Toshiba 20AF41C - Page 23

ABC D E F GH
ABC D E F GH
2
1
3
4
5
6
7
8
2
1
3
4
5
6
7
8
CP351
TID-X04P-Z1
1
2
3
4
IC303 M62420SP
TONE CONTROL
110
111213141516171819
2
20
3456789
IC301 NJM2150AM
BBE
110
111213141516171819
2
20
3456789
SPEAKER
SP352
MSF-2D5SB10
SPEAKER
SP351
MSF-2D5SB10
J351
HSJ2000-01-010
HEADPHONE JACK
1
2
3
4
5
6
7
4
3
2
1
CD351
CU14411A
IC353 AN5276
SAROUND AMP
1 10111223456789
HS351
763WAA0215
C302
47016V YK
IS NON POLAR ONE.
THE ALUMI ELECTROLYTIC CAPACITOR MARKED NP
THE RESISTOR MARKED F IS FUSE RESISTOR.NOTE:
OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE
NOTE:THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME
THE DC VOLTAGE AT EACH PART WAS MEASURED
WITH THE DIGITAL TESTER WHEN THE COLOR BROADCAST
WAS RECEIVED IN GOOD CONDITION AND PICTURE IS NORMAL.
NOTE:
DESCRIBED IN PARTS LIST ONLY
CRITICAL FOR SAFETY,USE ONES
ARESINCE THESE PARTS MARKED BYCAUTION:
DANS LA NOMENCLATURE DES PIECES
N’UTILISER QUE CELLS DECRITES
DANGEREUSES AN POINT DE VUE SECURITE
ETANTLES PIECES REPAREES PAR UNATTENTION:
R325
1.8K
R319 4.7K
R322 4.7K R321 4.7K
R314
6.8K
R358
270 1/2W
R357
270 1/2W
R363
10K
R362
10K
R355
1.5K
R356
1.5K
R361
10K
R360
10K
R330
10K 1/4W
R335
1K 1/4W
R333
10K
R331
10K
R305
10K
R302
20K
R304
20K
R301
20K
R303
20K
R324
1.8K
R327
100K
R323 4.7K
R328
100
R326
100 1/4W
R320
6.8K
C339
0.1 B
C336
100P CH
C337
100P CH
C352_1
1B
C353_1
1B
C365_1
1B
C363_1
1B
C384
0.01 B
C380
0.01 B
C330
0.022 B
C333
0.47 B
C331
0.022
B
C332
0.47 B
C309
0.033 B
C307
0.0033 B
C306
0.0033
B
C308
0.033
B
C334
0.033 B
C335
0.033 B
C338
0.001 B
C325 0.1 B
W835
C366
2.250V KA
C355
2216V KA
C305
2.250V NA
C303
4716V YK
C326
4716V KA
C328
2.250V KA
C369
100035V YK
C368
100035V YK
C364
10035V YK
C367
47035V YK
C311
1016V KA
C312
1016V KA
C310
1016V KA
C314
1016V KA
C313
10016V YK
C304
2.250V NA
C351
47010V YK
C329
2.250V KA
Q351
DTC114TKA
MUTE
L301
47uH
L302
22uH
CAUTION: DIGITAL TRANSISTOR
AUDIO_R
AUDIO_L
SCL
SDA
BBE_SW
TV_MUTE
P.CON+5V
GND_POWER
P.CON+9V
GND_SIGNAL
SOUND+B
UNREG+14V
SOUND_GND
PCB010
TMX481
SOUND SCHEMATIC DIAGRAM
3.6
4.8
4.8
8 OHM 5W
24
FROM/TO POWER
FROM/TO POWER
(L)
8 OHM 5W
(R)
25
27
26
0
3.6
0
FROM/TO DEFLECTION
(MAIN PCB)
VR6
S8
TONE
AMP1
AMP2
TONE
6.5K
S5 S3
S6
S4
S7
VR5
VR3
S1
S2
1.8K
1.8K
VR1
VR2
VR4
6.5K
6.5K
6.5K
VOLAMP2
SIMAMP2
VOLAMP1
SIMAMP1
136K
136K
REF
REF
-
+
-
+
-
+
-
+
REF
+
-
-
+
LOGIC
CONTROL
I2C BUS
INTERFACE
0
05.0 5.0 5.0 5.0 4.8 4.7 4.8 4.7
5.0 5.0 4.8 4.7 5.0 4.95.0
4.84.84.84.84.84.8
8.9
4.8
4.84.84.84.84.84.84.8 0 8.9
BBE
09.54.8
NC
RIPPLE
FILTER
+
-
+
NC
-
+
+ATT.
VCCGND
STAND
-BY OUT
MUTE
OUT
ATT.CONT.
NC
CH2 CH1
GND
CH2
ININ
CH1
RF
FROM/TO AV
FROM/TO MICON/TUNER
22
23
10.0
13.9000000 6.7 14.9 12.1 6.7