Read Sharp SD-EX100H (serv.man14) Service Manual online
– 39 –
SD-EX100H
Figure 39 SCHEMATIC DIAGRAM (10/15)
7
8
9
10
11
12
0V
0V
2.8V
0V
0V
0V
0V
0V
2.8V
0.17V
0V
0.7V
0V
3V
HEATER
HEAD PHONES
DIGITAL OUT
L–
R+
R–
µ
COM_GND
ANA_GND2
A_GND
CD_GND
–B_CONT
PROTECT
P_IN
CD_+B
CD_GND
AD_+3V
BKUP_+3V
µ
COM_GND
MAIN_RLY
MO_GND
A/D_RESET
+12V_M
CD_+B
+12V_M
+12V_M
AUX_R
SP_RLY
S3_2
S3_1
DIO_GND
HP_SW
FAN_SPD
OFFSET
GND_A4
HP_OUT(L)
HP_SW
ANA_–12V
ANA_+12V
HP_OUT(R)
AUX_L
µ
COM_GND
L+
ANA_GND
CHASSIS
L–
L+
R+
R–
R
L
R-CH
L-CH
AUX_IN
CHASSIS
GND
GND
2
3
1
1
2
3
2
3
1
DIO_GND
D_OUT
+3V
3
1
2
4
3
2
1
3
1
2
4
4
3
2
1
7
6
5
4
3
2
1
6
5
4
3
2
1
3
2
1
1
2
3
4
5
6
7
8
9
10
11
CNSA110
P43 12 - C
FROM 1-BIT AMP. PWB
CNP402
TO CD SERVO PWB
CNP401
TO DISPLAY PWB
CNS800
P36 1 - E
FROM POWER AMP. PWB
CNS801
FROM POWER AMP. PWB
P36 1 - G
P33 9 - H
P35 12 - A
+B
+B
+B
+B
+B
–B
–B
AUX INPUT
TERMINAL
100/50
100/50
470/50
DS1N404S
DS1N404S
DS1N404S
2.2
µ
H
0.22
(ML)
47(3W)
0.22
(ML)
47
(3W)
0.22
(ML)
0.22
(ML)
0.001
0.001
0.001
330P
15K
15K
KTC3875 GR
DS1SS133
KTC3875 GR
5.6K
0.1
DS1SS133
15K
15K
KTC3875 GR
KTC3875 GR
0.1
5.6K
22K
22K
DS1SS133
DS1SS133
DS1SS133
4.7K
KTC3199 GR
100K
330
10P
(CH)
2.2
µ
H
100/10
0.022
470P
27K
22K
0.001
DS1SS133
DS1SS133
18
18
0.001
DS1SS133
DS1SS133
0.022
0.022
470P
27K
22K
1FA351TZ
0.001
0.001
0.001
330P
(CH)
FM SIGNAL
AUX SIGNAL
CD SIGNAL
C421
D422
D423
C423
C422
D421
T400
CNP801
CNP800
CNW401B
CNW401A
CNS401
CNS402
L481
CNW402
CNP400
C449
R451
C451
R450
C450
C448
C455
C452
C453
C462
R462
R460
D461
Q462
R464
C460
D460
Q460
R463
R461
Q461
Q463
C461
R465
R467
R466
D462
D463
D465
R469
RL460
Q465
R468
R491
C491
L491
C492
C493
C473
R497
R495
C487
D482
D481
R486
R485
C488
D483
D484
C486
C485
C474
R498
R496
JK402
JK401
IC401
JK400
C417
C413
C414
C416
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