Sharp GX-CH170X - Block Diagram

GX-CH170X/CH170Z
Figure 17 BLOCK DIAGRAM (1/3)
– 17 –
1
2
3
4
5
6
7
8 9
10
11
12
1
2
3
4
5
6
37
33
32
11
4
2
43
22
6
4544
44
43
40
9
10
12
13
14
15
16
17
18 19
20
1
53
38
39
51
62 64
6158
63
32
64 62
1
2
3
4
30
49
54
15 16
27
28 29
3
10
19
23 25
22
5
6
7
8
13
28
11
12
1
2
17
18
26
27
8
46
31
+5V
FOCUS COIL
TRACKING COIL
PICKUP UNIT
MOTOR
SPIN
SQOUT
PUIN RES COIN CQCK
RWC
SL+
SL– DRF WRQ
CNS852
GND(A) R-CH L-CH +7.4V GND(D)
CNS851
GND(P)
TO MAIN SECTION
+7.4V
(CD)
LCHO
XVDD
VVDD
VDD
XIN
XOUT
~
EFMO EFMIN CLV+ CLV– V/P HFL TES TOFF TGL JP+ JP–
~
IC802
LC78622E
SERVO/SIGNAL
CONTROL
SLI
SLC
CV+
JP–
Q805
+5V
FIN1 E F
LDO
VCC1
FIN2
~
FD
SPO
SLEO
SLD
/THLD
DEF
SL+
SL–
DRF
TO
CL, DAT, SELIAL CONTROL
+7.4V
Q804+5V
M
M701
SW702
PICKUP IN
DRIVER
LASER
M
M702
SLIDE
MOTOR
IC801
LA9240M
SERVO AMP.
CD-GND
DEF1,4MCLK,
RES,CQCK,
COIN,SQOUT,
RWC,WRQ
16.93MHz
XL801
FOCUS/TRACKING
/SPIN/SLIDE
DRIVER
IC804
BA5920FP
CD 5V
TO
MICROCOMPUTER