Sharp CD-K7000V Service Manual page 25

IC2
SERVO DSP
CONTROL
8 7
C23
R12
0.047
680
PDO1
1
5
R79
R13
1.5M
680
C24
PDO2
2
2.2/50
VVSS
3
C21
C81
0.1
0.022
4
C22 R11 PCKIST
100P 12K VVDD
5
R10 R80 FR
R14
6
27K 1M
1.2K
HFL
7
C20
SLCIST
R15
8
0.1 10K
SLICE
SLCO
R8
9
LEVEL
330
EFMIN
CONTROL
10
JITTV
C17 C27
11
0.0047 0.1
C42
JITTC
C26
68P
12
0.047
(CH)
BH
13
PH(RFENV)
14
FE
15
TE
16
C28 VREF
17
47/10
ADAVDD
18
C82
0.022
ADAVSS
19
C41
C29 PHREF
20
100/6.3
0.022
BHREF
21
R44 TBLO
22
1K
23
1 24
2
R37
15K
6
R38
270
LD_M+
LD_M–
VCC4 +B
LOADING M+
LOADING M– R21
C47
D21
100/6.3
KDS193
GND
VCC3
+B
SP–
SP+
SPO
SPDO
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
C77 100P
R68
10K
1K
C78 100P
+B
C80 0.1
EFMO
VDD5V
80 79 78 77 76 75 74 73 72 71
GENERAL
IC2
FRAME SYNC
LC78636E
PLL
DEFECT,PROTECT
VCEC
EFM DECODE
CLV
CONTROL
JITER
DEFECT
SW
CONTROL
SERVO
PROCESSEROR
+
–
GENERAL
S/H
ERROR
AUDIO
CORRECT
25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40
R39
470
C31
100/6.3
+B
+B
R16
10K
+B
R22
470
470
D22
KDS193
2
3
Q2
KRC102 S
1
are waveform numbers shown in page 44.
8
Figure 25 SCHEMATIC DIAGRAM (5/13)
3
R71 1K
DRF
R72 1K
RES
R73 1K
WRQ Q4
R74 1K INT KTA1504 GR
R75 1K
R76 1K
DI
R77 1K
CL
R78 1K
CE
L62
2.2µH
70 69 68 67 66 65
COMMAND
INTERFACE
C45
SBCK
100/6.3
64
11
SUBCODE
63 PW
12
DECODE
62 SBSY
CRC
SFSY
61
16M
60
DATA
59
DATACK
58
LRSY
57
ASDFIN
R89 1K
56
ASDACK
R90 1K
55
ASLRCK
R91 1K
54
XL1
XVSS
53
16.9344MHz
R20
52
XOUT 220
XIN
51
XVDD +B
C38
50
10/16
RVDD
R82
49
2.2K
RCHO
48
RVSS C40
47
0.0015
LVSS
C43
46
LCHO 0.0015
45
LVDD R81
C39
44
2.2K
10/16
43
MUTER
OUT
C56
42
MUTEL
330/6.3
FSX
41
EMPH
R96
1K
TEST
R19
+B 47 +B
C30
9
0.022 Q1
KTC3265 Y
CONSTANT
VOLTAGE
+B
3.3V
L61
0.82µH
4V
+B
9 10
– 25 –
CD-K7000V,CP-C7000
DO
+B
C44
10
0.022
AUCLK
R85 100
R86 1K DATAD
BCLK
R92 1K
LRCK
R93 1K
AUDO
AUBCK
AULRCK
+B
+5V
C34
0.022
R84 CNP11
10K
R-CH
AGND
L-CH
DGND
R83
+B +5V
10K
C83
0.022
AUEMP
3.3V
AV_GND
D_GND
MDO
MDI
R97
MCLK
+B 3.9K
5V
+B
INT
WRQ
DRF
CE
DO
DI
+B
CL
RES
MBUSY
SBUSY
C2PO
RES
O/C
1 1 1
2 2
2
GND(D)
3 3 3
DISC_NO
4 4
4
M+
5 5
5
M–
6 6
6
BI4
CNS4
CNP4
11
1
2
3
4
5
6
7
8
1
P27 12 - C
2
CNS11
3
4
TO MAIN PWB
5
9
10
11
12
13
14
15
CDINT
1
WRQ
2
DRF
3
4 CE
P31 10 - A
5 DO
6 DI
CNS703
CLK
7
TO DISPLAY PWB
CD RES
8
CLAMP SW
9
10 GND
11
SBUSY
12
MBUSY
CNP12
16
17 P22 1 - C, 1 - F
TO MPEG SECTION
18
19
SW1
OPEN/CLOSE
SW2
CLAMP
SW3
DISC NUMBER
+
M
M3
T/T
–
UP/DOWN
LOADING
CD LOADING
MOTOR PWB-H
12