Audio Section - Sony hcd-fc7 Service Manual

Q Q
– AUDIO SECTION –
3 7 6 3 1 5 1 5 0
D5V
IC402 (2/2)
REFERENCE VOLTAGE
GENERATOR
WARFI
RF/SERVO
A
SECTION
WCK
RF/SERVO
G
SECTION
SD0 – SD7
RF/SERVO IC812
C
AV DATA BUS
SECTION
LEVEL SHIFT
SDEF, XSHD,
RF/SERVO XDCK, XSAK XDCK
E
SECTION
XSAK
IC813
SDEF
LEVEL SHIFT
XSHD
768FS
RF/SERVO
H
SECTION
MSDATO, MSDATI, MSCK,
RF/SERVO XMSLAT, SHRRDY, SHRMUT MSDATO
M
SECTION
MSDATI
MSCK
XMSLAT
SHRRDY
SHRMUT
XRST_DSD
RF/SERVO
J
SECTION
XSRQ
RF/SERVO
K
SECTION
TDOSA, TDISA,
TCK, TMS, TRST TDOSA
VIDEO
N
SECTION
TDISA
TCK
TMS
TRST
T E
L 1 3 9 4 2 2 9 6 5 1 3
CDDOUT
RF/SERVO
B
SECTION
OPTICAL
DIGITAL IN
VIDEO 2
SPDIF
VIDEO
O
SECTION
J205 (1/4)
L
VIDEO 1
AUDIO IN
R-CH
R
J206 (1/3)
L
VIDEO 2
AUDIO IN
R R-CH
FM/AM TUNER PACK
Q221
COAXIAL FM ANT
L-CH
AMP
FM
75Ω GND
R-CH R-CH
AM ANT
AM
TUDI
GND
DI
TUDO
DO
TUCLK
CK
TCE
CE
TUN
TUNED
w w w
.
VIDEO AV0 – AV2
P
SECTION
RSTAD
AUDIO OUT
S
SECTION
127 WAVRB
126 WARFI 64
DSAL
DSAR 66
123 WCK
DSAC 69
71
DSALFE
74
DSALS
DSARS 76
166 SDCK
60
BCKAO
167 XSAK
EXCKO1 13
168 SDEF
165 XSHD
11 MCKI
IC801
DSD DECODER
6 MSDATO
4 MSDATI
3 MSCK
2 XMSLAT
IC808
7 MSREADY
16Mbit
10 SMUTE
SD-RAM
9 XRST
164 XSRQ
29 TDO 143 15 WE
XWE
27 TDI
XRAS 145 17 RAS
26 TCK XCAS 144 16 CAS
30 TMS 142 34 CKE
DCKE
31 TRST 141 35 CLK
DCLK
5 DIN2 16
DATA
4 DIN1
IC204
3 DIN0 CKOUT 13
OPTICAL RECEIVER
BCK 14
15
LRCK
IC606
DIGITAL AUDIO
INTERFACE DI 36
35
DO
22 XIN 38
CL
X600 37
CE
12.288MHz
XSTATE 17
21 XOUT
48
XMODE
20 XMCK
34
ERROR
AUDIO 24
IC202
AUDIO INPUT
SELECTOR IC602
A/D CONVERTER
2 Y2
IC603
5 Y1 Y 3 LOW-PASS 1 LIN DOUT 15
FILTER
1 Y0
BCK 14
A B
LRCK 13
10 9 R-CH 5 RIN
Q205 Q206
16 6
x a o
y
i
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8
39 DSIFL
40 DSIFR
POFLR
41 DSICT
POCSW
42 DSISW
POSLR
43 DSISL
44 DSISR
MCKOUT
PBCK
38 DSBCK
PLRCK
27 MCK
IC612
DIGITAL AUDIO
PROCESSOR
EXIFLR
35 EXIFLR
EXIMCK
29 EXIMCK
EXIBCK
31 EXIBCK
EXILRCK
32 EXILRCK
EXID1
34 EXICSW
47 INIT
46 SYNC
4 SELEXT
Q Q
3 7 6 3
EXIFLR
EXIMCK
EXIBCK
EXILRCK
PLOCK
DIGDI
DO
DIGCLK
CSDIR
XST
RSTDIR
Q908 – 910
ENABLE
SWITCH
EXID1
BCKI
LRCKI
65 98 97 7 25 8 20 24
33 AD-RST
TUDI
52 TUN-DI
TUDO
54 TUN-DO
TUCLK
55 TUN-CLK
TCE
53 TUN-CE
TUN
51 TUNED
u 1 6 3
.
AV0
95 AV-SEL0
AV1
96 AV-SEL1
AV2
48 VIDEO-MUTE
37 37
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2 4
9 9 8
SDO4 26
23 18 SDI1 SDO1 23
22 30 SDI2 24
SDO2
21 114 SDI3 25
SDO3
17 22 KFSIO 14
SCKOUT
19 17 BCKI1 BCKO 20
20 15 LRCKI1 LRCKO 19
67
GP10
IC607
DIGITAL AUDIO
SIGNAL PROCESSOR
BCKI
29 BCKI2
LRCKI
28 LRCKI2
9 MCLK1
X601
13.5MHz
1 5 1 5 0 8 9 2 4
12 MCLK2 44
CS0
45
WE0
DIGDI
33 HDIN
DIGCLK
34 HCLK
113
PM
36
HCS
35 HDOUT
BST 56
32 HACN
XRST 2
68 GP9
59 69
Q903
IC900
LEVEL SHIFT
D903
22 18 6 15 17 19 23 28
m
c o
IC901 (1/3)
SYSTEM CONTROLLER
HCD-FC7
2
9 9
D1 – D4, SCK,
D4 BCKO, LRCKO
AUDIO OUT
Q
SECTION
D1
D2
• R-ch is omitted due
D3
to same as L-ch.
• SIGNAL PATH
SCK
BCKO
: AUDIO
LRCKO
: CD
: SACD
: AUX IN
: OPTICAL
DIGITAL IN
: TUNER
IC604
S-RAM
9 8 2 9 9
6 CS
17 WE
PM
HCS
BST
RSTDSP
DIGDI, DIGCLK
AUDIO OUT
T
SECTION
NSMUTE
AUDIO OUT
R
SECTION
13 14 16 12