DAV-C700, DAV-C900, HCD-C700, HCD-C900 - Sony Audio Service Manual (repair manual). Page 33

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33
33
HCD-C700/C900
– CPU SECTION –
: FM
: CD
: DVD
: CHROMA
: Y
 • Signal Path
• R-CH is omitted due to 
  same as L-CH.
: R-Y
: B-Y
: VIDEO
IC103 (2/2)
SYSTEM CONTROL
54
X0
25
SI0
26
SO0
1
2
3
IC106
27
SC0
4
5
6
IC106
51
XIFCS
12
13
11
IC106
20
INT4
83
MA MUTE
AUDIO IN L
VIDEO1
TUNER UNIT
AUDIO IN L
VIDEO2
FM
DET
9.5V
5
1
2
4
10
9
3
IC600
INPUT SEL
B
A
IC603
Q603
J601,602 (2/2)
FM
AM
R-CH
L-CH
R-CH
DI
DO
CK
CE
TUNED
FM DET
Q607
MUX
4
X0
14
X1
13
2
RDATA
16
RCLK
IC604
RDS
X601
4.332MHz
C700 : AEP,UK
TUN DO
TUN DI
TUN CLK
TUN CE
TUN STE
3
1
LIN
1
15
DOUT
14
BCK
13
LRCK
IC602
AUDIO
A/D CONV
FM +B
SWITCH
Q600-602
FM7.5V
4
5
6
3
2
1
8
CN101
SI0
SO0
SC0
XIFCS
XIFINT
XFRRST
FR
FR
70
SDI
4
IFSC0
3
CLK
5
XVIFCS
68
XFRINT
67
IFOK
69
XFRRST
66
RDATA
RCLK
ASEL2
Q604
ASEL1
FM ON
100
I2HLP
93
RDSCLK
98
TUN DO
96
TUN DI
99
TUN CLK
89
TUN CE
95
TUN END
94
FM
R
D
ATA
RCLK
TUN DO
TUN DI
TUN CLK
TUN CE
TUN STE
FM ON
7
DIG DI
24
DIR DO
8
DIG CLK
19
DIR CE
13
DSP CS
32
DAC CS
DIG DI
DO
DIG CLK
CS DIR
HCS
LT
53
X1
7
WP
X101
39
SCL
38
SDA
7
6
5
EEPROM
IC101
33
AD RST
RSTB
6
SYSCLK
16
DIGITAL IN
OPTICAL
VIDEO 2
B
RF/SERVO
VIDEO
SECTION
3
OUT
IC602
DO
DIGDI
DIGCLK
CSDIR
DIN1
4
2
SPDIF
IC606
DIN0
3
DO
35
DI
36
CL
38
CE
37
XIN
22
XOUT
21
ERROR 34
AUDIO 24
1
2
X600
12.288MHz
Q908
Q909
Q910
DIGITAL OUT
OPTICAL
(CD ONLY)
1 IN
IC603
16
DATA
13
CKOUT
14
BCK
15
LRCK
20
XMCK
EXID2
57
47
F2FLREX1
IC612
DIGITAL AUDIO
DIGITAL AUDIO
PROCESSOR
I/F RECEIVER
EXID1
58
EXI MCK
59
EXI BCK
55
EXI LRCK
56
DSIFL
63
46
F2CSWEX2
45
F2SLR
43
F2BCK
44
F2LRCK
49
CKOUT
IC900
65
66
67
62
52
XMODE
48
SDATAL
SDATAC
SDATALF
SDATALS
DSBC
DSMCK
DSICT
DSISW
DSISL
DSBCKF
MCK
SYNC
78
INIT
79
SELEXT
77
17
XSTATE
5
6
IC900
3
4
IC900
SDI1
18
23
SDO1
IC607
AUDIO DSP
SDI2
30
SDI3
114
BCKI1
17
BCKI2
29
LRCKI1
15
KFSIO
22
LRCKI2
28
MCLK1
9
MCLK2
12
X601
13.5MHz
GP8
59 EXLOCK
69
BST
56
DIGDI
DIGCLK
HCS
HD IN
33
HCLK
34
HCS
36
PM
113
XRST
2
24
SDO2
25
SDO3
20
BCK
DATA
2
7
LOUT
IC608
AUDIO
D/A CONV
26
SDO4
19
LRCK
67
GP10
14
SCK
5
7
IC610
112
110
.
