Sharp CD-BP1200W, Service Manual

Page: 19 / 60

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CD-BP1200W/1250W
Figure 19 SCHEMATIC DIAGRAM (2/9)
7
8 9 10 11 12
• The numbers 1 to 13 are waveform numbers shown in page 34.
CD SIGNAL
RES
WRQ
CE
DO
CL
DI
DRF
INT
+B
XVDD
RVSS
RCHO
RVDD
XIN
51
50
49
48
47
63
62
61
60
59
58
57
56
55
54
53
52
XOUT
XVSS
ASLRCK
ASDACK
ASDFIN
LRSY
DATACK
DATA
16M
SFSY
SBSY
PW
64
SBCK
CE CL DI DO INT
WRQ
SERIAL
OUT
EXTERNAL AUDIO IN
DIGITAL FILTER
1BIT DAC
LPF
INTERPOLATION MUTE ATTENUATION DEEMPHASIS
CLOCK
GENERATOR
SUBCODE
DECODE
CRC
COMMAND
INTERFACE
AGND
R-CH
EMPH
MUTEL
MUTER
LVDD
LCHO
LVSS
+5V
DGND
1
2
3
4
5
+B
+B
CNS601
P22 1-B
FROM MAIN PWB
INT
DRF
WRQ
CE
DO
DI
CL
RES
DRF
GND
CD RES
DI
CLK
DO
CE
WRQ
CDINT
CLAMP SW
10
9
7
1
2
3
4
5
6
8
+B
+B
+B
P21 11-B
CNS702
FROM DISPLAY PWB
DISC_NO
O/C
GND(D)
M-
M+
T/T UP/DOWN
MOTOR PWB-E
TEST
DOUT
VDD C2F PCK
40 39 38 37 36 35 34 33 32 31 30 29 28 27
EFLG
41 FSX
CONT5 CONT4 CONT3 CONT2 CONT1 LASER
+B
+B
+B
1
3 2
NG M-
NG M+
PDO
SPN)
+B
+B
JITTC
JITTV
EFMIN
EFBL
FDO
TDO
TBLO
BHREF
PHREF
ADAVSS
ADAVDD
VREF
TE
FE
PH(RFENV)
BH
TDO
SLDO SPDO
FDO
SPDO
FG(D_Vref)
SLDO
AUDIO
OUT
ERROR
CORRECT
GENERAL
SW
SERVO
PROCESSEROR
AUTO
ADJUST
S/H
JITER
DEFECT
CONTROL
A/D SW
D/A
+B
+B
5
4
3
2
1
PCKIST
VVDD
VVSS
PD02
PD01
73 80 79 78 77 76 75 74
FRAME SYNC
DEFECT,PROTECT
EFM DECODE
CLV
CONTROL
GENERAL
SLICE
LEVEL
CONTROL
PLL
VCEC
SLCO
SLCIST
HFL
FR
VDD5V
CONT7 CONT6 VSS V/vP FSEQ
DEFECT
EFMO
RES
DEF
O/C
DISC_NO
+B
72 71 70 69 68 67 66 65
11
10
9
8
7
6
24
23
22
21
20
19
18
17
16
15
14
13
12
-
+
+B
+
-
1
2
3
4
5
6 6
5
4
3
2
1
5
4
3
2
1
M
6
L-CH
+B
+B
46
45
44
43
42
+B
26 25
+B
4V
5V 3.3V
0V
1V 0V
C19
100/10
R8
330
R10
27K
C26
0.047
C22
100P
R80
1M
R79
1.5M
C24
2.2/50
C21
0.1
C23
0.047
R12
680
R14
1.2K
R11
12K
R13
680
C81
0.022
C27
0.1
C17
0047
R15
10K
C20
0.1
C42
68P
C25
0.1
C41
100/10
C28
47/10
C82
0.022
R44
1K
C29
0.1
D93
DS1SS133
R43
220K
R35
1K
R38
270
R39
470
R16
10K
R17 1K R46 1K R45 1.2K R40 1.2K
C31
100/10
C30
0.1
L61
0.82
µ
H
C64
0.47/6.3
ZD61
DZ3.9BSB
R19
47
C39
10/16
R58
220
Q1
KTC3203 Y
CONSTANT VOLTAGE
C56
330/6.3
C83
0.022
R84
10K C40
0.0015
C43
0.0015
R83 10K
C34
0.022
R82
2.2K
R81
2.2K
C38
10/16
R20
220
XL1
16.9344MHz
C45
100/10
C44
0.1
C80
0.1
R73 1K
R71 1K
C72 0.01 R72 1K
C71 100P
C73 100P
C75 100P
C76 100P
C77 100P
C78 100P
R75 1K
R76 1K
R77 1K
R78 1K
C74 100P R74 1K
L62
2.2
µ
H
R94
10K
R95
10K
R67 1K R68 1K
IC2
LC78641E
SERVO/SIGNAL
CONTROL
CNP11
CNP12
CNP4
SW3
DISC
NUMBER
SW2
CLAMP
SW1
OPEN/
CLOSE
D21
DS1SS133
R21
470
R22
470
Q2
KRC102M
D22
DS1SS133
C47
100/16
BI4 CNS4
M3
T/T
UP/DOWN
LOADING
1
6
9
13
2
10
11
12
3
7
8