Controlling The Audio Functions; Introduction; To Page All Areas; To Select Speakers/Audio Control - Simplex 4120 Operating Instructions Manual

Controlling the Audio Functions

Introduction

To Page All Areas

To Select Speakers/Audio
Control
The audio function is an option that can come with the NPU. When equipped
with this option, the operator can talk over the speakers that are located
throughout the facility. The operator can select all speakers or various groups of
speakers. The audio control panel is located below the membrane switches.
Follow these steps to page all areas:
1. Press the ALL SPEAKERS TALK switch on the Audio Control Panel
(see Figure 2-2).

Figure 2-2. Audio Control Panel and Phone Control Panel

2. Remove the microphone and depress its talk switch.
3. Talk into the microphone after the READY TO TALK LAMP illuminates to
page all areas.
Follow these steps to select speakers/audio controls:
1. Press the AUDIO CONTROL switch.
2. Use the touchscreen display to select the desired speakers or audio function.
2-5
firealarmresources.com
Continued on next page