGRAM – MAIN Section (1/2) –
IC708(2/2)
IC708(1/2)
IC703(1/2)
A
I
J
D
E
K
B
M
L
N
•
Signal Path
: SACD PLAY
: CD PLAY
17
33
18
33
18
34
76
94
78
94
78
95
35
137
135
150
146
17
164
18
19
20
21
147
148
151
158
160
163
107
109
155
MA0
–
9
21
–
24, 27
–
32
172
–
176, 1, 2, 4
5, 7, 9
–
14
48
49
46
53
26
166
165
167
164
167
169
170
93
169
–
176
SD0
–
7
123
9
10
2
3
4
6
7
WCK
XRST
XRST_DSD
XRST_ZDSD
78
1
12
10
8
256FS
BCLK
141
145
144
143
DCLK
XRAS
XCAS
XWE
PHREFI
BCKAI
35
17
16
15
117
RF_AC
D-RAM
IC706
I/O0
–
15
A0
–
9
WE
OE
RAS
UCAS
LCAS
MD0
–
F
BD0 – F
MA0 – 9
D0
–
7
A0
–
7
XMWR
XMOE
XRAS
XMOE
XRAS
XCAS
RFIN
D0 – D7
A0 – A7
D0 – 7
A0 – 7
HDB0
–
7
XHWR
XHRD
XHRQ
XHAC
HDB8
MA11
168 SDEF
XSRQ
126
127
WARFI
XSAK
XSHD
SDCK
A0
–
11
A0
–
11
DQ0
–
7
IC808
D-RAM
CLK
RAS
CAS
WE
DQ0
–
7
142
DCKE
34 CKE
DATA BUS
ADDRESS BUS
2
–
5, 7
–
10,
41
–
44, 46
–
49
44, 41, 39, 35,
32, 30, 27, 24
79
–
80, 82
–
87,
89, 91
162
–
159,157
–
154
152,151,149,148
21
–
24,27
–
32
20 , 19
CLOCK
BUFFER
IC811
+
–
–
66
–
69,71, 73
–
75,
96
–
97, 99, 101, 102,
104
–
106
XRST_DVD
XHRD
XHWR
XCS1882
XINIT0
XINIT1
XRST
XRD
XWR
XCS
XWR
XCS
XINT0
XINT1
XINT1
SCOR
MDIN
GSCOR
EXCK
SBSO
WFCK
C2PO
BCLK
MDAT
LRCK
MDP
SPIN
GFS_V
JIT
APDO
SCOR
MDIN2
SPO
GSCOR
EXCK
EXCK
WFCK
SBIN
C2PO
BCLK
MDAT
LRCK
MDAT
LRCK
GFS
APEO
SACD DECODER
IC701
BUFFER
IC812
BUFFER
IC813
7
2
3
2
1
1
5
XTAL
XTL2
XTL1
SMUTE
XMSLAT
MSCK
MSDATI
MSDATO
MSREADY
A2
SHRMUT
XMSLAT
MSCK
MSDATI
MSDATO
SHRRDY
115
TEST1
ISBTEST
99
98
7
6
5
4
3
XRST
XRST_ZDSD
SMUTE
XMSLAT
96
95
94
CDDATAI
LRCKI
BCKI
MDAT
LRCK
BCLK
MSCK
MSDATI
MSDATO
MSREADY
MCKI
30
FS64
28
DSAL
WAVRV
32
DSI1
D+5V
IC503 (2/2)
1
3
64
DSAR
34
DSI2
66
DSAC
36
DSI3
69
DSALFE
38
DSI4
71
DSALS
40
DSI5
74
DSARS
42
DSI6
76
DSAR
DSALS
DSARS
DSAC
DSASW
DSAL
DSAR
DSALS
DSARS
DSAC
DSASW
DSAL
56
58
60
62
64
66
CDDATAL
LRCKO
MDATL
LRCK
92
90
61
59
FS128
SHRMUT
XZLAT
MSCK
MSDATI
MSDATO
SHRRDY
93
CDDATASL
CDDATASL
768FS
768FS
64FS
81
A1
128FS
11
88
MCKI
768FS
768FS
768FS
768FS
DSD DECODER
IC801
DSD
DIGITAL
SIGNAL
PROCESSOR
IC803
11
–
18
9
–
2
4
3
2
16
5
15
17
18
CDDATAR
MDATR
91
139
–
136
134
–
131
2 ,3 ,5 ,6
8 ,9 ,11 ,12
LEVEL
SHIFT
IC814
IC814
(Page 31)
(Page 31)
(Page 33)
(Page 33)
(Page 33)
(Page 31)
(Page 31)
(Page 33)
(Page 33)
(Page 34)
IC703(2/2)
6
7
DVC
A+3.3V
SCD-XA777ES
33
33
5-3.
