Sound Amp Schematic Diagram - Aiwa VX-G142 Service Manual

A B
8
7
6
FROM POWER I/O
POWER_FAIL
5
FROM MICON
GND
MUTE-H
4
FROM CHROMA
AUDIO_OUT
SOUND+B
SOUND_GND
3
2
1
A B
C

SOUND AMP SCHEMATIC DIAGRAM

SWITCHING
Q356
DTC114TKA
C361_1
R365 6.3
0
35V 2.2 KS 39K 0
6.3
0
SWITCHING
0
Q354
2SC2412K
8.6
C352_1 C353_1
R351
16V 33 KA 100 16V 33 KA 0.7
0
CAUTION: SINCE THESE PARTS MARKED BY ARE
NOTE: THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME
CRITICAL FOR SAFETY,USE ONES
DESCRIBED IN PARTS LIST ONLY
C
D E
(SYSCON PCB)
12.6
R362
SOUND OUTPUT
Q351
9.0
150
8.4 2SC2120Y
C356
16V 470 YK
8.1
SOUND OUTPUT
8.6
Q352
0 2SA950Y
SOUND OUTPUT
Q353
2SC1815Y
NOTE:
OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE
D E
J-16
F G
TO EARPHONE
CP353(CD353)
8283_0312_00_000
SOUND OUT 1
SOUND GND 2
SP OUT 3
SPEAKER
CP301 TID-X02P-B2
33
SP OUT 1 1
2 2
GND
CD301 SP352
AA0308A
C912398A
8_OHM
PCB010
VM7125
CAUTION: DIGITAL TRANSISTOR
THE DC VOLTAGE AT EACH PART WAS
MEASURED WITH THE DIGITAL TESTER
DURING PLAYBACK
F G
H
8
7
6
5
4
3
AUDIO SIGNAL
2
1
H