Alto SR400A, Service Manual, Page: 5 / 26

1
2
3
4
A B C D
4
3
2
1
D C B A
POWER SWITCH
MIX AMP
PRE AMP
HI PRE LOW PRE
LOW POWER
HI POWER
AMP
AMP
AMP AMP
LOW
V+ & V-
V+ & V-
HI
POWER SUPPLY SWITCH
LOW SPEAKER HI SPEAKER
LOW V+
LOW V-
HI V- HI V+
AC INPUT
238094
DSP MODULE
HPF LPF
Title Size:
A3
Number
Date: File:
Sheet of: Drawn By:
Revision
SR400A
SR400A BLOCK DIAGRAM
SR400A
1/1
MO GUO ZHU
VER1.0
1
第
版
SR400A BLOCK DIAGRAM
SIGNAL INPUT
VOLUME
130 deg SW
T6.3A
T6.3A
T6.3A T6.3A
02-1