Block Diagram - Sharp CD-BK1600V Service Manual

CD-BK1600V/1800V/190V
2127 3545
20
6
1
JK671
VIDO OUT CNPV3
6
M3
T/T
UP/DOWN
BI4 CNS4 CNP4
MOTOR
-
6 6 6
SW3 M
DISC
5 5 5
NUMBER
4 4 4
SW2
CLAMP
3 3 3
2 2 2
1 1 1
SW1
OPEN/
CLOSE
CNP12
12
MBUSY
11
SBUSY
GND 10
CLAMP SW 9
CD RES
8
CLK
7
DI 6
DO 5
CE 4
DRF
3
WRQ 2
CDINT 1
CNP11
5
+5V(+B3)
4
DGND
L-CH
3
AGND 2
1
R-CH
XV2
27MHz
14 13 10
MD8
73
DQ15 39
MD11
70
36
DQ12
68 MD12
34
DQ11
MD15
65
31
DQ8 ICV2
62 MD0
A8 26
D61012GC
58 MD4
A4 22
56
MD5
MPEG DECODER
A3 19
MD7
54
16 53
A0 MCAS
RAS 14 52 MWE
WE
13 49 MRAS
10 48
MA0
DQ7
DQ4 7 45
MA3
DQ3 5 42
MA4
DQ0 2 MA8
38
38 35 32 33 9597 98 99
1
56 55 54 35 57
40
30 CONT2
CONT3
31
32 CONT4
RCHO
48
RFEV
RVSS
47
LC78641E
46 LVSS SERVO/SIGNAL
CONTROL
45 LCHO
53
76 CONT7
75 CONT6
65 66 67 68 69 70 71 72
Figure 16 BLOCK DIAGRAM (1/4)
7 5 2
57
HD0
92
64
HD7
84
83
76
75
63
51
44
36
25
23
17
15
1
QV2
+B3
26 25 24
59 33 23
19
TE
16
FE 15
RFEV 14
7
HFL
IC2
3
XVDD 50
49
RVDD
44
LVDD
+3.3V
36
VDD
ADAVDD
18
VVDD
5
+5V
73
52 51
XL1
16.9344MHz
– 16 –
XV1
4.19MHz
40 41
50
45
42
33
ICV1
25
MPEG CONTROLLER
17
IX0352AW
16
14
9
7
15 44 18 19 20 22
QV3
35 29 22 21 14 8
27
39
26
38
16
IC3
42 M63001FP
15
FOCUS/TRACKING/
41
SPIN/SLED DRIVER
7
25
6
17
5
2
4
1
18 40 24 23 28
+3.3V
LASER
Q3
DRIVER
22
FE-
21
FE
20
LDD
TE-
19
PD
IC1
18 TE
LA9235M
17 HFL
TIN2
SERVO AMP.
TIN1
FIN2
FIN1
30 23 11 9
Q1
CONSTANT
+3.3V
VOLTAGR
SW4
PICKUP IN
M M
M2
M1
SLED
SPINDLE
MOTOR
MOTOR
TRACKING COIL
FOCUS COIL
8
7
4
3
2
1
+5V
PICKUP UNIT