– 17 –
CD-BK100W/CD-BP90W
Figure 17 BLOCK DIAGRAM (1/3)
+B4
CNS4
BI4
CNP4
M3
T/T UP/DOWN
LOADING
+3.3V
TO DISPLAY SECTION
TO MAIN SECTION
CONSTANT
VOLTAGE
Q1
LASER
DRIVER
+3.3V
+3.3V
Q3
+B4
PICKUP UNIT
IC2
LC78641E
SERVO/SIGNAL
CONTROL
VVDD
M
SW3
DISC
NUMBER
SW2
CLAMP
SW1
OPEN/
CLOSE
CNP12
CNP11
TRACKING COIL
FOCUS COIL
SW4
PICKUP
IN
M2
SLED
MOTOR
M1
SPINDLE
MOTOR
M
M
R-CH
Q2
VDD
RVDD
LVDD
ADAVDD
XL1
16.943 MHz
CLAMP SW
GND
RES
CLK
DI
DO
CE
DRF
WRQ
INT
CD+B(+B4)
DGND
L-CH
AGND
VCC3
VCC2
VCC4
VCC1
IC3
M63001FP
FOCUS/TRACKING/
SPIN/SLED
DRIVER
XIN
XOUT
RES
WRQ
DO
DI
CLK
CE
PH
FE
TE
HFL
TDO
FDO
SPDO
SLDO
CONT5
CONT2
CONT3
CONT4
RCHO
RVSS
LVSS
LCHO
45
23
40
18
24
14
8
21
22
29
35
44
36
VDD5V
73
49
5
14
15
16
7
15
1
2
17 25
42
41
38
39
4
7
6
5
16
28
26 27
3
1
6
4
5
2
3
1
6
4
5
2
3
1
6
4
5
2
5
4
30
65
66
67
74
64
56
55
54
53
40
19
3
13
33
26
25
24
3
2
7
1
6
8
9
10
1
5
4
3
2
48
46 47
32
31
68
INT
69
70
71
DEF
72
52
51
18
+
-
22 RFEV
21 FE-
20 FE
19 TE-
18 TE
17
30
23 11 9
1
2
3
4
HFL
+3.3V
+3.3V
FIN1
FIN2
TIN1
TIN2
7
LDS
8
LDD
IC1
LA9235M
SERVO AMP.
Summary of Contents for CD-BK100W
Page 54: ...CD BK100W CD BP90W 54 M E M O ...