Operating instructions

8
English
3.0 Configurations
Figure 5
Block diagram.
3.2 Signal processing
The block diagram in Figure 5 is on the top of the system controller. It illustrates the audio
signal’s path through the controller.
315mA FUSE
SLO-BLO
AC POWER
CONNECTOR
POWER
SUPPLY
POWER
220-240VAC
100-120VAC
SELECT SWITCH
OFF ON
POWER
CHANNEL A
CHANNEL B
0-26dB
AUTOMATIC
GAIN ADJ.
∑
∑
OFFPAGE
∑
PAGE LEVEL
PAGE
LINEMIC
300mV 2V
300mV 2V
INPUT
OUTPUT
BLOCK DIAGRAM
PAGE
DRIVE
PAGE
EQ.
∑
∑
AUDIO GND
GND
OPEN
PAGE/MUSIC
SWITCHER
PAGE
∑
OFFPAGE
OFFPAGEOFFPAGE
CHANNEL A
EQ.
CUT NORMAL
BASS CUT
CHANNEL B
EQ.
CUT
NORMAL
BASS CUT
CHANNEL A
MODEL 32
EQ.
MODEL 8
EQ.
MODEL 32 MODEL 8LINE
CHANNEL B
MODEL 32
EQ.
MODEL 8
EQ.
MODEL 32 MODEL 8LINE
AGC
DETECTOR
OPTI-VOICE
®
AM177675-2_04_V.pdf • May 7, 2002