Toshiba 20AS21 Service Manual page 22

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A
B
8
TO CHROMA
7
AUDIO_IN
VIDEO_IN
GND
6
5
FROM TV POWER
SOUND_GND
4
SOUND+B
GND
FROM MICON/TUNER
AUDIO_MUTE
3
POWER
FROM CHROMA
2
AUDIO_OUT
NOTE:
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.
1
A
B
C
D
SOUND/AV SCHEMATIC DIAGRAM
25
AUDIO 2
26
VIDEO 2
R359
47K
10V
C355
R360
50V
0.1
KA
68K
NOTE: THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME
OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE
C
D
E
(MAIN PCB)
J703
(FRONT)
AV1-09D-4
R703
A_IN
820 1/4W
V_IN
CC002
TP-1S-05
J702
AV1-09D-3
8.2
3.5
0
3.4
5
6
7
8
+
-
4
3
2
1
5.1
0
0.3
3.9
C354
470
YK
R353
82K
23
CAUTION:
SINCE THESE PARTS MARKED BY
ARE
CRITICAL FOR SAFETY,USE ONES
DESCRIBED IN PARTS LIST ONLY
E
F
G
W807
CD351
SPEAKER
CH122301
SP OUT L+
1
1
SOUND GND
2
2
SP351
S08F21
8 OHM
TUNER VIDEO SIGNAL
AUDIO SIGNAL
ATTENTION:
LES PIECES REPAREES PAR UN
ETANT
DANGEREUSES AN POINT DE VUE SECURITE
N'UTILISER QUE CELLS DECRITES
DANS LA NOMENCLATURE DES PIECES
F
G
H
8
7
6
5
4
3
2
PCB010
TMA511
1
H

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