Sharp CD-BK250W Service Manual page 29

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C33
100P
C30
100P
C5
0.047(ML)
80 79 78 77 76 75 74 73 72 71 70 69 68 67 66 65 64 63 62 61
C6
1
SLCO
.1
2
SLCIST
R12
3
EFMIN
330
7
5
RF
4
0P
C8
8
5
RFVDD
0.0047
RSVSS
6
7
FIN1 A
TP1
0
8
FIN2 B
P
TP2
TIN1 E
9
H)
LC78645E
TIN2 F
10
C10
11
VREF
CD SERVO
10/50
REFI
C9
12
0/10
FE
13
C11
TEC
14
0.22/50
TE
15
4
6
RFMON
16
C12
JITTC
17
100P
ADAVDD
18
ADAVSS
19
TDO
20
FDO
21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40
2
1
6
5
4
3
2
1
DS1SS133
37 38 39 40 41 42
LD_M+
LD_M–
/10
• The numbers
1
to
12
are waveform numbers shown in page 40.
7
All manuals and user guides at all-guides.com
3
C34
100P
C32
100P
C28
100P
C27
0.022
12
DATA
60
59
DATACK
LRSY
58
ASDFIN
57
ASDACK
56
7
ASLRCK
55
16MOUT
54
EFLG
53
IC1
C2F
52
XVSS
51
FSX/16MIN
50
XIN
49
XOUT
48
XVDD
47
RVDD
46
RCHO
45
RVSS
44
LVSS
43
LCHO
42
41
R20
9
10K
R46
R45
470
470
D2
D1
DS1SS133
2
3
Q3
1
KRC102 M
R49
1
8
9
Figure 29 SCHEMATIC DIAGRAM (10/11)
CD-BK250W/CD-BK2600W/CD-BK270W
R38 1K
R37 1K
R36 1K
R35 1K
R34 1K
R33 1K
R32 1K
R29
2.2K
R28
2.2K
11
10
XL1
33.8688 MHz
R43
220
R22
100
ZD1 DZ3.3BSB
C24
10/50
R25
LVDD
2.2K
C16
C44
330/6.3
C26
0.001
C23
0.0015
10/50
R24
R27
C48
2.2K
10K
0.022
C25
0.0015
R26
KTC3203 Y
10K
R30
8.2K
R19
15K
CNP4
10
– 29 –
WRQ
1
DRF
2
CE
3
DO
4
DI
5
CL
6
CD RES
7
CLAMP SW
8
O/C, DISC NO
9
CNP8
C51
0.022
R-CH
1
AGND
2
L-CH
3
DGND
4
+5V
5
+5V
6
CNP7
Q2
R80
3.3
R47
100
ZD2
DZ3.9BSB
SW1
OPEN/CLOSE
1
1
1
2
2
2
SW2
3
3
3
CLAMP
4
4
4
SW3
DISC NO.
5
5
5
M
M3 T/T
6
6
6
UP DOWN
LOADING
CNS4
CD LOADING
MOTOR PWB-E
11
12

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