Sharp CD-BA1700H Service Manual Page 21

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– 21 –
CD-BP160W/180W/1500W/1700W
Figure 21 SCHEMATIC DIAGRAM (4/9)
7
8 9 10 11 12
30
29
28
27
26
25
24
23
22
21
20
19
18
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
3 1
SPA_SIG
M_GND
SP_DET
DO
5V BACK UP
F
CLK
CE
SPAN
SW OUT
TUN SM
DI
M_10V
AC_RLY CONT
UN_SW 5V
RES OUT
T_BIAS
T_T1/T2
REC/PLAY
DRF
+5V
-15V
A_GND
D_GND
SP_RLY
SMUTE
-VP
VF2
VF1
CD CLK
CD CE
CD DI
CD DO
CLAMP SW
WRQ(DSP)
CD INT
F
F
G04
G03
G02
G01
KEY 0
KEY 1
KEY 2
1
2
3
4
5
6
7
8
9
10
100
99
98
97
96
95
94
93
38
37
36
35
34
33
32
31
2 31
2
1
2
3
4
5
6
7
8
9
10
S-BUSY
SP_RLY
USE
AVref
SPEANA1
XT2
DRF
VDD
G1
G2
G3
G4
G5
G6
G7
G
8
NO
SYS STOP
SPEANA0
SPEANA2
NO USE
M-BUSY/TUN SM
AVSS
DO
DI
CLK
CD DO
CD CLK
VPP/IC
RES OUT
REC/PLAY
CE
CD INT
WRQ
CD DI
CD CE
RESET
AVDD
X2
X1
VDD
T_T1/T2
T-BIAS
CNP12
P19 12-F
TO
CD SERVO PWB
1
25
CNP401
TO MAIN PWB
P23 12-D
2
345
1
7 6
2
3
4
5
1
7
8
9
6
12
13
14
15
11
17
18
19
10
16
22
23
25
24
21
20
CNS701
BI701
CNP702
D621
DS1SS133
D620
DS1SS133
RX701
REMOTO SENSOR
C632
47/25
C631
0.022
C630
10/50
SW628
TUNER
(BAND)
SW627
VIDEO/
AUX
R724
100K
SW626
TUNING
/TIME UP
R722
33K
SW625
REC/
PAUSE
R721
18K
R719
10K
SW623
STOP
SW624
REVERSE
PLAY
R718
5.6K
R714
3.9K
SW622
PLAY/
REPEAT
SW621
FAST
FORWARD
R712
2.7K
SW620
REWIND
R709
2.2K
SW619
MEMORY/
SET
R706
1.5K
SW618
TUNING
DOWN
R703
1K
SW617
TAPE
R699
820
SW616
CD
R697
680
R695
680
SW611
DIMMER
SW612
X-BASS/
DEMO
SW613
EQUALIZER
SW614
VOLUME
UP
R698
820
R701
1K
R707
1.5K
R726
180K
SW615
VOLUME
DOWN
SW629
REVERSE
SW610
OPEN/
CLOSE
SW609
DISC
SKIP
R720
100K
R717
68K
R715
3.9K
R713
2.7K
R710
2.2K
R705
1.5K
R702
1K
SW603
TIMER/
SLEEP
R700
820
SW602
CLOCK
SW601
ON/
STAND-BY
R696
680
R672
10K
R671
10K
R670
10K
R666
1K
R676
4.7K
R675
1K
R674
1K
R673
1K
R669 10K
R668 1K
1K
R685 1K
R686 1K
R687 1K
R688 1K
R689 1K
R690 1K
R691 1K
R692 1K
R693 1K
R694 1K
XL701
C623
18P(CH)
C622
15P(CH)
R684 1K
R680 1K
R683 1K
R678 1K
R679 1K
C624
0.022
C625
220/10
C621
1/50
C633
10/16
R708
10K
R716
4.7K
IC704
KIA7042AP
RESET
C629
0.022
R711
100K
D618
DS1SS133
C628
3.3/50
Q609
KRC102 M
D617
DS1SS133
D616
DS1SS133
C627
0.01
C626
0.1/50
L601
100µH
R704
47K
R723
100
W
U
TER
R681 1K
R682 1K
+B
+B
+B+B
+B
+B
–B
–B
–B
+B
+B
+B
+B
+B
+B
+B
+B
+B
1
3
2
FC701
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