TCL L32E4200, Руководство по обслуживанию

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5
5
4
4
3
3
2
2
1
1
D D
C C
B B
A A
AMP-Rout-
AMP-Rout+
AMP-Lout+
AMP-Lout-
MUTE_C
AMP-Lout-
AMP_PWR
AMP-Rout-
AMP-Lout+
AMP-Rout+
AMP_PWR
AMP_PWR
AMP-EN
AMP_PWR
MUTE_C
AMP-EN
5VAIN
5VAIN
+3V3STB
+12V
+12V
AMP_MUTE
AMP-AUOUTL0
AMP-AUOUTR0
Size Document Number Rev
Date: Sheet of
AMP
1
惠州三华工业有限公司 深圳研发部
Custom
7 9 Thursday, April 10, 2014
Size Document Number Rev
Date: Sheet of
AMP
1
惠州三华工业有限公司 深圳研发部
Custom
7 9 Thursday, April 10, 2014
Size Document Number Rev
Date: Sheet of
AMP
1
惠州三华工业有限公司 深圳研发部
Custom
7 9 Thursday, April 10, 2014
4.8V
4.6V
H/W
Mute
L:MUTE
AMPLIFER
GAIN1(Pin 6) GAIN0(Pin 5)
0
1
1
0 0
INPUT IMPEDANCE
26dB
20dB
1 1
0
60 K Ω
36dB
32dB
AMPLIFIER GAIN
30 K Ω
9 K Ω
15 K Ω
Table:Gain Setting
Mute
L=Mute
H=Turn ON
R181
NC/10K
R181
NC/10K
Q17
NC/2N3906
Q17
NC/2N3906
3
1
2
+
CE8
NC/100uF/16V
+
CE8
NC/100uF/16V
C141
1nf
C141
1nf
L19 NC L19 NC
1 2
R172 1K R172 1K
TP1 TP1
1
R178 10K R178 10K
C159
330PF/NC
C159
330PF/NC
CN6
J-B2.54-4P-L
CN6
J-B2.54-4P-L
1
2
3
4
D3 NC/1N4148 D3 NC/1N4148
TP2 TP2
1
R187 4.7K R187 4.7K
L18 NC L18 NC
1 2
L29 FB_1206 L29 FB_1206
Q19
2N3904
Q19
2N3904
2
1
3
R196
4.7K
R196
4.7K
C153
1NF/1uF/16V
C153
1NF/1uF/16V
TP3 TP3
1
R180 NC/0R R180 NC/0R
L17 0R/600ohm/100M/3A L17 0R/600ohm/100M/3A
C142
1nf
C142
1nf
R175
NC
R175
NC
TP4 TP4
1
C145 220nF C145 220nF
L30 FB_1206 L30 FB_1206
R194
10K R194
10K
C148
1NF/1uF/16V C148
1NF/1uF/16V
R179 NC/3K R179 NC/3K
R188 2K R188 2K
U14 TPA3113D2 U14 TPA3113D2
SD
1
FAULT
2
LINP
3
LINN
4
GAIN0
5
GAIN1
6
AVCC
7
AGND
8
GVDD
9
PLIMIT
10
RINN
11
RINP
12
NC
13
PBTL
14
PVCC4
15
PVCC3
16
BSP1
17
OUTP1
18
PGND1
19
OUTP2
20
BSP2
21
BSN1
22
OUTN1
23
PGND2
24
OUTN2
25
BSN2
26
PVCC2
27
PVCC1
28
29
29
C156 1uF C156 1uF
R184
NC/100K
R184
NC/100K
R173 0R R173 0R C146 1uF C146 1uF
R193
10K R193
10K
R185
NC/47K
R185
NC/47K C150 1uF C150 1uF
R190 200R R190 200R
R189 0R R189 0R
D4 NC/1N4148 D4 NC/1N4148
C140
100nf
C140
100nf
R208
4.7K
R208
4.7K
R186 10R R186 10R
R195 10K R195 10K
C151 220nF C151 220nF
C152 1uF C152 1uF
L27 FB_1206 L27 FB_1206
R174
NC/0R
R174
NC/0R
C139
100nf
C139
100nf
C144
330PF/NC
C144
330PF/NC
CE7
470uF/25V/LOWESR
CE7
470uF/25V/LOWESR
L20 NC L20 NC
1 2
C158 220nF C158 220nF
R177 NC/2.2K R177 NC/2.2K
C154 1uF C154 1uF
C147
1NF/1uF/16V
C147
1NF/1uF/16V
R176 200R R176 200R
C155
1NF/1uF/16V C155
1NF/1uF/16V
C149 220nF C149 220nF
L28 FB_1206 L28 FB_1206
1
L21 NC L21 NC
1 2
C157 1uF C157 1uF
C143 1uF C143 1uF
R171
NC/22K
R171
NC/22K
R191
NC/22K
R191
NC/22K