Toshiba MD14FN1 Service Manual page 47

A B
8
7
6
FROM/TO POWER
SOUND+B
5
SOUND_GND
FROM/TO REGULATOR
GND
FROM/TO MICON/TUNER
4
POWER_ON_H
A_MUTE
VOL_PWM
3
FROM/TO STEREO
P.CON+12_A
A_OUT_L
A_OUT_R
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-19
C
SOUND AMP SCHEMATIC DIAGRAM
SOUND_AMP IC
IC302 AN7522
+ -
1 2 3 4 5
8.0 4.6 0 4.6
R311
270K
HS301
763WAA0200
B301
W4BRH3.5X6X1
W813
0
R326
0
MUTE
100 Q301
2.0
KTC3875S_Y_RTK
R302
68K
R301
5.1
2.2K 1/4W
R309 BUFFER
Q305
2.2
1K KTC3875S_Y_RTK
12.0
R303
5.1 2.2K 1/4W
R305 2.2 BUFFER
Q302
1K KTC3875S_Y_RTK
12.0
NOTE: THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME
OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE
C
D E
(AV PCB)
- +
L R
6 7 8 9 10 11 12
4.5 1.4 0 1.4 2.0 4.4 0 4.4
C307 C348
0.01 0.01
B B
35 36
ATTENTION
CAUTION
:SINCE THESE PARTS MARKED BY ARE
CRITICAL FOR SAFETY,USE ONES
DESCRIBED IN PARTS LIST ONLY
D E
F G
FROM/TO SPEAKER
L CH
CP301 CD301
SPEAKER
TID-X02P-M1 CU12414A
SP OUT L+ 1 1 SP351
SG04D11BNA
SP OUT L- 2 2
8 OHM
R CH
SPEAKER
SP OUT R+ 1 1 SP352
SG04D11BNA
SP OUT R- 2 2
8 OHM
CP302 CD302
TID-X02P-M1
CU12414A
FROM/TO I/O
SOUND_GND
SOUND_L+
SOUND_R+
SP_OUT_L
SP_OUT_R
AUDIO SIGNAL
:LES PIECES REPAREES PAR UN ETANT
AUDIO SIGNAL(PB)
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
1
PCB250
TMB555
H
G-20