Sharp LC-24LE240E Service Manual page 68

LC-24LE240
Audio AMP & HP AMP Diagram
1
I
AUDIO AMP for 16" to 24"
A
U163
Q160
MAIN_L
BC848B
C612 R623
H
4k7
220nF
10V
L_AUDIO_N_OUT
VDD_AUDIO
B
G
U164
3
BC848B
MAIN_R
2
Q133
C602
1 R613
4k7
220nF
F
10V
R_AUDIO_N_OUT
C
VDD_AUDIO
CN710
1
E
12V_VCC
R_AUDIO_P 2
3
R_AUDIO_N VDD_AUDIO_PWR
4
L_AUDIO_P
5V_VCC
L_AUDIO_N 5
D
6
D
AUDIO AMP for 26" to 32"
S85
30022132 KULLANILDI
C
30050557 KULLANILDI
100k C1077
1uF
E
R1715
MAIN_L
6V3
VDD_AUDIO 100k 30050557 KULLANILDI
C1075 1uF
R1714
6V3
NC
CONNECT TO DSP_M_L GND
NC
100k
R1717
C1123
10k
VDD_AUDIO
R1716 100R
1 8
ANALOG VCC
R1
1uF
50V
2 7
R2
C1074
VDD_AUDIO
3 6 1uF
B R3
25V
R1687 R1696
4 5
R4 10k 10k
R1741
30050557 KULLANILDI 1uF
C1073 C1076
1uF
6V3
25V 30050557 KULLANILDI
F
6V3
1uF
MAIN_R
C1078
CONNECT TO DSP_M_R GND
A
1
1 2 3
2 3
PT2333
L_AUDIO_P_OUT
C665
2
100nF
10V 1
PT2333
R_AUDIO_P_OUT
C666
10V 2
100nF 1
30001734 KULLANILDI
F283
60R
NC 30049510 KULLANILDI
F285 D192
60R
SK24
F294
VDD_AUDIO
60R
10V 10V
220uF
220uF
C870
C615
Ü.A. DEGISTIRILECEK
L124
10uH
F282 F296
VDD_AUDIO
60R 60R
L_AUDIO_P_OUT
1 28
SD PVCCL2
2 27
FAULT PVCCL1
C1045
220nF
3 26 L125
LINP BSPL
25V
4 25 10uH
LINN OUTPL
F299
5 24
GAIN0 PGND1 L_AUDIO_N_OUT
60R
6 23
GAIN1 OUTNL
U168
C1046
7 22
AVCC BSNL 25V
TPA3110D2
220nF R_AUDIO_N_OUT F298
C1044
8 21
AGND BSNR
25V
60R
220nF
9 20
L126
GVDD OUTNR
10uH
10 19
PLIMIT PGND2
R_AUDIO_P_OUT
11 18
RINN OUTPR
L127
12 17 C1043220nF
RINP BSPR
25V
10uH
13 16
NC PVCCR1 F297
F281
14 15 60R
VDD_AUDIO
PBTL PVCCR2
60R
2 3
4 5 6
4 5
L_AUDIO_P
L_AUDIO_N
R_AUDIO_N
R_AUDIO_P
4 5
7 8 9 10
68
6 7
POP NOISE CIRCUIT
S87
12V_VCC
1
S86
5V_VCC
1
16V
10uF
C1032
NC NC
AMP_EN BC848B
NC
C1058 Q186
3
100nF R1702
16V
2 2 10k
3
R1684 1
BC848B
AMP_MUTE
1 10k 2 2
Q185
1
SLIM HEADPHONE OUTPUT
TP230
1
HP_L
TP229
1
HP_R
C1172 C729
10nF 10nF
16V 16V
R1704
680R HP_MUTE
2N7002 1
Q192
HP_DETECT
R1960
680R
2N7002
Q210
VESTEL
17mb62-2v3
PROJECT NAME :
SCH NAME : AUDIO_AMP&HP_AMP
<YOUR NAME HERE>
DRAWN BY :
6 7
11 12 13
8
NC
2
A
2
1
Q195
BC858B
2
3
B
1
C
D
1
TP51
1
2
6
3
E
4
JK6
5
7
TP52
4k7 3V3_VCC
1
R1149
3V6 lik zener kullanilmali
F
A3
8
T. SHT:
27-10-2011_09:04
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