Durabrand DBTV1300 Service Manual page 21

A B
8
TO CHROMA
AUDIO_IN
7
VIDEO_IN
GND
6
5
FROM POWER
SOUND_GND
SOUND+B
GND
4
FROM MICON/TUNER
AUDIO_MUTE
POWER
3
FROM CHROMA
AUDIO_OUT
2
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
G-9
C D
SOUND/AV SCHEMATIC DIAGRAM
R359
47K
C354
10V
470
C355
W833
50V 0.1 KA
NOTE: THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME
OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE
C D
E
(MAIN PCB)
25
26
C352
16V 47 KA
8.2 3.5 0 3.4
5 6 7 8
+ -
4 3 2 1
5.1 0 0.3 3.9
YK
R353
68K
23
CAUTION: SINCE THESE PARTS MARKED BY ARE ATTENTION:
CRITICAL FOR SAFETY,USE ONES
DESCRIBED IN PARTS LIST ONLY
E
F G
J703
HTJ-032-05AW
R703
820 1/4W
J702
HTJ-032-05AY
CC002
TP-1S-05
HEADPHONE_JACK
J352
HSJ1403-01-010
2
3
R356
1
27 1/2W
CD351
CP352
CH12403B SPEAKER
TID-X02P-B2
SP_OUT 1 1
SOUND_GND 2 2
NS-300RW
LES PIECES REPAREES PAR UN ETANT
TUNER VIDEO SIGNAL
DANGEREUSES AN POINT DE VUE SECURITE
N'UTILISER QUE CELLS DECRITES
AUDIO SIGNAL
DANS LA NOMENCLATURE DES PIECES
F G
H
8
7
6
5
SP351
8 OHM
4
3
2
PCB010
TMX464
1
H
G-10