Sharp SD-AT1000 Service Manual page 16

1-bit digital home theater
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SD-AT1000
VF2
1
1
VF1
2
3
–VP FOR FL
3
4
AC_RELAY
4
5
SP_RELAY
5
6
SW701
SW702
DIGITAL
LINE
QS05
QS01
TO POWER SECTION
QS06
1
LED701
SW703
SW704
SW705
TUNER
TUNING UP
TUNING
(BAND)
DOWN
SW706
POWER
JOG701
JOG VOLUME
QS04
QS03
QS02
QS07
QS08
Figure 16 BLOCK DIAGRAM (5/10)
2
5
6
7
8
9 10 11 12
13
14
80 79 78 77 76 75 74 73 72 71 70
81
DIG8
82
DIG7
83
DIG6
DIG5
84
DIG4
85
86
DIG3
87
DIG2
DIG1
88
89
VEE
L_MUTE
90
91
W_S_MUTE
92
F_S_MUTE
93
C_S_MUTE
94
S_S_MUTE
95
S_MUTE
96
TIMER LED
97
GND
98
VREF
100
KEY1
1
2
27 26 25 24 23 22
– 16 –
FL701
FL DISPLAY
15
16
17
18
19
20
21
22
23
24
25
26
69
68
67
IX0558AW
SYSTEM MICROCOMPUTER
3
4
6
7
8
9
15 16
21
20
19
18
17
16
15
14
13 12 11 10
CNP501
TO MAIN SECTION
27
28
29
30
31
32
33
34
35
66
65
64
63
62
61
60
59
58
IC701
18
19
20
21
22
23
XL701
4.19 MHz
9
8
7
6
5
4
3
2

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