Toshiba 20VL14 Service Manual - Page 27

Audio Processor, Ta1343n, Gnd Ground

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27 6 AUDIO_L_IN 6 AUDIO_R_IN VCC9 L33 100UH/1/8W/DIP U21 C253 10UF/25V/4*5 1 OC SDA 24 + C254 393P/0603/Y5V/50V 2 F4 SCL 23 C255 103P/0603/X7R/50V 3 F3 Woofer Filter 22 C257 393P/0603/Y5V/50V 4 FF2 Volume Filter 21 C259 393P/0603/Y5V/50V 5 F1 Vcc(9V) 20 C260 10UF/25V/4*5 6 Lch input Woofer LPF3 19 + 7 GND Woofer LPF2 18 C263 10UF/25V/4*5 8 Rch input Woofer LPF1 17 + C265 4.7uF/50V/5*11 9 Bias Filter Lch Output 16 + C266 273P/0603/X7R/25V 10 Bass LPF(R) Bass LPF(L) 15 C268 822P/0603/X7R/50V 11 Treble HPF(R) Treble HPF(L) 14 12 Wch Output Rch Output 13 TA1343N/DIP + + C251 100uF/16V/6*5 C252 103P/0603/X7R/50V R178 R179 C258 100/0603 100/0603 C256 3.3uF/50V 5*11 103P/0603/X7R/50V C261 C264 223P/0603/X7R/50V 473P/0603/X7R/50V C262 333P/0603/X7R/50V C269 273P/0603/X7R/25V C267 822P/0603/X7R/50V I2C_SDA 1,2,3,6,9,12,14 I2C_SCL 9 2.2uF/50V/4*7 4.7K/0603 C270 + R180 2.2uF/50V/4*7 4.7K/0603 C271 + R182 R181 2.4K/0603 R183 2.4K/0603 AUDIO_L_OUT 11 AUDIO_R_OUT 11 GND GROUND Title AUDIO PROCESSER Size A4 Document Number TA1343N Date: Sheet 10 of Rev 0.01 14 AUDIO PROCESSOR

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27
AUDIO PROCESSOR
TA1343N
0.01
AUDIO PROCESSER
A4
10
14
Title
Size
Document Number
Rev
Date:
Sheet
of
VCC9
C255
103P/0603/X7R/50V
+
C251
100uF/16V/6*5
C252
103P/0603/X7R/50V
+
C253
10UF/25V/4*5
C254
393P/0603/Y5V/50V
+
C263
10UF/25V/4*5
C259
393P/0603/Y5V/50V
C264
333P/0603/X7R/50V
C266
273P/0603/X7R/25V
+
C256
3.3uF/50V 5*11
R182
4.7K/0603
R180
4.7K/0603
R178
100/0603
R179
100/0603
C257
393P/0603/Y5V/50V
R181
2.4K/0603
+
C271
2.2uF/50V/4*7
+
C270
2.2uF/50V/4*7
C267
273P/0603/X7R/25V
+
C260
10UF/25V/4*5
C261
223P/0603/X7R/50V
R183
2.4K/0603
C269
822P/0603/X7R/50V
C262
473P/0603/X7R/50V
C258
103P/0603/X7R/50V
L33
100UH/1/8W/DIP
U21
TA1343N/DIP
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
OC
F4
F3
FF2
F1
Lch input
GND
Rch input
Bias Filter
Bass LPF(R)
Treble HPF(R)
Wch Output
Rch Output
Treble HPF(L)
Bass LPF(L)
Lch Output
Woofer LPF1
Woofer LPF2
Woofer LPF3
Vcc(9V)
Volume Filter
Woofer Filter
SCL
SDA
C268
822P/0603/X7R/50V
+
C265
4.7uF/50V/5*11
I2C_SDA
1,2,3,6,9,12,14
I2C_SCL
9
AUDIO_L_IN
6
AUDIO_R_IN
6
AUDIO_L_OUT
11
AUDIO_R_OUT
11
GND GROUND