Simplex 4100U User Manual

8-10
1. Press the button labeled “Local Speaker Alert” to hear what is being played on the Alert
channel at that time. The LED associated with this button illuminates when the button is
pressed to indicate the function is active.
Note: If the user picks up the local phone or keys the microphone while the local speaker is
active, the speaker shuts off to prevent feedback. The local speaker turns back on when the
page is complete.
Press the Alarm Silence button on the front panel to silence the audio system. When you do this,
the speakers remain on, but play nothing.
Press the System Reset button to reset the audio system. When you do this, the following occurs.
• All speakers and associated LEDs turn OFF.
• The local speaker turns off.
• Any paging that is in progress is canceled.
Two Channel Audio Operation, Continued
Listen to What is
Being Played on the
Alert Channel Using
the Local Speaker
Silencing the Audio
System
Resetting the Audio
System
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Simplex 4100U Specifications

General

Control Panel Type	Addressable Fire Alarm Control Panel
Display	LCD
Power Supply	120/240 VAC, 50/60 Hz
Max Signaling Line Circuits (SLC)	2
Operating Temperature	0°C to 49°C (32°F to 120°F)
Humidity Range	10% to 93% non-condensing
Network Capability	Yes
Communication Protocol	RS-232, RS-485
Battery Backup	24 VDC
NAC Outputs	4
Signaling Line Circuits (SLCs)	2
Power Supply Current	3.0 A
Max Notification Appliance Circuits (NAC)	4
Max Releasing Circuits	4
Max Relay Circuits	4
Communication Ports	RS-232, RS-485