Cod_Csn - Sharp SD-AT1000 Service Manual

SD-AT1000
A
B
FFC702
15
15
DSP_CS
14
DSP_SCCLK
13
DSP_SCDIN
12
DSP_SCDOUT
11
DSP_RESET
10
DSP_INTREQ
9
C
8
OVF
7
COD_DO
6
COD_DI
5
COD_CLK
4

COD_CSN

3
DIG_FUNC+B
2
NONPCM
1
1
D_+5V
13
A_GND
12
D
A_+9V
11
LOUT3
10
ROUT3
9
LOUT2
8
ROUT2
7
LOUT1
6
ROUT1
5
LIN
4
RIN
3
DGND
2
E
PROTECT
1
F
G
MAIN PWB-A1 (2/2)
H
• NOTES ON SCHEMATIC DIAGRAM can be found on page 11.
1
FM SIGNAL
+B
+B
+B
IC109
TC7WU04U
DUAL2-INPUT
NAND GATE
2 3
Figure 32 SCHEMATIC DIAGRAM (3/11)
+B
+B
C117
1
1
2
C144
3
0.1
D103
DS1SS133
C148
10/16
R141
1K
PROTECT
+B
C166
3.3/16
C109
1
+B +B
+B
22 21 20 19 18 17 16 15 14 13 12
23
VREFH
24
VCOM
25
DZF1
26
LOUT3
27
ROUT3
AK4586VQ
28
LOUT2
ADC/DAC/DIR
29
ROUT2
CONVERTER
30 LOUT1
31
ROUT1
32
LIN
33
RIN
34 35 36 37 38
C146
+B
0.1
R129
4.7
C113
1
+B
+5V(D)
+B
5 6 7 8
IC109
1
4 3 2
C133
0.1
R144
+B
150
ZD102
DZ5.6BSB
C170
0.0022
OPTICAL
DIGITAL IN
4
– 32 –
C196
C165
R196 100P(CH)
0.001
C195
3.3K
R195
100P(CH)
C194
3.3K
R194
100P(CH)
3.3K
+B
R134
4.7
C164
10/16
11
SDTI1
AUDATA0
10
SDTO
SDATA1
9
BICK
SCLK
8
LRCK
LRCK
MCKO 7
IC102
MCLK
6
TX
5
TVDD
C112
1
DVSS 4
3
DVDD
+B
2
XTI/EXTCLK
EX_CLK
C116
1 0.1
XTO
C114
1
C147
39 40 41 42 43 44
0.1
C149
10/16
C115
2.2
R133
15K
3
1
Q102
KRA107 S
2
D107
DS1SS133
R138
47K
R150
C168
150
C199
0.01
4.7/50
C169
0.0022
RX101
2 1
5
+
+B
GND(D)
+B
+B
D106
DS1SS133
CHASSIS
6