Audio (Dsp) Section - Sony HCD-S888 Service Manual

HCD-S888
– Audio (DSP) Section –
D5V
REFERENCE VOLTAGE
GENERATOR
IC402 (2/2)
WARFI
RF SERVO
A
SECTION
WCK
RF SERVO
G
SECTION
SD0 – SD7
LEVEL SHIFT
RF SERVO
C
AV DATA BUS
SECTION
SDEF, XSHD,
XDCK, XSAK
XDCK
RF SERVO
E
SECTION XSAK
SDEF
XSHD LEVEL SHIFT
IC813
768FS
RF SERVO
H
SECTION
MSDATO, MSDATI, MSCK,
XMSLAT, SHRRDY, SHRMUT
RF SERVO
M
SECTION
XRST_DSD
RF SERVO
J
SECTION
XSRQ
RF SERVO K
SECTION
TDOSA, TDISA,
TCK, TMS, TRST
VIDEO
N
SECTION
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
COAXIAL FM ANT
L-CH
FM
75Ω GND
R-CH
R-CH
AM ANT
AM
TUDI
GND
DI
TUDO
DO
TUCLK
CK
TCE
CE
TUN
TUNED
DET AMP
FM-DET
Q201
AV0 – AV2
VIDEO
P
SECTION
RSTAD
AUDIO OUT,
S
PANEL
SECTION
127 WAVRB
126 WARFI 64
DSAL
DSAR 66
123 WCK
DSAC 69
DSALFE 71
74
IC812 DSALS
76
DSARS
166 SDCK
62
167 XSAK PHREFO
13
168 SDEF EXCKO1
165 XSHD
DSD DECODER
IC801
11 MCKI
MSDATO
6 MSDATO
MSDATI
4 MSDATI
MSCK
3 MSCK
XMSLAT
2 XMSLAT
SHRRDY 16Mbit
7 MSREADY
SD-RAM
SHRMUT
10 SMUTE
IC808
9 XRST
164 XSRQ
TDOSA
29 TDO 143 15 WE
XWE
TDISA
27 TDI 145 17 RAS
XRAS
TCK
26 TCK 144 16 CAS
XCAS
TMS
30 TMS DCKE 142 34 CKE
TRST
31 TRST DCLK 141 35 CLK
5 DIN2 16
DATA
4 DIN1
OPTICAL RECEIVER 3 DIN0 13
CKOUT
IC204
14
BCK
15
LRCK
DIGITAL AUDIO
INTERFACE
IC606 DI 36
DO 35
22 XIN CL 38
X600
CE 37
12.288MHz
XSTATE 17
21 XOUT
XMODE 48
20 XMCK
34
ERROR
24
AUDIO
AUDIO INPUT
SELECTOR
A/D CONVERTER
IC202
IC602
2 Y2
LOW-PASS
1 Y0 Y 3 FILTER 1 LIN DOUT 15
AMP
IC603
5 Y1
Q221 14
BCK
A B
LRCK 13
10 9 R-CH 5 RIN
Q205 Q206
16 6
RDSD
RDATA 2
4 MUX RDSC
RCLK 16
XI XO
RDS DECODER
13 14
IC201
X201
4.332MHz
63 DSIFL
64 DSIFR
F2FLREX1 47
65 DSICT
F2CSWEX2 46
66 DSISW
F2SLR 45
67 DSISL
68 DSISR
CKOUT 49
F2BCK 43
62 DSBCKF
F2LRCK 44
52 MCK
DIGITAL AUDIO
PROCESSOR
IC612
EXID1
58 EXID1
EXIMCK
59 EXIMCK
EXIBCK
55 EXIBCK
EXILRCK
56 EXILRCK
EXID2
57 EXID2
BCK2
29 BCK2
LRCK2
28 LRCK2
79 INIT
78 SYNC
77 SELEXT
EXID1
EXIMCK
EXIBCK
EXILRCK
PLOCK
DIGDI
DO
DIGCLK
CSDIR
XST
RSTDIR
ENABLE
SWITCH
Q908 – 910
EXID2
BCK2
LRCK2
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
RDSD
88 RDS-DATA
RDSC
94 RDS-CLK
AV0
95 AV-SEL0
AV1
96 AV-SEL1
AV2
48 AV-SEL2
28 28
D4
26
SDO4
D1
18 SDI1 SDO1 23
D2
30 SDI2 SDO2 24
D3
114 SDI3 SDO3 25
SCK
22 KFSIO SCKOUT 14
BCKO
17 BCKI1 BCKO 20
LRCKO
15 LRCKI1 LRCKO 19
GP10 67
DIGITAL AUDIO
SIGNAL PROCESSOR
IC607
S-RAM
IC604
9 MCLK1
X601
13.5MHz
12 MCLK2 44 41 OE
CS0
45 17 WE
WE0
DIGDI
33 HDIN
DIGCLK
PM
34 HCLK
113
PM
HCS
36
HCS
35 HDOUT BST
56
BST
32 HACN RSTDSP
2
XRST
68 GP9
59 69
12V
D490
POWER ON
MUTING
Q490, 492
Q903
LEVEL SHIFT
IC900
D903
22 18 6 15 17 19 23 28 13 14 16 12
SYSTEM CONTROLLER
IC901 (1/3)
D1 – D4, SCK,
AUDIO OUT,
BCKO, LRCKO
Q
PANEL
SECTION
• R-ch is omitted due
to same as L-ch.
• SIGNAL PATH
: AUDIO
: CD PLAY
: DVD PLAY
: SACD PLAY
: AUX IN
: OPTICAL
DIGITAL IN
: TUNER
AUDIO OUT,
DIGDI, DIGCLK
T
PANEL
SECTION
AUDIO OUT,
NSMUTE
R PANEL
SECTION