Sharp HT-DD5000W Service Manual page 26

C836
0.1
R840
1K
78 77 76 75 74 73 72 71 70 69 68 67 66 65 64 63 62 61 60 59 58 57 56 55 54 53 52 51
T
81 VDD
IC808
ZR38600
DOLBY AC-3/5.1CH MPEG2
AUDIO DECORDER
D15
100
X/SDG
3 4 5 6 7 8 9 10 11 12 13 14 15
R896
100
+B
C843
R895
0.001
100
R897
100K
C893
47/25
C895
SW_CH
0.001
CNS802A
1 2 3 4 5 6 7 8 9
1 9
FC802
CNS802B
P21 7 - A
TO AUDIO JACK PWB
7
X801
12.288Mz
R838
R836
1K
1K
D4/PP0
D5/PP1
D6/PP2
D7/PP3
GND
29
VDD
30
D8/PP4
D9/PP5
16 18 19 20 21 22 23 24 25 26 27 28 29
17
R894 R892
27K 22K
C892
100P
R888
7.2V
22K
C884
8 7 6 5
10/16
IC813
NJM4580M
MIX AMP.
1 2 3 4
–B
C889
R893
100P
27K
R891
22K
R883
100K
1 1
1
7V
H
L
H 2 2 3
0V L
H L
–7V –7V
7V –7V
3
3
Q801 Q802 Q803
KRC107 M KRA107 M KRC107 M
Q801~Q803:SWITCHING
8
Figure 25 SCHEMATIC DIAGRAM (10/12)
+B
C835
0.1
C834
0.1
C833
RD
50
3.3V
0.1
A16
49
0.4V
3.3V
48
R835
0.1V
47
10K
A15 0V
46
3.3V
VDD 45
0V
GND 44
A14 43
0V
42 0.1V
0.1V
41
A13 40 2V
TO0 39 0.2V
A12 38 3V
0V
GND
37
0V
SKL
36
0V R834
VDD
35
1K
0V
SO
34
33 0V
C832
32 0V
0.1
0.36V
A11
31
C831
0.1
30
C830
0.1
+B
IC812
TC4066BF
ANALOGUE SWITCH
–7.2V
5
0V
0V
3
4
–7.2V
6
0V
0V
9
8
7.2V
12
0V
0V
10 1 1
+B
7.2V
13
0V
0V
2 1
14 7
C882
–7.2V
7.2V
0.022
C881
0.022
R889 22K
R890 22K
2 L
H +B
9 10
– 25 –
R861 22
R863 22
C846 0.01
C847 10/16
5V
0V
TTL
1 CKS 24
5V
0V
DZF
2 DVDD 23
0V
5V
3
DVSS VREF 22
0V
4V 4 XT0 21
AVSS
1.7V 5V
AVDD
5 XT1 20
2.5V
4V
6
PD VCOM 19
1.7V 2.5V
7 BICK AOUTL 18
1.2V
2.5V
8 SDATA
AOUTR 17
1.6V 5V
9 LRCK BVDD 16
5V
0V
15
10 SMUTE DIF1
0V 5V
DFS DIF0 14
11
4V 0V
12 DEM0 DEM1 13
IC809
AK4321VF
D/A CONVERTER
C857
10/16
R860
C858
10/16
R865 22
R867 22
C861 0.01
C862 10/16
0V 5V
1
CKS TTL 24
4.7V
0V
2 DVDD 23
DZF
0V
5V
3
DVSS VREF 22
0V
4.2V
4 XT0 21
AVSS
1.7V 5V
5 XT1 AVDD 20
4V 2.5V
6 PD 19
VCOM
2.5V
1.7V
7 BICK AOUTL 18
2.5V
8
SDATA AOUTR 17
1.7V
5V
9 LRCK BVDD 16
0V
5V
DIF1
10 SMUTE 15
0V
5V
11 DFS DIF0 14
4V
0V
12 DEM0 DEM1 13
IC810
AK4321VF
D/A CONVERTER
C873
10/16
C877 R875
0.01 1K
C874
R878
18K 47P
+B
7.2V
8 7 6 5
IC811
NJM4580M
OPE AMP.
1 2 3 4
C878 R879
10/16 220
R880
C876 C875
100K
0.1
0.1
+B
–B
11
HT-DD5000W
C848
10/16
C849
0.1
C850
0.1
C851
0.1
C852
100/16
R853
27K
R854
27K
C855
0.015
C856
0.015
R857
27K
220
R858
C859 27K
0.015
C860
0.015
C863
10/16
C864
0.1
C865
0.1
C866
0.1
R871
27K
R872
27K
C871
0.015
C872
0.1
12