Sharp MD-E9000H Service Manual page 58

MD-E9000H
A
B
C
UN-SW_5V
1 1
SW_5V
2 2
L-CH
3 3
A_GND
4 4
R-CH
5 5
P_MUTE
6 6
P_CONT
7 7
CD+B
1 1
CD_GND
D
2 2
A_GND
3 3
A_+10V
4 4
FAN_CONT
5 5
MD_+A3.1V
6 6
MD_+D5V
7 7
(MD) D_GND
8 8
D_GND
9 9
(MD)S_GND
10 10
(MD)M_GND
11 11
(MD)H_GND
12 12
E
F
G
H
• NOTES ON SCHEMATIC DIAGRAM can be found on page 37.
1
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FM SIGNAL
R901 R907
15K 1K
MUTING
Q901
KTC3199 GR
R905
2.2K
C901
0.001
C902
0.001
R906
2.2K
Q902
KTC3199 GR
MUTING
R909
22K
+B
+B
C905
47/50
+B
+B
+B
+B
+B
+B
+B
+3.2V
+B
+B
+B
+B
2 3
Figure 58 SCHEMATIC DIAGRAM (7/12).
– 58 –
IC901
L R
LA4628
POWER AMP.
1 2 3 4 5 6
C986
C987
0.001 0.001
C903
2.2/50
R983
10K
R908
1K
VOLTAGE
REGULATOR
Q941
KTC2026
+B
R941
Q942
1K
KTC3199 GR
VOLTAGE
REGULATOR
C941
0.022
+B
VOLTAGE
VOLTAGE
REGULATOR
REGULATOR
Q952 Q951
R954
KTC3203 Y KIA7810AP
220
+B
3
R953
2
1.2K
R955 220
ZD951
DZ3.6BSB
VOLTAGE
REGULATOR
Q961
KIA7805AP
+B
+B
3 1
2
C961
0.1(ML)
VOLTAGE
Q962
AN78L05 REGULATOR
+B
3 1
2
C964
0.1(ML)
4
R
L
R L
+OUT2
7 8 10 9 11 12 13 14
R914
1K
+B
+B
RP941
0.5
Posistor
+B
R928
2.2K
R951
+B 3.3
1
Vcc
+B
Vcc
A_GND
C948
A_GND
3300/25
C949
6800/16 +B
A_GND
+B/2
+B
M_GND
+B UN-SW_REG
+B UN-SW_5V
SW_5V
+B
+B
+B
+B
5 6
L902
0.29µH
R916
6.8
C918
0.022
1
2
3
4
1
2
3
4
1
5
1
6
7