Sharp LC-32LE140E Service Manual page 70

LC-32LE140
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
2
R_AUDIO_P
R_AUDIO_N 3 VDD_AUDIO_PWR
L_AUDIO_P 4
5V_VCC
5
L_AUDIO_N
D
6
D
AUDIO AMP for 26" to 32"
S85
30022132 KULLANILDI
C
30050557 KULLANILDI
100k C1077
1uF
E
R1715 MAIN_L
6V3
30050557 KULLANILDI
VDD_AUDIO 100k
C1075 1uF
R1714
NC 6V3
CONNECT TO DSP_M_L GND
NC
100k
R1717
C1123
VDD_AUDIO 10k
R1716 100R
1 8
ANALOG VCC
R1
1uF
50V
2 7
R2
C1074
VDD_AUDIO
1uF
3 6
B
R3
25V
R1687 R1696
4 5
R4 10k 10k
R1741
30050557 KULLANILDI 1uF
C1073 C1076
1uF
6V3
25V
30050557 KULLANILDI
F
6V3
MAIN_R 1uF
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
2
10V
1
100nF
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
3 26 220nF
L125
LINP BSPL
25V
10uH
4 25
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
10 19 10uH
PLIMIT PGND2
R_AUDIO_P_OUT
11 18
RINN OUTPR
L127
C1043220nF
12 17
RINP BSPR
25V 10uH
13 16
NC PVCCR1 F297
F281
14 15 60R
PBTL PVCCR2 VDD_AUDIO
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
70
6 7
POP NOISE CIRCUIT
S87
12V_VCC
1
S86
5V_VCC 1
10uF
C1032
NC NC
AMP_EN
BC848B
NC
C1058 Q186
3
100nF
R1702
16V
2 2
3
1
R1684
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
1
2N7002
Q192
HP_DETECT
R1960
680R
2N7002
Q210
VESTEL
17mb62-2v3
PROJECT NAME :
SCH NAME : AUDIO_AMP&HP_AMP
DRAWN BY : <YOUR NAME HERE>
6 7
11 12 13
8
NC
2
A
2
16V
1
Q195
BC858B
2
3
B
10k 1
C
D
1
TP51
1
2
6
3
E
4
5 JK6
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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