Read Sony SCD-XB780 Service Manual online
SCD-XB780
23
23
5-4.
BLOCK DIAGRAM – AUDIO Section –
DSD1
DSD2
DSD5
DSD6
DSD7
DSD8
DBCK
SDATAL
SDATAR
SDATALS
SDATARS
SDATAC
SDATALF
64FS
DSD3
27
(Page 22)
SDATAL, SDATR,
SDATALS, SDATARS,
SDATAC, SDATALF,
64FS
SDATALS, SDATARS,
SDATAC, SDATALF,
64FS
PBCK
PLRCK
PDATA2
BCLK
LRCK
MDAT
19
(Page 21)
MDAT,
LRCK,
BCLK
LRCK,
BCLK
26
(Page 22)
256FS
• SIGNAL PATH
: SACD PLAY
: CD PLAY (ANALOG)
• R-ch is omitted due to same as L-ch.
6
5
3
4
1
2
CLOCK BUFFER
IC304
X301
11.2896MHz
28
(Page 22)
ZEROL,
ZEROR
ZEROR
ZEROL
ZEROR
DIGITAL FILTER,
D/A CONVERTER,
LOW-PASS FILTER
IC301
32
(Page 22)
DATA, CLK, LATCH, INIT
30
(Page 22)
MULTI
R-CH
R-CH
R-CH
R-CH
MUTING
Q401
MUTING
Q402
MUTING
Q403
R-CH
MUTING
Q421
MUTING
Q422
MUTING
Q441
MUTING
Q442
29
(Page 22)
LMUTE, RMUTE
MUTING
Q541
MUTING
Q542
ANALOG
LOW-PASS
FILTER
IC307
MUTING
CONTROL
SWITCH
Q303
R-CH
PHONE LEVEL
RV601
PHONES
J601
HEADPHONE
AMP
IC308 (1/2)
L
R
ANALOG
2CH OUT
J301
L
R
J302
FRONT
SUB WOOFER
CENTER
L
R
ANALOG
5.1CH OUT
R-CH
R-CH
R-CH
SURR
ANALOG
LOW-PASS
FILTER
IC305 (2/2)
ANALOG
LOW-PASS
FILTER
IC306 (2/2)
DSD
INTERFACE
DSD
FILTER
PCM
INTERFACE
ENHANCED
MULTI LEVEL
DELTA-SIGMA
MODULATOR
FUNCTION
CONTROL
MDI
MC
MS
10
VOUT3
VOUT1
9
VOUT4
11
VOUT2
31
VOUT5
30
VOUT6
29
VOUT7
28
VOUT8
XRST
DATA
CLK
INIT
LATCH
OUTPUT
AMP &
LOW-PASS
FILTER
DSD4
38
39
42
43
44
45
37
40
PDATA1
46
41
50
51
47
PCM
FILTER
ZERO
DETECT
MIX AMP
IC315 (2/2)
6
ZERO1
7
ZERO2
SYSTEM
CLOCK
33
PSCK
34
DSCK
12
2 4 3 36
D/A
CONVERTER
R-CH
LMUTE
RMUTE
MUTING
CONTROL
SWITCH
Q304
MUTING
CONTROL
SWITCH
Q301
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