Sharp CD-C430H - Block Diagrams

CD-C430H,CP-C430H
– 13 –
Figure 13 BLOCK DIAGRAM (1/3)
1
2
3
4
5
98
6
7
20
12
13
24 25 30
31
3222
34
35 36
10 11
27 26
28 29
PU-IN SW
XL1
XIN
LD0
FIN2
JP–
CV+
SLC
SL1
FIN1 E F
TO
FD
SPO
SP
SLD
SL–
SL+
DRF
CL
DAT
CE
VCC1 VCC2
6
+5V
PICKUP IN
SW4
FOCUS COIL
TRACKING COIL
M1
SPINDLE
MOTOR
M
M
M2
SLED
MOTOR
PICKUP UNIT
9
IC2
LC78623D
SERVO/SIGNAL
CONTROL
+B5
IC5
M56748FP
DRIVER
IC1
LA9241M
SERVO AMP.
6
1
9
5
+B5
+12V(+B3)
( TO IC401 )
RES. CQCK. COIN SQOUT. RWC. WRQ
~
~
~
CL, DAT, SELIAL CONTROL/CE
Q93
Q91
SL+. SL–. DRF
7
3
9
8
7
6
5
4
3
2
1
GND (D) MECHA UP GND (D) DISK NO. OPEN/CLOSE GND (D) M– M+ GND (M)
9
8
7
6
5
4
3
2
1
CNP10
M
+5V
62
64
56 45 3623 43
37
38 39
40 24 25
10 10
265853
10 12 20
32 40 43 44
5352515431302923271615
4144
Q1
+5V
Q81 +5V (+B5)
VOLTAGE
REGULATOR
VOLTAGE REGULATOR
VOLTAGE
REGULATOR
SWITCHING
FROM POWER AMP. SECTION
TO MAIN SECTION
IC91
TA7291
MOTOR
CONTROL
XOUT
EFMO EFMIN CLV+ JP–
CONT2 CONT1
RCHO
RVSS
LVSS
LCHO
VVDD
VDD
LVDD
RVDD
XVDD
SW1 OPEN/CLOSE
SW2 MECHA UP SW3 DISC NUMBER
M3 LOADING
SOLM1
TO DISPLAY SECTION
CNS10
+B5
FROM POWER AMP. SECTION