BLOCK DIAGRAM – MAIN Section (2/2) –
J
I
H
M
Q
P
F
C
G
L
K
IC906(3/4)
IC906(4/4)
IC906(2/4)
IC906(1/4)
8
5
6
4
17
16
15
6
7
72
37
61
63
67
3
66
65
9
75
74
71
26
79
78
47
38
85
84
12
22
23
86
11
44
81
80
97
98
99
100
1
2
51
52
52
53
54
56
45
46
50
49
48
59
35
33
34
83
82
32
43
62
64
58
30
31
27
29
6
5
40
41
89 – 96
14 – 21
A0 – A7
D0 – D7
DATA BUS
ADDRESS BUS
DATA BUS
ADDRESS BUS
XTAL
EXTAL
X901
20MHz
7
27
19
22
20
39
41
42
43
26
21
28 – 30, 33 – 37
44 – 46
A0 – A2
D0 – D7
RST_DVD
D/A CONVERTER
IC904
FJMP1
FJMP2
SPDA
APDO
DI
CLK
LD
TE
FE
PI
TE
FE
PI
MD2
SENS
LOCK
FOK
GFS
DATA
XLAT
COUT
SCLK
CLOK
MUTE_CD
SQCK
SQSO
SCOR
SQCK
SQSO
SCOR
DATA_RF
CLK_RF
MIRR
LDON
FG
SP_ON
SP_ON
MUTE_LOAD
MUTE_LOAD
JIT
1
3
6
2
4
5
12
11
8
9
JIT
GFS_V
GFS_DVD
IN_SW
IN_SW
OUT_SW
OUT_SW
FCS_JMP_4
FCS_JMP_3
DATA_DAC
CLK_DAC
LAT_DAC
DOCTRL
SENS_CD
LOCK_CD
FOK_CD
GFS_CD
DATA_CD
DATA_CD
LAT_CD
COUT_CD
SCLK_CD
CLOK_CD
MUTE_CD
SDATA_RF
SDCLK_RF
MIRR
MIRR
LDON
FG
60
MUTE_2D
MUTE_2D
XRD
XWR
XCS_DVD
INIT0_DVD
INIT1_DVD
INIT1_DVD
(PWE)
XCS_IO
XDIS_IO
TXD
RXD
RST
INIT_DF
LATCH_DF
SHIFT_DF
SCDATA_DF
MODE_DF
AMUTE
BUSY_DP
SDIN
SDOUT
SLK
REQ
MUTE_DSD
XMSLAT
SCK_DSD
SDOUT_DSD
SDIN_DSD
READY_DSD
EEP_SIO
EEP_SCL
XHRD
XHWR
XCS1882
XINIT0
XINIT1
PWE
XCS_IO
XDIS_IO
TXD
RXD
INIT
LATCH
SHIFT
DATA
MODE
AMUTE
IFBUSY
SIN1
IFSOO
IFSCO
XIFCS
SHRMUT
XMSLAT
MSCK
MSDATI
MSDATO
SHRRDY
EEPROM
IC903
SDA
SCL
D0 -D7
A0 - A7
XRST_DVD
XDIS_IO
XHWR
XHRD
XCS_IO
XDIS
XWR
XRD
XRD
XCS
RST_DP
XRST_DP
ISBTEST
47
SWGUP
ISBTEST
18
RST_DSD
XRST_DSD
51
XDAC333
CDDATASL
53
XZLAT
XZLAT
XFRRST
VMOD
RST_CD
PD6
VMOD
LOAD_OUT
LOAD_IN
XRST_CD
SDEN
1
LIM_SW
13
15
LOAD IN
LOAD OUT
LIM_SW
AO7
AO8
I/O EXPANDER
IC902
CPU
IC901
D+3.3V
TXD
RXD
PWE
S001
(LOADING IN)
OFF
r
ON
S002
(LOADING OUT)
OFF
r
ON
3
1
5
TXD
RXD
PWE
CN801
FOR
RS-232C
RESET
SIGNAL GENERATOR
IC905
(Page 31)
(Page 31)
(Page 31)
(Page 32)
(Page 32)
(Page 32)
(Page 32)
(Page 31)
(Page 32)
(Page 36)
(Page 34)
25
MULTI
MULTI
SWGUP
AMUTE
O
(Page 35)
SCD-XA777ES
34
34
5-4.
