Stereo_Led - Sharp SD-AT1000 Service Manual

1-bit digital home theater
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31
32
33
34
35
36
37
38
39
R767
1K
R756
10K
62
61
60
59
58
57
56
55
54
53
52
51
VOL_CL
VOL_DA
COD_CSN
COD_CLK
COD_DI
COD_DO

STEREO_LED

SURR_LED
DTS_LED
STD_LED
UTER
OVF
D.TIME CNT
DSP_INTREQ
DSP_RESET
DSP_SCDOUT
DSP_SCDIN
DSP_SCCLK
DSP_CS
DIMMER
SYS_STOP
20
21
22
23
24
25
26
27
28
29
C717
R728
220/16
820
C716
0.1
DPL_LED
C714
12P(CH)
+B
+B
+5V(UNSWD)
+B
+B
+5V(BACK UP)
+B
+B
+B
CNP701
7
6
5
4
3
2
1
1
FFC701
7
C718
1/50
R755
4.7K
1K
R768
50
R769
1K
49
R754
R770
1K
4.7K
48
R771
1K
47
1K
R772
46
R773
1K
45
R751
R774
1K
10K
44
R750
1K
10K
R775
43
R749
10K
R776
1K
42
R748
1K
10K
R777
41
R747
1K
40
39
1K
R745
38
R742
2.2K
37
R740
1K
36
R739
2.2K
35
R738
2.2K
34
R737
2.2K
33
R736
1K
32
1K
R735
31
30
H.P_SW
RM701
RM702
10K
10K
+B
+B
D701
RM705
Q701
MA111
220K
KRC104 M
2
3
D702
MA111
1
Q702
RM706
KRC104 M
C727
150
4.7/50
2
3
RM707
1
150
RESET
C726
POINT
0.1
C725
470/10
8
Figure 35 SCHEMATIC DIAGRAM (6/11)
+B
2
3
RM718
10K
1
+B
+B
C724
10/16
RM708
680
RESET
+B
IC703
1
2
PST9140
3
C752
C751
0.01
0.01
+B
9
10
– 35 –
DISPLAY PWB-A2
NON_PCM
DIG_FUNC_+B
COD_CSN
COD_CLK
COD_DI
COD_DO
OVF
DSP_INTERQ
DSP_RESET
DSP_SCDOUT
DSP_SCDIN
DSP_CS
DSP_SCCLK
GND
RM715
82
1
1
1
3
2
2
4
3
3
5
4
4
6
5
5
LED703
LED704
LED705
304AT2E
304GT1U
GREEN
304AT2E
ORANGE
ORANGE
DPL_LED
STEREO_LED
SURR_LED
RM709
RM710
RM711
330
330
330
3
Q706
KRC107 S
1
3
2
Q705
KRC107 S
1
3
2
Q704
KRC107 S
1
3
2
Q703
KRC107 S
1
Q703~Q708: LED DRIVER
11
SD-AT1000
FFC702
1
1
2
3
4
5
6
7
8
9
10
11
12
14
13
15
15
REMOTE SENSOR
RM709
1
GP1UM271 2
C721
3
0.022
C723
C722
150P(CH)
10/16
RM703
RM704
18
22
REMOTE SENSOR
PWB-A4
LED706
LED708
LED707
304VT2E2
304VT2E2
304GT1U
RED
RED
GREEN
DTS_LED
STD_LED
DD_LED
RM713
RM714
RM712
1.8K
330
1.8K
3
2
Q708
KRC107 S
2
1
3
Q707
KRC107 S
1
2
12

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