Toshiba MD20Q42 Service Manual page 47

A B
8
FROM MICON/TUNER
VOL_PWM
POWER_ON_H1
7
FROM POWER
R310
SOUND+B
2.2 3W
SOUND_GND
GND
6
FROM CHROMA
51
SW_A_OUT_L
5
50
SW_A_OUT_R
4
3
2
1
NOTE:THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME
OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE
A B
G-13
C D
SOUND AMP SCHEMATIC DIAGRAM
(AV PCB)
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 F
0.6
0
1.3
3.8
SOUND AMP IC
IC352
AN7513
C335
330P CH
R312 R305
18K 1/4W 10K
R313
18K 1/4W
W852
R308
10K
C332
470P CH
C334
470P CH
ATTENTION
:LES PIECES REPAREES PAR UN ETANT
DANGEREUSES AN POINT DE VUE SECURITE
N'UTILISER QUE CELLS DECRITES
DANS LA NOMENCLATURE DES PIECES
E F
G
7.6 0.6 7.6
4.0 0 4.0
0 1.3 0
4.0 3.8 4.0
SOUND AMP IC
IC353
AN7513
36
35
TO SPEAKER
CP302 CD302
213213102W1 CU12414A
C337
SP OUT R+ 1 1
470P
CH
SOUND GND 2 2
CP301
CD301 L CH
SPEAKER
213213102W1 CU12414A
C333
SP OUT L+ 1 1
470P CH
SOUND GND 2 2
FROM/TO IN/OUT
SP_OUT_L
SP_OUT_R
SP_OUT_R2
SP_OUT_L2
SOUND_GND
CAUTION
:SINCE THESE PARTS MARKED BY ARE
CRITICAL FOR SAFETY,USE ONES
DESCRIBED IN PARTS LIST ONLY
G
H
8
7
6
5
4
R CH
SPEAKER
SP352
S08F52
8 OHM
SP351
3
S08F52
8 OHM
2
PCBD20
CME066
1
H
G-14