Toshiba MD13N1C Service Manual page 52

A B
8
7
6
5
FROM POWER
SOUND+B
SOUND_GND
FROM/TO REGULATOR
W813
GND
4
FROM MICON/TUNER
POWER_ON_H
A_MUTE
VOL_PWM
3
FROM STEREO
P.CON+12_A
A_OUT_L
2
R305
A_OUT_R
1K
NOTE: THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME
1 OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE
A B
G-19
C
SOUND AMP SCHEMATIC DIAGRAM
SOUND_AMP IC
IC302 AN7522N
+ -
L
1 2 3 4 5 6 7
8.0 4.6 0 4.6 4.5 1.4 0
R311 C307 C348
270K 0.01 0.01
B B
HS301
763WAA0200
B301
W4BRH3.5X6X1.0
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 R303
1K KTC3875S_Y_RTK
12.0
2.2K 1/4W
4.9
5.6 BUFFER
Q302
KTC3875S_Y_RTK
12.0
NOTE:THE DC VOLTAGE AT EACH PART WAS MEASURED
ATTENTION
WITH THE DIGITAL TESTER WHEN THE COLOR BROADCAST
WAS RECEIVED IN GOOD CONDITION AND PICTURE IS NORMAL.
C
D E
(AV PCB)
- +
R
8 9 10 11 12
1.4 2.0 4.4 0 4.4
35 36
CAUTION
:LES PIECES REPAREES PAR UN ETANT :SINCE THESE PARTS MARKED BY
DANGEREUSES AN POINT DE VUE SECURITE CRITICAL FOR SAFETY,USE ONES
N'UTILISER QUE CELLS DECRITES DESCRIBED IN PARTS LIST ONLY
DANS LA NOMENCLATURE DES PIECES
D E
F G
FROM/TO SPEAKER
CP301 L CH
CD301
SPEAKER
TID-X02P-M1
CU12414A
SP OUT L+ 1
1 SP351
SP OUT L- 2 SG04D11BNA
2
8 OHM
CP302 CD302 R CH
TID-X02P-M1 CU12414A SPEAKER
SP OUT R+ 1
1 SP352
SP OUT R- 2 SG04D11BNA
2
8 OHM
FROM/TO IN/OUT
SOUND_GND
SOUND_L+
SOUND_R+
SP_OUT_L
SP_OUT_R
AUDIO SIGNAL
ARE
AUDIO SIGNAL(PB)
TUNER AUDIO SIGNAL
F G
H
8
7
6
5
4
3
2
PCB250
TMB555
1
H
G-20