Sharp LC-32FH500E Service Manual page 52

LC-32FH500
LC-32FH510
Main Unit Diagram 7/13
(AUDIO AMP. INTERFACE)
DUNTKF470WE01
I
D+5V
R293
10K
H
R299
4.7K
TO SHEET 003
003
MUTE_SPEAKER
R298
4.7K
003
AMP_STB
003
AU_DAC0_L
003
MUTE_EAR
003
AU_DAC0_R
G
003
R8136
EAR_Detect
220
R8137
8.2K
F
E
D
C3406
10u
*C763
1u
C
R2315
10K
C3407
47P
B
A
1 2 3
DUNTKF470WE01
D+5V
R296 R295
10K 10K
Q14
2SC3928AR
R292
47K
Q13
2SC3928AR
ASK
C3399
220u
C3412 16V
2200P
D+5V
C3411
C3397 10u
1u
R8138
10
5 6 7 8
C3398
R8139
10u
IC309
10
BH3544F
R8140
10
D+5V
ASK
C3440
4 3 2 1
220u
16V
R8159
10K
C3410
1u
R8149
47K
R8142
220
R658
*C761 8.2K R8141
27K
1u
C2861
2200P
C3402
R8143
0.22u
100
R2314
10K
C3403
0.22u
8V_AUDIO
R8144
100
R8150
8V_AUDIO
R8145 100K
33K
C3405 C3404
R8146
47P 33P 10K
3 2
8 7 6 5
IC308
NJM4565V
IC307
IMH23T110
4
1 2 3 4
C3409
10u
R8147 C3408 R8148
10K
33K 33P
4 5 6
D+5V
R300
10K
R302
10K
J1301
J0047CE
C739
R8184
22P
100K
C741
22P
D+3.3V
THERMAL
R1318
4.7K
R304
0
C221 0.22u
R305
10K
C740 C223
0.22u
22P
AMP_MUTE
C429
0.22u
R407
0
C426
R1109 0.22u
C737
10K
22P
R8164
100K
1
5 6
7 8 9 10
52
C217
0.22u
12VAMP
*L26
22uH
C225
C220
220u
0.1u
*L27
16V TVB
22uH
C218
0.22u
HVSSL
HVSSL
G1 FBPL
VIPL
FBNL
VINL NC
IC306
AMP_EN
EN
G0
IXC867WJQZ
MUTE AVDD
*C224
1u
VINR
AVSS1
VIPR
FBNR
AVSS2 FBPR
HVSSR HVSSR
12VAMP
TVB
C1135
*L29
0.22u
*L28 C1134 22uH
C1133
22uH 220u
0.1u
16V
C1114
0.22u
11 12 13
P2701
NA160WJ
TP160
speaker_R+
1
TP161
speaker_R-
2
TP162
speaker_L-
3
TP163
4 speaker_L+
NAME CODE
AUDIO AMP.
FH510E
INTERFACE
MAIN BOARD SHT09/17
DATE ZZ A ATV N.
SHARP
01-03-2010 *****
14 15 16