Sony SCD-XA777ES Service Manual ▷ View online
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
SCD-XA777ES
35
35
J430
7
7
7
7
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
IC1101
7
7
7
7
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
IC1201
7
7
7
7
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
IC2101
7
7
7
7
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
IC2201
CDTL/
SDTSL
SDTSL
G/
SDTSL
SDTSL
CDTL/
SDTSR
SDTSR
G/
SDTSR
SDTSR
V
(Page 34)
CDTL/
SDTC
SDTC
G/
SDTC
SDTC
CDTR/
SDTSW
SDTSW
G/
SDTSW
SDTSW
LRCK/G
BCK/G
SCKI
LRCK/G
BCK/G
SCKI
LRCK/G
BCK/G
SCKI
LRCK/G
BCK/G
SCKI
DATA
SHIFT
LATCH
INIT
DATA
SHIFT
LATCH
INIT
DATA
SHIFT
LATCH
INIT
DATA
SHIFT
LATCH
INIT
I-V CONVERTER
IC102
I-V CONVERTER
IC202
AUDIO FILTER
IC203 (1/2)
AUDIO FILTER
IC103 (1/2)
LINE AMP
IC103 (2/2)
LINE AMP
IC203 (2/2)
-1
-2
FL–
FL+
FR –
FR+
I-V CONVERTER
IC1102
AUDIO FILTER
IC1103 (1/2)
RELAY DRIVE
Q151, 152
FR151
RY151
-1
LINE AMP
IC1103 (2/2)
MULTI
I-V CONVERTER
IC1202
AUDIO FILTER
IC1203 (1/2)
-2
LINE AMP
IC1203 (2/2)
RELAY DRIVE
Q1151, 1152
FR1151
RY1151
MULTI
I-V CONVERTER
IC2102
AUDIO FILTER
IC2103 (1/2)
-1
LINE AMP
IC2103 (2/2)
I-V CONVERTER
IC2202
AUDIO FILTER
IC2203 (1/2)
-2
LINE AMP
IC2203 (2/2)
RELAY DRIVE
Q2151, 2152
FR2151
RY2151
MULTI
-1
-2
RELAY DRIVE
Q153, 154
FR152
-1
-2
RELAY DRIVE
Q1153, 1154
FR1152
RY1152
-1
-2
RELAY DRIVE
Q2153, 2154
FR2152
RY2152
L
R
FRONT
J301
L
R
SURROUND
J1301
CENTER
SUB WOOFER
LINE BUFFER
IC351
-1
LINE BUFFER
IC352
-2
RY351
FR390
RELAY DRIVE
Q391, 392
MUTING
CONTROL
SWITCH
Q393
R
L
HEADPHONE
AMP
IC371
-1
-2
MUTING
Q381
MUTING
Q371
PHONE
LEVEL
RV430
PHONES
2CH OUT
J351
J2301
5.1CH OUT
ANALOG
•
Signal Path
: SACD PLAY
RY2153
FR2154
SWGUP
RELAY DRIVE
Q2155, 2156
U
(Page 34)
T
(Page 34)
(Page 34)
R
(Page 34)
O
(Page 33)
S
SCKI, LRCK/G, BCK/G
DATA, SHIFT,
LATCH, INIT, MULTI
LATCH, INIT, MULTI
AMUTE, SWGUP
AMUTE
RY152
5-5.
BLOCK DIAGRAM – AUDIO Section (2/2) –
SCD-XA777ES
36
36
5-6.
BLOCK DIAGRAM – DISPLAY/POWER SUPPLY Section –
49
50
48
53
51
52
70
69
68
47
60
30
46
67
64
65
66
67
44
45
68
69
56
32
31
65
66
39, 40
41
–
54
12, 13, 21, 24,
25, 27, 28, 35
3
–
11, 14
–
20, 22, 23,
26, 29
–
34, 36, 37
FL1001
FLUORESCENT
INDICATOR
TUBE
GRID DRIVE
Q1001, 1002
SEGMENT DRIVE
Q1003 – 1010
LED DRIVE
Q1021
LED DRIVE
Q1022
S1005 (2/2)
SACD/CD
S1007 (2/2)
MULTI/2CH
LED DRIVE
Q1023
D1003
LED DRIVE
Q1024
D1004
N
X
S1005 (1/2), 1006,
S1007 (1/2), 1008
S1001 – 1004,
RY1001 (2/2)
ROTARY
ENCODER
RY1001 (1/2)
AMS
RY1001 (1/2)
L
l
REMOTE CONTROL
RECEIVER
IC1003
OSC
C1004,
R1034
X1001
8MHz
Q
DISPLAY CONTROLLER
IC1001
SIN
SOUT
ACK
REQ
REQ
RESET
SCK
DA
CP
CS
CS
DA
CP
CS
CS
RESET-OUT
LED (SACD)
LED (D-OUT)
LED (PLAY)
LED (PAUSE)
KEY0
KEY1
JOG A
JOG B
JOG B
SIRCS
XTAL
EXTAL
FL DRIVER
IC1002
RESET
OSC0
OSC1
1P
–
9P, 12P
–
18P, 20P, 21P,
24P, 27P
–
32P, 34P, 35P
10P, 11P, 19P, 22P,
23P, 25P, 26P, 33P
3G
–
16G
1G, 2G
IFSO0
SIN1
IFSCO
IFBUSY
XIFCS
XFRRST
(Page 33)
42 TEST
BP
(TEST MODE)
RECT
D451 – 454
–31V REGULATOR
Q451
F1
F2
F2
FL –31V
RECT
D445 – 458
+12V REGULATOR
IC451
M+12V
MOTOR DRIVER
(IC512) B+
+5V
MOTOR/COIL
DRIVER (IC502)
B+
+5V REGULATOR
IC504
RECT
D459 – 462
+5V REGULATOR
IC452
+5V REGULATOR
IC453
D+5V
A+5V
RECT
D463 – 466
+3.3V REGULATOR
IC454
+3.3V REGULATOR
IC455
D+3.3V
A+3.3V
THP453
THP452
THP450
RECT
D405 – 408
+3.3V
+5V REGULATOR
IC403
+2.5V
DSO DECODER
(IC801) B+
+2.5V REGULATOR
IC702
+3.3V REGULATOR
IC151
+5V
+3.3V
+3.3V REGULATOR
IC1151
+5V
+3.3V
+3.3V REGULATOR
IC2151
+5V
+3.3V REGULATOR
IC301
DIGITAL FILTER,
CURRENT PULSE
DAC (IC101, 201)
DAC (IC101, 201)
B+
DIGITAL FILTER,
CURRENT PULSE
DAC (IC1101, 1201)
B+
DIGITAL FILTER,
CURRENT PULSE
DAC (IC2101, 2201)
B+
+3.3V
DATA SELECT/CLOCK CIRCUIT
B+
D411
RECT
D401, 402
+12V REGULATOR
IC401, Q401, 402, 405
RECT
D403, 404
–12V REGULATOR
IC402, Q403, 404, 406
+12V
HEADPHONE AMP
(IC371) B+
+12V
AUDIO CIRCUIT
B+
–12V
HEADPHONE AMP
(IC371) B–
–12V
AUDIO CIRCUIT
B–
LINE FILTER
T491
LINE FILTER
T491
S481
POWER
AC IN
J491
T902
POWER
TRANSFORMER
(FOR DIGITAL)
T901
POWER
TRANSFORMER
(FOR AUDIO)
FR451
FR391
FR392
1
3
Click on the first or last page to see other SCD-XA777ES service manuals if exist.