BLOCK DIAGRAM – AUDIO Section (1/2) –
7
7
7
7
FL–
FL+
COUNTER
IC303
CLOCK BUFFER
IC302
X301
11.2896MHz
CDTL/SDTC
G/SDTC
CDTR/SDTSW
G/SDTSW
CDTL/SDTSL
G/SDTSL
CDTR/SDTSR
G/SDTSR
V
(Page 35)
R
(Page 35)
T
(Page 35)
U
(Page 35)
S
(Page 35)
MULTI, DATA, SHIFT,
LATCH, INIT
SCKI, LRCK/G, BCK/G
N
(Page 32)
P
(Page 33)
13
4A
4B
11
10
3A
3B
2
3
1A
1B
5
6
2A
2B
1
12
4Y
9
3Y
4
1Y
7
2Y
DSAL
DSALS
DSAL
DSAC
DSAR
DSARS
DSAR
DSASW
A/B
SL
C
SR
SW
DATA SELECTOR
IC305
14
13
4A
4B
11
10
3A
3B
2
3
1A
1B
5
6
2A
2B
1
12
4Y
9
3Y
4
1Y
7
2Y
A/B
DATA SELECTOR
IC307
14
13
4A
4B
11
10
3A
3B
2
3
1A
1B
5
6
2A
2B
1
12
4Y
9
3Y
4
1Y
7
2Y
A/B
DATA SELECTOR
IC308
14
13
4A
4B
11
10
3A
3B
2
3
1A
1B
5
6
2A
2B
1
12
4Y
9
3Y
4
1Y
7
2Y
A/B
DATA SELECTOR
IC306
5 DATA
25
LOUTL+
17
LOUTR+
26
LOUTL–
16
LOUTR–
15
4
MUTE
LRCK
6
BCK
7
SCKI
12
MDI
13
MC
14
CS
1
RST
14
DIGITAL FILTER,
CURRENT PULSE,
D/A CONVERTER
IC101
5 DATA
25
LOUTL+
17
LOUTR+
26
LOUTL–
16
LOUTR–
15
4
MUTE
LRCK
6
BCK
7
SCKI
12
MDI
13
MC
14
CS
1
RST
DIGITAL FILTER,
CURRENT PULSE,
D/A CONVERTER
IC201
FR–
FR+
MODE
MULTI
LRCK
BCLK
2
3
1A
1B
5
6
2A
2B
11
10
3A
3B
1
4
1Y
7
2Y
9
3Y
A/B
SWITCHING
IC304
SCKI
LRCK/G
BCK/G
MDATL
SL
SL
MDATR
SR
SR
MDATL
C
C
MDATR
SW
SW
MDATL
DSAL
DSAL
MDATR
DSAR
DSAR
•
Signal Path
: SACD PLAY
: CD PLAY (ANALOG OUT)
256FS
128FS
64FS
LRCK/G
BCK/G
SCKI
DATA
SHIFT
LATCH
INIT
LRCK/G
BCK/G
SCKI
SHIFT
LATCH
INIT
DATA
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