Block Diagram - Sharp CD-BK260V Service Manual

17
21
23
25
30
32
M3
-
T/T UP DOWN
6 6 6
LOADING
M
5 5 5
+
SW3
4 4 4
DISC No.
3 3 3
SW2
CLAMP
2 2 2
SW1
POEN/CLOSE 1 1 1
CNP4
+
M1
6 6 6
SPINDLE M
A
5 5 5
-
+
M2 4 4 4
M
SLED
B
3 3 3
-
2 2 2
SW4
PICKUP IN
1 1 1
CNP3
+10 V 1
2
+5 V
3
CD-GND
4
L-CH
5
A_GND
6
R-CH
CNP11
CNP12
9
GND
CLAMP SW 8
7
CD RES
6
CLK
5
DI
4
DO
3
CE
2
DRF
1
WRG
All manuals and user guides at all-guides.com
XL1
27MHz
89 79 74 71 37 33 23 90 78 73 66 60 59
80
86
92
98
8
VCD COMPANION
81
85
93
99
6 1 25 26 31 41 43 51 56 57 62
24
OE_
100 80
CE_ 22
55
15
13
62
12
64
LOE#
2
65
LROMCE#
1
66
LSC1#
68
79
82
~
56 55 54 35 57 59 33 26
Q2
40
30
CONT2
31
CONT3
32
CONT4
Q9
IC2
41 RCHO
LC78636E
Q10
47
RVSS
SERVO/SIGNAL
46
LVSS
CONTROL
53
LCHO
76
CONT7
75
CONT6
65 66 67 68 69 70 71 72 52
16.934MHz
Figure 19 BLOCK DIAGRAM (1/3)
CD-BK260V/CD-BK2700V/CD-BK280V
64
53
32
16
5
ICM3
100
ES3889F
91
77
75
72
63
47 ~ ~
50 30 45 44 43 41 32
12
4
28
ICM2
ES3880F
VCD PROCESSOR
13
81
51
31
1
~ 88 ~ 93 94 95
87 91
ICM3
17,19,21,22 PIN
35 ~ 29
39
CAM. M+
38
CAM. M-
42
CAM. M+
41
CAM. M-
25
SPDO
17
SLDO
2
FD
1
TO
18 40 24 23 28
25 24 23
-5 V
19
3
16
TE
15
FE
14
RFEV 22
RFEV
7
HFL 21
FE-
20
FE
50
XVDD
19
TE-
49
RVDD
18
TE
44
LVDD
17
HFL
36
VDD
18
ADAVDD
VVDD 5
VDD 73
30
+5 V
51
Q4
XL2
CONSTANT
+3.3 V
VOLTAGE
– 19 –
JK702
VIDEO OUT
QM1
19 22
16 26
10 31
6 34
5 36
2 39
21
20
35
1
40
22 21 14 ~ 8
27
SP-
B
26
SP+
16
SL+
A
15
SL-
7
TR-
6
TR+
5
FO-
4
FO+
+3.3 V
TRACKING COIL
LASER
Q3
DRIVER
FOCUS COIL
8
LDD
7
PD
4
TIN2
3
TIN1
2
FIN2
FIN1 1
23 11 9
+5 V
PICKUP UNIT