Sharp CD-BP1200W Service Manual page 19

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CD SIGNAL
8
7
C23
R12
0.047
680
PD01
1
R79
R13
1.5M
680
PD02
C24
2
2.2/50
VVSS
3
PLL
C21
C81
VCEC
0.1
0.022
C22
4
100P
PCKIST
R11
12K
VVDD
5
R14
R10
FR
R80
6
27K
1M
1.2K
HFL
7
C20
SLCIST
8
0.1
R15
SLICE
SLCO
R8
9
LEVEL
330
CONTROL
10K
EFMIN
10
C17
C27
JITTV
11
JITER
0047
C42
0.1
DEFECT
JITTC
68P
12
CONTROL
BH
13
PH(RFENV)
14
FE
SW
A/D
15
TE
16
VREF
17
ADAVDD
18
C29
C82
+
C28
0.1
0.022
47/10
-
ADAVSS
19
C41
PHREF
100/10
20
2
BHREF
21
TBLO
22
S/H
TDO
23
R44
R43
D93
FDO
1K
24
220K
DS1SS133
25
26
R35
1
1K
R39
13
470
R38
270
6
+B
NG M+
NG M-
R21
470
C47
D21
100/16
DS1SS133
PDO
SPN)
+B
• The numbers
1
to
13
are waveform numbers shown in page 34.
7
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3
C71
100P
C72
0.01
C73
100P
R94
C74
100P
10K
C75
100P
C76
100P
R95
10K
C77
100P
C78
100P
+B
+B
DEFECT
C80
0.1
EFMO
VDD5V
80 79 78 77 76 75 74
73
72 71 70 69 68 67 66 65
COMMAND
GENERAL
INTERFACE
IC2
LC78641E
SERVO/SIGNAL
CONTROL
FRAME SYNC
DEFECT,PROTECT
EFM DECODE
CLV
CONTROL
SW
AUTO
SERVO
ADJUST
PROCESSEROR
GENERAL
D/A
ERROR
AUDIO
CORRECT
OUT
FSX
27
28
29
30
31
32
33
34
35
36
37
38
39
40
C30
0.1
C31
100/10
+B
+B
R16
10K
+B
R22
470
D22
DS1SS133
2
3
1V
0V
Q2
1
0V
KRC102M
+B
8
9
Figure 19 SCHEMATIC DIAGRAM (2/9)
R71
1K
DRF
R72
1K
RES
R73
1K
WRQ
INT
R74
1K
R75
1K
DO
R76
1K
DI
R77
1K
CL
R78
1K
CE
+B
L62
2.2µH
C44
0.1
C45
100/10
SBCK
64
SUBCODE
63
PW
DECODE
CRC
62
SBSY
12
61
SFSY
60
16M
11
DATA
59
10
DATACK
58
57
LRSY
XL1
16.9344MHz
ASDFIN
56
ASDACK
55
ASLRCK
54
XVSS
53
R20
52
XOUT
220
XIN
51
+B
XVDD
C34
50
0.022
+B
RVDD
49
RCHO
48
R82
RVSS
47
2.2K
LVSS
46
LCHO
45
R81
LVDD
C39
44
2.2K
+B
10/16
43
MUTER
C56
42
MUTEL
330/6.3
41
EMPH
C83
0.022
TEST
+B
+B
9
CONSTANT VOLTAGE
5V
3.3V
+B
L61
0.82µH
Q1
4V
KTC3203 Y
+B
ZD61
DZ3.9BSB
+B
10
– 19 –
CD-BP1200W/1250W
R-CH
1
AGND
2
P22 1-B
L-CH
CNS601
3
DGND
FROM MAIN PWB
4
+5V
5
+B
CNP11
+B
INT
1
CDINT
WRQ
2
WRQ
DRF
DRF
3
CE
4
CE
DO
P21 11-B
5
DO
CNS702
DI
6
DI
FROM DISPLAY PWB
CL
7
CLK
RES
8
CD RES
9
CLAMP SW
10
GND
CNP12
CNS4
BI4
SW1
O/C
OPEN/
1
1
1
CLOSE
2
2
2
SW2
GND(D)
CLAMP
3
3
3
DISC_NO
SW3
4
4
4
DISC
M+
NUMBER
+
5
5
5
M3
M
M-
T/T
6
6
6
-
UP/DOWN
LOADING
CNP4
T/T UP/DOWN
MOTOR PWB-E
11
12

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