Read Sharp SD-EX100H (serv.man14) Service Manual online
SD-EX100H
– 44 –
Figure 44 SCHEMATIC DIAGRAM (15/15)
A
B
C
D
E
F
G
H
1
2
3
4
5
6
• NOTES ON SCHEMATIC DIAGRAM can be found on page 23.
0V
0V
0V
0V
0V
0V
0V
0V
0V
0V
5.2V
CONSTANT
VOLTAGE REGULATOR
LOW PASS
FILTER
D/A CONVERTER
2
1
9
10
11
12
13
14
15
16
8
7
6
5
4
3
2
1
8
7
6
5
1
2
3
4
9
10
11
12
13
14
8
1
2
3
4
5
6
7
3
VCC
SCK
DGND
LRCK
DATA
BCK
ML
MC
MD
VDD
DGND
ANA–12V
ANA+12V
+B
+B
+B
+B
+B
+B
+B
+B
–B
–B
L OUT
MD
ML
MC
R OUT
AGND
SCLK
3.3V
LRCK
BCK
DATA
DGND
SCK
ML
MC
MD
ZL
ZR
Vcom
AGND
R
L
Vcc
Vdd
DGND
LRCK
DATA
BCK
7
8
6
5
4
7
1
2
3
8
6
5
4
7
1
2
3
6
5
2
4
3
1
5
2
4
3
1
2
1
GND
Vcc
+
–
–
+
2
4
13
11
12
1
8
3
3
1
4
2
3
1
4
2
6
9
7
5
8
6
9
2
7
4
1
3
2
1
3
2
1
3
2
1
3
5
10
M
+
–
M
+
–
PHOTO SENSOR
B PWB-H4
PHOTO SENSOR
A PWB-H3
CD MECHANISM
SWITCH PWB-H2
MOTOR PWB-H1
D/A CONVERTER PWB-F
OPEN/CLOSE
MOTOR
UP/DOWN
MOTOR
CLOSE
OPEN
CNP704
P35 12 - B
TO CD SERVO PWB
CNP709
P35 9 - A
TO CD SERVO PWB
CNS708
P35 12 - F
FROM CD SERVO PWB
CNP901
P33 8 - H
TO DISPLAY PWB
L/E EJECT
U/D UP
L/E LOAD
CLOSE SW
OPEN SW
U/D DOWN
D GND
TRY P LED
MECHA UP SW
MECH DWN SW
DSC SZ LED
DSC SZ TR
TRY P TR
UP/DOWN
10/16
0.1
100
100
100
100
100
74VHC08F
BUFFER AMP.
33P (CH)
100
10/16
0.1
10/16
1K
0.0012
0.0012
0.0012
0.0012
8.2K
8.2K
NJM4580D
1K
100/16
1K
120P (CH)
120P(CH)
15K
1K
680P
330
120P(CH)
120P(CH)
100/16
15K
0.1
0.1
0.1
10/16
10/16
PCM1748E
AN78L05
10/16
0.1
0.022
0.047
(ML)
(ML)
0.1
10/16
560
560
1/50
10/16
1K
680P
1K
330
1K
1K
1K
CNW707
CNS704
CNS709
C901
C900
R932
R934
R933
R931
R935
IC904
C939
R936
C941
C940
C935
R919
C922
C923
C925
C924
R913
R912
IC901
R914
C930
R915
C929
C927
R917
R923
C933
R920
C928
C926
C920
R916
C945
C943
C906
C905
C904
IC900
IC903
C908
C902
C907
C903
C910
C909
R938
R937
C911
C934
R922
C932
R918
R910
R927
R926
R925
CNW901
CNS901
CORE1
CNPM1
CNPM2
CNSM2
MM1
MM2
BIM1A
BIM1D
BIM1C
BIM1B
SWM1
PHM1
PHM2
SWM2
SWM3
CD SIGNAL
