Panasonic CT-20SL15 - 20" CRT TV Manual de servicio - Página 26

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Panasonic CT-20SL15 - 20
A
B
8
FROM TUNER/STEREO
SW_AUDIO_L
22
SW_AUDIO_R
7
TUNER+5V
6
FROM CHROMA
P.CON+8V[A]
5
FROM COMBI/FILTER/AV
P.CON+8V[A]
GND
FROM MICON
VOLUME
TV_MUTE
4
FROM POWER
4.7
0
DTC144EKA
SOUND+B
0
GND
SOUND_GND
3
2
NOTE: THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME
1
OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE
A
B
G-9
C
SOUND SCHEMATIC DIAGRAM
R302
23
W852
R301
2.7K 1/4W
2.7K 1/4W
W803
MUTE
Q1003
0
R1002
0.8
MUTE
Q1001
47K 1/4W
0
2SC2412K
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.
C
D
E
(MAIN PCB)
C1008
0.001 B
MUTE
R1015
Q1004
KTA1504S_Y_RTK
12K 1/4W
0.6
R1011
0
2.2K 1/4W
4.75
MUTE
Q1005
KTA1504S_Y_RTK
0.6
R1018
4.7
2.2K 1/4W
4.7
50V
SOUND AMP IC
IC1001
AN17822A
+
-
-
+
L
R
1
2
3
4
5
6
7
8
9
10
11
12
6.3
8.5
0
8.6
3.9
2.4
0
2.5
2.1
8.5
0
8.5
C1003
1 B
C1001
1
B
HS1001
763WAA0160
ATTENTION
:LES PIECES REPAREES PAR UN
DANGEREUSES AN POINT DE VUE SECURITE
N'UTILISER QUE CELLS DECRITES
DANS LA NOMENCLATURE DES PIECES
D
E
F
G
C1016
1
KA
CD1001
CP1001
C3146804
A2502WV2-4P
W801
SP OUT L+
4
4
SP OUT L-
3
3
SP OUT R-
2
2
W810
SP OUT R+
1
1
33
32
CAUTION
ETANT
:SINCE THESE PARTS MARKED BY
ARE
CRITICAL FOR SAFETY,USE ONES
DESCRIBED IN PARTS LIST ONLY
F
G
H
8
7
6
5
4
SPEAKER
SP1001
3
MSF-2D5D10W
L
8 OHM
SPEAKER
SP1002
MSF-2D5D10W
R
8 OHM
2
PCB070
CME022
CAUTION: DIGITAL TRANSISTOR
1
H
G-10