Block Diagram - Dsp Section - Sony XDP-4000X Service Manual

XDP-4000X
4-3. BLOCK DIAGRAM — DSP SECTION —
CN707
RX
TX
(SERIAL I/O)
BUS INTERFACE
IC701
CN701
SW
12 1
MASTER
8
3 6 2 13
2 5
1 4 10
7 6
9
BUS
4 11
CONTROL
7 8
CN702
CHANGER
Q701
8
3 6
2 5
1 4
7
IC901
U+5V 1 RESET 2
+B (A)
D903
+B
BATT
CHECK
D902
Q901, 902
04
SYSTEM CONTROL
IC702 (2/3)
9
DSPRDY
14
EXT/IO (TX)
12 EXT/IO (RX)
HWR 71
70
RD
Q702
87 BUSON
88
2711-CE
15 UNISI
13
UNISO
17 UNICKI
18-21
A0-15 D0-15
D0-15
23-34
93 LINK OFF
36-43
A0-20 A0-20
A0-20 45-56
100
IC706
BUF 63 SYSRESET
90
FROM CE1
67 EX IN
X701
14.74MHz
66 X IN FROM-CE2 89
LWR 72
IC706 64 BU IN
84 BU IN
– 17 –
LRCK
BCK
1
DATA A
INPUT
DATA B
SECTION
DATA C
(Page 16)
XRST
IC508
IC510
7 13
A20
2 18
5V
3 TO 17
4 3V 16
IC506
CONV.
A0
5 15
OR
A1
GATE 6 14
IC513
5V
22
&
2
3V
CONV.
D8-15 3-10 14-21
FLASH ROM
IC703
31-34
46 11 43 44
38-41
IC508
31-34
46 11 43 44
38-41
FLASH ROM
IC704
DRAM
IC512
2-5,7-10 18-21
29 30 31 15 16
35-38,40-43 24-28
82,83,85
50,52-54,56-59
100 103 99 72
86,88,89
62-65,67-70
92,93,95
34
LRCK
DSP
SOA 39
IC503
35 BCK
37 SIA 40
SOB
38
SIB
7-10
2 32 3 4 5 18 23
12-15
X502
33.86MHz
F0-7
7-10
2 32 3 4 5 18 23
12-15
34 LRCK SOA 39
35 BCK
DSP
38 SOB 40
SIB
IC504
37 SIA
50,52-54 82,83,85
56-59,62-65 86,88,89 100 103 99 72
67-70 92,93,95
2-5,7-10 18-24
29 30 31 15 16
35-38,40-43
24-28
DRAM
IC518
– 18 –
IC514
2 18 DATA (HIGH)
3
3V
3 17 DATA (M-H)
TO
OUTPUT
5V
CONV.
SECTION
5 15 DATA (SUB)
(Page 19)
4 16 DATA (M-L)
Signal path
: ANALOG
: DIGITAL