Sharp CD-BP2000W Service Manual page 23

8
7
C23
R12
0.047
680
PD01
1
R79
R13
1.5M
680
PD02
C24
2
2.2/50
VVSS
3
C21 C81
C25
0.1 0.022
0.1
C22
4
100P PCKIST
R11
12K
VVDD
5
R14
FR
R10 R80
6
27K 1M
1.2K
HFL
7
C20 SLCIST
8
0.1
R15
SLCO
R8 9
330
10K
EFMIN
10
C17
C27
JITTV 11
0.0047
C42 0.1
JITTC
68P
12
BH
13
PH(RFENV)
14
FE
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
TDO
23
R44
FDO
24
1K
R35
1
1K
13
6
LD_M+
LD_M-
+B
VCC4
LOADING M+
LOADING M-
C47
100/16 DS1SS133
GND
VCC3
SP-
SP+
SPDO
SPO
VCC2(SPN)
+B
• The numbers 1 to 13
7
C71 100P
C72 0.01
C73 100P
R94
C74 100P
10K
C75 100P
C76 100P
R95
10K
C77 100P
C78 100P
+B
+B
C80
0.1
EFMO
VDD5V
80 79 78 77 76 75 74 73 72 71 70 69 68 67 66 65
GENERAL
LC78641E
SERVO/SIGNAL
PLL
VCEC
CONTROL
FRAME SYNC
DEFECT,PROTECT
EFM DECODE
CLV
CONTROL
SLICE
LEVEL
CONTROL
JITER
DEFECT
CONTROL
SW
AUTO
SERVO
ADJUST
PROCESSEROR
SW A/D
+
-
GENERAL
S/H
D/A
ERROR
CORRECT
30 31 32 33 34 35
25 26 27 28 29
R39
R38 470
270
+B
+B
R16
10K
+B
R21 R22
470
470
D21 D22
DS1SS133
2 3
Q2
1
KRC102M
+B
are waveform numbers shown in page 17.
8
Figure 23 SCHEMATIC DIAGRAM (2/11)
CD-BP2000W/210W/2000A/BK2000W/210W
3
R71 1K
R72 1K
R73 1K
R74 1K
R75 1K
R76 1K
R77 1K
R78 1K
L62
2.2µH
COMMAND
INTERFACE
SBCK
IC2
64
SUBCODE 63 PW
DECODE
CRC
62 SBSY
61 SFSY
60 16M
59 DATA
58 DATACK
57 LRSY
ASDFIN
56
ASDACK
55
ASLRCK
54
XVSS
53
R20
52
XOUT 220
XIN
51
+B
XVDD
50
+B
RVDD
49
RCHO
48
RVSS
47
LVSS
46
LCHO
45
LVDD C39
44
10/16 +B
43 MUTER
AUDIO
OUT
42 MUTEL
FSX 41 EMPH
36 37 39 40
38 TEST
+B
C30
0.1
9
C31
100/10
L61
0.82µH
2SC3203 Y
+B
ZD61
DZ3.9BSB
9 10
– 23 –
DRF
RES
WRQ
INT
DO
DI
CL
CE
+B
C44
0.1
C45
100/10
12
11
10
XL1
16.9344MHz
C34
0.022
R-CH
R82
AGND
2.2K
L-CH
DGND
R81
+5V
2.2K
+B
CNP11
C56
330/6.3
C83
0.022
+B
CONSTANT
VOLTAGE
+B
+B
Q1
INT
WRQ
DRF
CE
DO
+B
DI
CL
RES
CNP12
CNS4
O/C
1
2
GND(D)
3
DISC_NO
4
M+
5
M-
6
CNP4
11
1
2
P26 1 - A
CNS601
3
TO MAIN PWB
4
5
1
CDINT
2 WRQ
3 DRF
4 CE
P25 10 - A
5
DO
CNS703
6 DI
TO DISPLAY PWB
7 CLK
8 CD RES
9 CLAMP SW
10
GND
BI4
SW1
OPEN/
1 1
CLOSE
2 2
SW2
CLAMP
3 3
SW3
4 4
DISC
NUMBER
+
5 5
M3
M
T/T
6 6
- UP/DOWN
LOADING
CD LOADING
MOTOR PWB-F
12