Sharp CD-BK1600V Service Manual page 23

Video cd mini system
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R94
IC2
10K
SERVO/SIGNAL
R95
CONTROL
10K
+B
7
8
EFMO
NC
NC
NC
C23
R12
0.047
680
PD01
1
R13
R79
680
1.5M C24
PD02
2
2.2/50
VVSS
3
C81
C21
PLL
DEFECT,PROTECT
0.022
0.1
VCEC
4
R11
PCKIST
12K
VVDD
5
R80
FR
CONTROL
6
1M
R14
HFL
7
1.2K
SLCIST
R15
8
10K
SLICE
SLCO
8
9
LEVEL
0
EFMIN
CONTROL
10
JITTV
C27
NC
11
JITER
0.1
JITTC
DEFECT
42
C26
SW
12
CONTROL
P
0.047
BH
13
PH(RFENV)
14
FE
15
TE
16
VREF
17
ADAVDD
18
C29
+
0.022
ADAVSS
19
PHREF
C28
C41
NC
20
47/10
100/6.3
BHREF
21
NC
R44
TBLO
S/H
22
1K
23
24
1
2
R39
470
6
R38
270
B
M+
M–
R21
R22
470
470
7
D22
D21
6.3
KDS193
KDS193
2
Q2
KRC102 M
+B
• The numbers
1
to
13
are waveform numbers shown in page 40.
7
All manuals and user guides at all-guides.com
3
C71 100P
R71 1K
C72 0.01
R72 1K
C73 100P
R73 1K
C74 100P
R74 1K
C75 100P
R75 1K
C76 100P
R76 1K
C77 100P
R77 1K
C78 100P
R78 1K
C80
0.1
NC
VDD5V
COMMAND
GENERAL
INTERFACE
IC2
SUBCODE
FRAME SYNC
LC78636E
DECODE
CRC
EFM DECODE
CLV
SERVO
PROCESSEROR
GENERAL
ERROR
AUDIO
CORRECT
OUT
FSX
TEST
C30
9
0.022
C31
100/6.3
R16
10K
+B
3
1
8
9
Figure 23 SCHEMATIC DIAGRAM (4/12)
DRF
RES
WRQ
Q4
KTA1266GR
INT
DO
DI
CL
CE
L62
2.2µH
+B
C44
10
0.022
C45
SBCK
100/6.3
64
PW
11
63
12
SBSY
62
SFSY
61
R85 100
16M
60
DATA
R86 1K
59
DATACK
R92 1K
58
LRSY
R93 1K
57
ASDFIN
R89 1K
AUDO
56
ASDACK
R90 1K
AUBCK
55
ASLRCK
AULRCK
R91 1K
54
XVSS
XL1
+B
53
16.9344MHz
R20
52
XOUT
220
XIN
51
XVDD
C34
50
0.022
RVDD
49
C40
RCHO
0.0015
48
RVSS
R82
47
2.2K
LVSS
R81
46
LCHO
2.2K
45
LVDD
C43
+B
44
0.0015
MUTER
NC
43
C83
MUTEL
C56
42
NC
0.022
330/6.3
EMPH
41
R96
1K
Q1
KTC3265 Y
R97
3.9K
+B
L61
0.82µH
INT
WRQ
DRF
CE
DO
DI
CL
RES
O/C
GND(D)
DISC_NO
M+
M–
CNP4
10
– 23 –
CD-BK1600V/1800V/190V
AUCLK
1
DATAD
2
BCLK
3
LRCK
TO
4
MPEG
SECTION
5
P20 1-F,
6
P20 1-C
7
+5V
8
CNP11
R-CH
1
P26 1-B
AGND
2
CNS402
L-CH
3
DGND
FROM MAIN PWB
4
+5V
5
AUEMP
9
3.3V
10
AV_GND
11
TO
D_GND
MPEG
12
MDO
SECTION
13
P20 1-F,
MDI
14
P20 1-C
MCLK
15
CDINT
1
WRQ
2
3
DRF
4
CE
P25 12-B
5
DO
6
DI
CNS701
CLK
7
CD RES
8
DISPLAY PWB
CLAMP SW
9
10
GND
11
SBUSY
12
MBUSY
CNP12
MBUSY
TO
16
MPEG
SBUSY
17
SECTION
C2PO
18
P20 1-C,
RES
19
P20 1-F
SW1
1
1
1
OPEN/CLOSE
2
2
2
SW2
3
CLAMP
3
3
SW3
4
4
4
DISC NUMBER
+
5
5
5
M
M3
6
6
6
T/T
UP/DOWN
CNS4
BI4
LOADING
CD LOADING
MOTOR PWB-F
11
12
FROM

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