Toshiba VTW2186 Service Manual page 67

A B
8
7
R307
1 2W
R301
27K 1/4W
6
R310
27K 1/4W
5
FROM MICON
R309
TV_A_MUTE
10K
M.P.OFF_H
VOL_CTL
R303
TV_POWER_H
68K
4 POWER_FAIL
FROM REGULATOR1
SOUND+B
AT+12V
GND
3
SOUND_GND
FROM/TO DVD IN/OUT
SOUND_L
SOUND_R
SOUND_L+
SOUND_R+
SP_OUT_L
SP_OUT_R
2
NOTE: THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME
NOTE:THE DC VOLTAGE EACH PART WAS
OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE
1
A B
G-21
C
SOUND AMP SCHEMATIC DIAGRAM
(VCR PCB)
HS33V5
HS352
763WAA0224
C306_1
50V 1 KA
C308_1
50V 1 KA
R306
1K
C316
6.6
0
0.01 B
0
MUTE
Q301
2SC2412K
0.5
SW
0
Q302
0
0
2SC2412K
8.1
0
SW
Q303
DTC114EKA
ATTENTION
:LES PIECES REPAREES PAR UN
DANGEREUSES AN POINT DE VUE SECURITE
MEASURED WITH THE DIGITAL TESTER
N'UTILISER QUE CELLS DECRITES
DURING PLAYBACK.
DANS LA NOMENCLATURE DES PIECES
C
D E
SOUND AMP IC
AN7522N
IC353
+ - -
R L
12 11 10 9 8 7 6 5 4
3.5 0 3.5 6.6 1.3 0 1.3 3.9 3.5
D351
1SS133
0
MUTE
0 Q305
0 DTC114TKA 0
MUTE
Q306
0
DTC114TKA
0
CAUTION
ETANT :SINCE THESE PARTS MARKED BY
CRITICAL FOR SAFETY,USE ONES
DESCRIBED IN PARTS LIST ONLY
D E
F G
+
3 2 1
0 3.5 6.6
TO SPEAKER
CP352
A2502WV2-4P
4
SP_OUT_L+
SOUND_L- 3
2
SOUND_R-
SP_OUT_R+ 1
L352
HF70T22*10*14
CAUTION: DIGITAL TRANSISTOR
ARE
F G
H
8
7
6
CD352
CU149003
SPEAKER
5
WHITE
SP353
SG04H02BRA
4 8 OHM
3
BLACK
2 SPEAKER
SP351
1
SG04H02BRA
8 OHM
RED
4
3
2
PCB010
VMC296
TUNER AUDIO SIGNAL
1
AUDIO SIGNAL(REC)
AUDIO SIGNAL(PB)
H
G-22