Sharp CD-K7000W Service Manual page 23

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
20 SLCIST
8
.1
R15
SLCO SLICE
9
R8
LEVEL
330 CONTROL
10K
EFMIN
10
C17
C27
JITTV 11
0.0047
C42 0.1
JITTC
68P
12
(CH)
BH
13
PH(RFENV)
14
FE
SW
15
TE
16
VREF
17
ADAVDD
18
C29
C82 +
C28
0.022
0.022 47/6.3
-
ADAVSS
19
C41
PHREF
100/6.3
20
2
BHREF 21
TBLO
22 S/H
TDO
23
R44
FDO
24
1K
25
R35
1
1K
13
R38
270
6
_M+
_M-
+B
C4
ADING M+
ADING M-
R21
470
C47 D21
100/6.3 1SS133
D
C3
+
O SPDO
C2(SPN)
+B
• The numbers 1 to 13 are waveform numbers shown in page 41.
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
C80
0.022
EFMO
VDD5V
80 79 78 77 76 75 74 73 72 71 70 69 68 67 66 65
GENERAL
IC2
LC78641E
SERVO/SIGNAL
CONTROL
FRAME SYNC
DEFECT,PROTECT
EFM DECODE
CLV
CONTROL
JITER
DEFECT
CONTROL
SW
AUTO
SERVO
ADJUST
PROCESSEROR
A/D
GENERAL
D/A
ERROR AUDIO
CORRECT OUT
FSX
26 27 28 30 31 32 33 34 35 36 37 38
29
R39
470
C30
0.022
C31
100/6.3
+B
+B
R16
10K
+B
R22
470
D22
1SS133
2 3
Q2
1
KRC102M
+B
8 9
Figure 23 SCHEMATIC DIAGRAM (3/11)
CD-K7000W/C7000W,CP-C7000
R71 1K
R72 1K
R73 1K
R74 1K
R75 1K
R76 1K
R77 1K
R78 1K
L62
2.2mH
C44
0.022
COMMAND
INTERFACE
C45
100/6.3
SBCK
64
SUBCODE 63 PW
DECODE
CRC
SBSY
62
12
61 SFSY
16M
60 11
DATA
59
10
58 DATACK
57 LRSY
XL1
16.9344MHz
ASDFIN
56
ASDACK
55
ASLRCK
54
C35
XVSS
53
8P
52
XOUT
R20
220 C36
10P
XIN
51
+B
XVDD
50
+B C34
RVDD
49
0.022 C40
0.0015
RCHO
48
R82
RVSS
47 2.2K
LVSS
R81
46
2.2K
LCHO
45
C43
LVDD C39
0.0015
44
10/16 +B
43 MUTER
C56
42 MUTEL
330/6.3
41 EMPH
39 40
TEST
+B +B
R87
9
120
CONSTANT VOLTAGE
L61
0.82µH
Q1
KTC3203Y
+B
ZD61
DZ3.9BSB
10
– 23 –
DRF
RES
WRQ
INT
DO
DI
CL
CE
+B
R-CH
1
AGND
2
P25 12 - C
L-CH
CNS11
3
DGND
TO MAIN PWB
4
+5V
5
+B
CNP11
C83
0.022
1
P21 1 - C
CNS99
2
TO DIGITAL
3
OUTPUT PWB
CNP5
+B
+B
INT
1 CDINT
WRQ
2 WRQ
DRF
3 DRF
CE
4 CE
DO P27 10 - A
5 DO
+B
CNS703
DI
6 DI
TO 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
4 4 4
M+ NUMBER
+
5 5 5
M
M-
6
6 6
- UP/DOWN
LOADING
CNP4
CD LOADING
MOTOR PWB-H
11 12
SW3
DISC
M3
T/T