Schematic Diagram / Wiring Side Of P.w.board - Sharp GX-CD130C Service Manual

GX-CD30/30C/130/130C
A
B
C803
0.1/50
R803
R802
TE 15K
100K
C804
0.001
R804
2.2K
C805
R805
C
0.033
6.8K
C806
0.033
R806 C808
C807
100 0.068
0.1/50
C809
R807
0.047
1K
R809
27K
C810
R808
180P
12K
R811
3.3K
D
R828
1K
R812
15K
R839
R829
22K
1K
E
R840
VREF
22K
GND
C811
0.1
F
IC801
PIN PIN PIN
VOLTAGE NO. VOLTAGE NO. VOLTAGE
NO.
2.5V 0V 0V
1 33 1
2 2.5V 34 5V 2 0V
3 2.5V 35 5V 3 1.5V
4 2.5V 36 4.8V 4 0V
5 2.5V 37 0V 5 2V
6 2.5V 38 5V 6 5V
7 2.5V 39 0V 7 0.3V
2.5V 0V 0V
8 40 8
9 2.5V 41 1.5V 9 2.5V
10 2.5V 42 2.4V 10 2.5V
11 2.5V 43 2.5V 11 0V
12 2.5V 44 2.5V 12 0V
13 2.5V 45 0V 13 0V
14 2.5V 46 2.5V 14 5V
2.5V 2.5V 0V
15 47 15
G
16 2.5V 48 0V 16 4.8V
17 2.5V 49 0V 17 5V
18 2.5V 50 2.4V 18 5V
19 2.5V 51 4.1V 19 0V
20 2.5V 52 4.7V 20 0V
21 2.5V 53 0V 21 2.5V
0V 0V 0V
22 54 22
23 2.5V 55 5V 23 5V
24 2.5V 56 5V 24 0V
25 2.5V 57 2.5V 25 0V
2.5V 2.5V 26 0V
26 58
27 2.5V 59 0.9V 27 0V
28 2.5V 60 0.9V 28 0V
29 2.5V 61 2.1V 29 0V
30 2.2V 62 4.2V 30 5V
31 2.2V 63 0V 31 2.5V
32 0V 64 5V 32 0V
H
The numbers 1 to 12
1
LASER DRIVER
Q805
KTA1266GR
1.8V
R842 3V
22
2.2V C849
0.022
C848
1/50
+B
C838
0.01
C839
1/50
64 63 62 61 60
FIN2 –
1
RF
FIN1
2
REF –
+
E FE1
–
3
REF
–
F
4
REF
TB
5 VCR VCR
REF –
+
TE–
6
TE –
7
VCR
–
REF
8
BAL
9 REF
+
–
+
REF
–
HIST. COMP
SHOCK;WCOMP
TH
10
+
TGL1
REF
GL
TA
11
THDL
REF
TD– THD
12
WCOMP
JP
–
TD
13
FSC
GEN
REF
+
–
TO
JP
GEN
14
REF
+
–
REF
GEN
–
+
–
–
TO
15
REF
FD +
16
–
17 18 19 20 21 22 23
R813
33K
C812
330P
C813
0.1
R814
10K
R815 R816
C814
47K
0.01 1.5K
IC802
PIN
NO. VOLTAGE
0V
33
34 0V
35 5V 5V 12
36 4.7V
D-GND 11
37 2V
38 0V
PUIN 10
39 0V
9
40 2V WRQ
41 4.7V
P26 6 - F
SQOUT 8
42 0V
FW852
43 5V 7
DRF
44 2.3V
TO DISPLAY
SL– 6
45 2V
PWB
46 0V
SL+ 5
0.1V
47
48 2.2V 4
RWC
49 0V
COIN 3
50 2.5V
51 0V
CQCK 2
52 2.5V
RES 1
53 0V
0V
54
CNP852
55 0V
56 4.1V
57 4.1V
CNP851
58 5V
59 0V 5
60 2.7V
P22 4 - D
4
61 2.4V
62 0V FW851
3
63 0V
TO MAIN PWB
2
64 0V
1
are waveform numbers shown in page 27.
2 3
Figure 18 SCHEMATIC DIAGRAM (1/5)
59 58 57 56 55 54 53 52 51 50 49
VCC
NC 48
+
–
TBC 47
REF
FSC 46
FEBAL
+
DEF
–
FOSTA
–
HFL
+
TOSTA
45
CLK
DGND
CE
2FREQ
+
DRF
–
CL
LASER
DAT
FSTA
IC801
SLI
44
8/12CM
REF
LA9240M
SLOF
SERVO AMP.
P-ON RES
VCC
43
SLC
+
REF
RFS–
42
+ –
+ REF JP–
–
+
JP
JP+
RFSM
RF 41
PSTR
REF CV–
+
CV+
40
CV+
39
OR
SLOF 38
–
SLOF
REF REF
HFL 37
–
TES 36
–
35
TOFF
TGL 34
–
JP+
33
24 25 26 27 28 29 30 31 32
C816
C819
0.001
47/10
R821
R827
56K
220K
R822
6.8K
CD SIGNAL
5V
DIGITAL GND
PU IN
WRQ
SQOUT
DRF
SL (–)
SL (+)
RWC
CO IN
CQCK
RES
+B
DIGITAL GND
DIGTAL +7.4V
L-CH
AUDIO GND
R-CH
SERVO PWB-D
4
– 18 –
+B
R871
C850
4.7K
0.1
R838
33K
C834
0.033
C833 R836
0.001 47K
R837
R833
47K
5.6K
R834
C832
C830
R832
1K
27P
2.2P
56K
R835
C831
470
HF 0.0027
C822
220P
R810
82K
D802
R849
1SS133 100K
C821
C851
1/50
0.022
5 6