Read Sharp DX-SX1 (serv.man2) Service Manual online
DX-SX1H
– 13 –
Figure 13 BLOCK DIAGRAM (2/6)
IC507
HC4053FS
ANALOG SWITCH
1/3
HC4053FS
ANALOG SWITCH
IC507
HC4053FS
ANALOG SWITCH
2/3
IC601
AD8052AR
DUAL
OPE AMP.
IC505
NJM324V
4-CIRCUIT
OPE AMP.
IC604
TC7W74FU
1/2 DIVIDING
X602
54MHz
IC605
TC7WU04FU
3-CIRCUIT
INVERTER
IC603
SC514870SJ
4Mbit DRAM
4Mbit DRAM
IC606
IX1473GE
DIGITAL SERVO
IC602
IX1474GE
SACD DATA
PROCESSOR
02
7GE
GNAL
ESSOR
DOUT
BCK
IPF
LRCK
AOUT
RF_LT
BUCK
EMPH
BUS3
SBSY
CCE
0
DATA
PLCK
DATA
PLCK
D15
8
D
18
H1,0
HDRD
HCEN
D8
SDCK
RSTN
SREQ
SVAL
HINT
HDWT
SD7
SOSO
SD0
SERR
15
,
27
24
2
~ 5
A9R A0~A3
A4~A8
16
10
33MHz
MCK1
XO
74
59
68
88
50
53
24MHz
54MHz
9
3
4
5
12
13
14
INV
Buff
Vref
TO IC901
WARF
TP506
4
LDO2
45
LDO1
4
DOUT
DMO
52
51
48
23
RAS
8
WE
22
7
OE
RVDD
RASN
53
47
55
MWEN
56
ED7
CK54M
3
CK27M
32 24
1
PLCK
RF
Vref
TE
AGND
TP510
FE
TP507
TP509
TP508
TP513
PLCK
DATA
DGND
TP511
TP512
52
SEL
Vref
STCK
STDA
97
98
D
9
10
11
23
22
HCEN
HDRD
H1,0
HINT
SD0
90
89
85
79
21
SERR
8
SOSO
SD7
HDWT
SDCK
RSTN
SVAL
SREQ
91
92
94
95
24
32
100
3
6
IPF
BCK
AOUT
LRCK
CCE
SBSY
BUS0
~
BUS
3
BUCK
EMPH
92
91
85
13
99
SCD
SCL
SCB
VRCK
13
14
15
16
28
RFO
EQB
EQF
42
43
TEB
FEO
TEO
RPO
RPZ
LVL
19
33
21
24
25
20
TE
LVL
FE
RFRP
59
DFCT
SHC
JOO
56
67
61
19
TESIO1
62
TESIO0
JO2
JO3
47
48
TEBC
50
FMO
DMO
TEIN
FEIN
TEZI
SBAD
39
42
38
41
RFRP
RFIN
RFZI
RFCT
35
36
33
37
FOO
TRO
44
43
RFIN
DVR
54
9
CAS
2
13
~
~
~
~
~
~
~
~
~
20
MOEN
MA9~MA0
I/O1~ I/O4 I/O5~ I/O8
DMO
FOON
7
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