109
97
.
92
82
85
.
83
66
.
64
.
A0-15
45
WE0
44
CS0
IC604
SRAM
108
107
.
105
102
99
98
80
.
77
75
.
72
.
D0-15
.
68
GP9
32
HACN
35
HDOUT
11
10
IC900
13
12
IC900
9
8
IC900
DIGDI
DIGCLK
LT
DATA
13
CLK
14
LT
15
MCLK
16
BCK
1
LRCK
3
8
ROUT
R-CH
MUTE
CONT
MUTE
Q606
Q900
17
DSP PLOCK
20
DIR XST
18
DIR ERR
48
SYNC
23
DIR XMODE
12
DSP PM
15
DSP BST
11
DSP RST
6
DSP DO
14
DSP HACN
16
DSP GP9
44
AU MUTE
22
DIR AD
MUTE
Q903
1
DAMP DA
TA
MUTE
Q902
2
DAMP CLK
28
CS1
29
CS2
30
CS3
25
DAMP MUTG
31
DAMP RST
49
OCP
46
RELA
Y
55
FL MUTE
50
HPSW
61
SERI DATA
STOP
90
26
DAMP MUTEN
IC902
SERIAL
→ 
PARALLEL
62
SERI CLK
63
IO DATA
64
IO LAT
65
IO RST
DI1
26
CLK
3
DO1
15
LATCH
4
RSTB
2
24
P0
23
P1
6
P14
7
P13
22
P2
8
P12
21
P3
11
DVD PW
45
V MUTE
27
COMP-M
ASEL1
ASEL2
F
AUDIO-2
SECTION
D
VIDEO
SECTION
AUDIO OUT
VIDEO1
POWER
DISC 1 - 5
VOLUME
J600 (2/2)
R-CH
E
AUDIO-2
SECTION
D1
D2
D3
SCK
BCKO
LRCKO
SCDT
SHIFT
LAT1
LAT2
LAT3
INIT
NS MUTE
PG MUTE
EN
DIAG
RELAY
HP MUTE
HP SW
VSEL1
VSEL2
VMUTE
CM
STPOW
43
FL CS
56
IC802
FL  DRIVER
IC801
LED DRIVER
RESET
PCONT2
PCONT1
RESET
G
POWER
SECTION
RESET
34
ENA
83
FL CLK
53
FL DA
TA
54
40 51
5
39
G1 12
S1 35
14-17, 1-4, 6, 7
P1 10
AD1
4
AD2
3
63
DA
T
62
CLK
61
CS
Q901
FL801
FLUORESCENT
INDICATOR TUBE
LED-CS
60
LED-CLR
57
13
CLR
12
STB
11
CLK
10
D
ATA
DC/DC
CONV
Q803,804
T801
6.5V
VOL
ENCODER
LED
DRIVE
6.5V
Q801
D812
D801 - 805
ENB
84
S800
FUNCTION
KEY
S801-805
IC901
CPU
FUNCTION
KEY
S821-825
KEY0
80
KEY1
81
KEY2
82
FUNCTION
KEY
S811-820
RESET
IC903,904
SIRCS
SWITCH
Q906,907
RDS DA
TA
92
SIRCS
91
X2
38
REMOTE
CONTROL
RECEIVER
1
IC800
X1
39
X901
16MHz
10V
REG
12V
IC601
3
1
5V
REG
IC600
3
1
2.5V
REG
IC605
3
1
10V
5V
2.5V
DA3V
C
RF/SERVO
SECTION
A
RF/SERVO
SECTION
TRST
SPDIF
g
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