Sharp CD-SW250DVD Service Manual page 63

Dvd mini system
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22 21 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1
88
89
90
91
92
93
94
95
96
97
98
99
100
1
AVDD
R701
1K
KEY0
2
R702
1K
KEY1
3
R703
1K
KEY2
4
R704
1K
VOL_JOG
5
R705
1K
PROTECT
6
R706
1K
T_FP_SW
7
R707
1K
TUN_SM(SPAN)
8
R708
1K
T_RUN PULS
9
R709
1K
DISCuCLAMP_SW
10
R710
1K
TRAY_SW1u2
11
1K
R711
DVD +B PROTECT
12
IC701
NO USE
13
AVSS
14
IXA067AW
VSS
15
M MICROMPUTER
XIN
16
XL701
XOUT
17
8.3886MHz
VDD
18
R787
100K
VPP/IC
19
NO USE
20
R714
DVD DATA(FLASH_DO)
21
R715
120
SYS DATA(FLASH_DI)
22
R716
DVD CLK(FLASH_CLK)
23
R717
E)
P_IN
24
R718
PHOTO
25
R719
SP_DET
26
R720
REMOCON
27
R721
CE
28
CLK
29
DI
30
43
42
41
40
39
38
37
36
35
34
33
32
31
LED702
716
SLR342VCB
022
R770
10K
C715
0.01
R771
10K
R772
10K
7
R786
C701
1/50
C706
0.047
C705
0.047
C707
18P(CH)
C708
18P
(CH)
R781
C703
10K
0.022
120
120
1K
1K
1K
1K
1K
R788
10K
R713
10K
R775
10K
RD22
680
KEY 2
SW724
PLAY
KEY 1
RD11
680
SW712
TUNER
RD01
KEY 0
680
SW701
C714
0.047
POWER
8
Figure 6-4 SCHEMATIC DIAGRAM (4/12)
1.5
R785
5.6K
5.6K
R784
Q713
KRC104 S
3
1
2
C709
0.022
L701
100µH
5V BACK UP
NEAR TO MICOM
Q712
R776
KRC102 S
47K
2
C713
1
0.01
RD23
RD24
RD25
RD26
RD27
RD28
820
1K
1.5K
2.2K
2.7K
3.9K
SW725
SW726
SW727
SW728
SW729
SW730
REC/
MEMORY
OPEN/
DIRECT
STOP
DISC2
PAUSE
SET
PLAY
CLOSE
RD12
RD13
RD14
820
1K
1.5K
SW713
SW714
SW715
SW716
X-BASS/
TAPE
GAME/
CD
DEMO
VIDEO
RD02
RD03
RD04
RD05
RD06
820
1K
1.5K
2.2K
2.7K
SW702
SW703
SW704
SW705
SW706
FAST REWIND/
CLOCK
TUNING
TUNING
EQUALIZER
/TIMER
UP
/DOWN
PRESET DOWN
9
10
6 – 4
FFC704
1
D GND
1
DVD CLK
2
DVD DATA
3
SYS DATA
4
DVD CS
5
RESET
6
A MUTE
7
8
8
CNP704
BI701
CNS701
RESET
8
7
VPP
7
6
+5V
6
5
FLASH CLK
5
4
FLASH DO
4
3
FLASH DI
3
2
2
GND
1
1
BI702
CNS702
VF2
1
1
-VF
2
2
P_IN
3
3
VF1
4
4
5
5
AC RELAY
6
6
CTR
D711
1N4148H
D712
1N4148H
RX701
K603TH2E
R778
100
1
2
3
3
C710
47/25
RD29
RD30
RD31
RD32
5.6K
10K
15K
33K
SW731
SW732
SW733
SW734
SW735
DISC1
REVERSE PLAY
DISC4
DISC5
DISC3
RD07
3.9K
SW707
SW708
FAST FORWARD/
REVERSE MODE
PRESET UP
11
CD-SW250DVD
TO
DVD SERVO
PWB
CN3009
12

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