Sharp GX-CH170X - Page 23

GX-CH170X/CH170Z
Figure 23 SCHEMATIC DIAGRAM (2/7)
78 9101112
NOTES ON SCHEMATIC DIAGRAM can be found on page 16.
– 23 –
0V
0V
0V
0V
2.2V
5V
1V
0V
2.5V
2.5V
0V
0V
0V
5V
R801
1K
R880
100
C844
330/10
C889
D803
RL104
10/50
ZD801
MTZJ5.6B
R877
220
R878
100
Q804
Z ONLY
2SD468 C
C846
330/10
C802
47/10
C801
0.01
C842
0.047
R857
27K
R858
680
C843
100/10
C873
0.01
L801
0.82µH
C847
0.01
R860
1K
C841
0.047
R856
1.2K
XL801
16.93MHz
R874
100
R873
100
R875
10K
R876
10K
C867
10/16
C868
10/16
C870
0.0022
C869
0.0022
SW4
PICKUP IN
M
M702
M
M701
1
CNP803
1
BI803
2
3
4
5
6
1
CNS803
2
3
4
5
6
2
3
4
5
6
+B
+B
+B
+B
+B +B
11
CNS801
1
BI801
2
3
4
5
6
7
8
2
3
4
5
6
7
8
2
3
4
5
6
7
8
1
2
3
4
5
2
3
4
5
2
3
4
5
1
CNS802
1
BI802
+B+B
+B
+B
+B
C887
0.022
32
3130
2928
27
26252423
22
21
20
19
18
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
64 63 62
61
60
59
58 57
56
55
54 35
52
51
50
49
48
47
46
45
44
43
42
41
40
39
38
37
36
35
34
33
+B
E
B
A
K
F
FO+
SERVO 7.4V
F+
F–
–
+
+
–
SP+
SP–
SL+
SL–
PU-IN
FO–
FO+
TR–
TR+
MON
LD
K
E
F
C
K
E
A
B
F
A
B
TR–
FO+
TR+
FO–
LD
VR
PD
GND
MOTOR
SPIN
SLIDE
MOTOR
PWB-E
CD MOTOR
TR+
TR–
FO–
FO+
FO–
TR–
TR+
GND
FO+
FO–
TR+
TR–
VR
PD
LD
E
K
F
B
A
1M
2200P
1M
2200P
1/16
LT0H30M1
ACTUATOR
PICKUP UNIT
DIGITAL GND
AUDIO GND
L-CH
R-CH
2K x 8 BIT
RAM
ERROR
CORRECT
FLAG CONTROL
VCO CLOCK
OSC
CONTROL
SYNC-DETECT
EFM DEMODULATE
X-TAL
GENERATOR
SUB-CODE
µ-COM
INTERFACE
XVDD
RVDD
XIN
XVSS
MUTEL
WRQ
EFLG
LVDD
SBCK
ISET
VVDD
TEST2
VVSS
PDO
TA1
VSS
FR
TEST1
/CS
TEST5
16M
4M
TST11
/RES
/CQCK
COIN
SQOUT
RWC
FSX
PW
SFSY
DEFI
TES
HFL
V/P
CLV–
CLV+
SERVO
COMMAND
EXTERNAL
OUTPUT
CLV
DIGITAL
SERVO
SLICE LEVEL
CONTROL
EFMIN
EFMO
VDD CONT1 TOFF TGL JP+ JP– PCK FSEQ CONT2 CONT3 CONT4 CONT5 EMPH
DIGITAL
OUT
TEST3 DOUT
C2F
SBSY
XOUT
MUTER
TEST4
NC
4FS
DIGITAL
FILTER
1BIT
DAC
LVSS
RVSS
RCHO
LCHO
SERVO/SIGNAL
IC802
LC78622E
IC804
BA5920FP
+
–
–
+
+
–
+
–
+
–
–
+
+
–
–
+
+
–
–+
VCC
VCC
LEVEL SHIFT LEVEL SHIFT
LEVEL SHIFT LEVEL SHIFT
10
11
12
13
14
19
18
21
22
23
24
25
26
27
28
20
17
16
15
9
8
7
6
5
4
3
2
1
FOCUS/TRACKING
/SPIN/SLIDE DRIVER