8
947194
The paging level meter [Red LED bar graph] (see Figure 7) indicates the paging level changes that are
taking place with dual LEDs.
Calibration complete.
Figure 6.
Clock Control or Remote Control of Levels Manual Override, Relay Outputs
Figure 7.
Manual Level Control of the ALC without the Microphone & Remote Manual Level Control
-24dB -24dB -18dB -12dB -6dB
NO C
1
NO C
1
NO C
1
NO C
1
NO C
1
NO
1
NO
1
NO
1
NO
1
C
NC
C
NC
C
NC
C
NC
Control of External Devices
Relay Outputs
Clock Control or Remote Control of Levels
Manual Override
Mic Only
Mic Only
Relay Outputs
Clock Inputs or Remote Control
100dB
90dB
80dB
70dB
60dB
105dB
95dB
85dB
75dB
65dB
Full V
olume
-6 dB
-12 dB
-18 dB
-24 dB
Noise Level
dB SPL
Paging Level
dB
-18 dB
-24 dB
-12 dB
-6 dB
Manual Level Control
95dB
90dB
100dB
105dB
Set Maximum Noise Level
85dB
SPL meter
[Green LED]
Non-functional
Paging Level
[Red LED]
Maximum Noise
[Red Knob]
Not Used
Manual Level Control
[Blue Knob]
Sets Level of Audio
Automatic Level
Control
T elephone Input
Active
