ASL INTERCOM VAR4 - Default Chapter; Table of Contents

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VAR4 / VAR12 / VAR20 - Operation Manual

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Contents

1 Introduction .............................................................................................................................................. 9

1.1 About this Document .................................................................................................................. 9

1.2 VAR Router SW Version ............................................................................................................ 9

2 VAR Router Operation........................................................................................................................... 10

2.1 VAR Router Front Panel........................................................................................................... 10

2.1.1 Indicators .......................................................................................................................... 10

2.1.2 Controls............................................................................................................................. 11

2.1.2.1 Access Code ............................................................................................................. 12

2.1.2.2 LCD Display Timeouts .............................................................................................. 12

2.1.2.3 Restoration of Default Settings ................................................................................. 12

2.2 Responding to Fault Indications ............................................................................................... 13

2.2.1 Records............................................................................................................................. 13

2.2.2 Action Following a Fault.................................................................................................... 13

2.3 Navigating the Menus............................................................................................................... 14

2.3.1 Display Structure...............................................................................................................14

2.3.2 Menu Selection Markers ................................................................................................... 14

2.3.3 Selecting Menu Item and Saving Changes ...................................................................... 14

2.3.4 Changing an Option.......................................................................................................... 15

2.3.5 Rotary Encoder ................................................................................................................. 15

2.4 Conventions Used in this Manual............................................................................................. 15

2.5 Menu Map of Functions ............................................................................................................ 16

3 Typical Configuration Process............................................................................................................. 18

4 Accessing the VAR Router ................................................................................................................... 20

4.1 Initialisation............................................................................................................................... 20

4.2 Logging On ............................................................................................................................... 21

4.3 Logging Off ............................................................................................................................... 21

4.4 Changing the System Access Code......................................................................................... 22

5 VAR Router Configuration .................................................................................................................... 23

5.1 VAR Router Operation Mode.................................................................................................... 23

5.1.1 Network Topology ............................................................................................................. 23

5.1.1.1 System Parameters................................................................................................... 23

5.1.1.2 Main Network Features ............................................................................................. 23

5.1.2 Setting the VAR Router to Stand-alone Operation ........................................................... 25

5.1.2.1 Network Channel Configuration ................................................................................ 25

5.1.2.2 Mic/Line Inputs 1, 3 and 4 Type Configuration ......................................................... 26

5.1.3 Setting the VAR Router to Network Operation ................................................................. 27

5.1.3.1 Network Channel Configuration ................................................................................ 27

5.1.3.2 Mic/Line Input Configuration as Network Channel.................................................... 28

5.1.3.3 Network Channel Surveillance Tone Detection ........................................................ 29

5.1.3.4 Network Channel Equalisation Configuration ........................................................... 30

5.1.3.5 Network Channel Fade Up and Down Time Configuration....................................... 31

5.1.3.6 Network Channel Pre-announcement Chime Configuration..................................... 32

5.1.3.7 Network Channel Input Gain and the Line Sensitivity Configuration ........................ 33

5.1.3.8 Network Channel Relative Gain Configuration ......................................................... 34

5.1.3.9 Network Channel Name Configuration ..................................................................... 35

5.1.3.10 Network Input Ambient Noise Sensor (ANS) Configuration...................................... 37

5.1.3.11 Network Input Fallback.............................................................................................. 39

5.1.3.12 Network Priority Configuration .................................................................................. 40

5.1.3.13 Audio Control Unit Configuration .............................................................................. 40

5.2 VAR ID...................................................................................................................................... 41

5.3 VAR Router Name.................................................................................................................... 41

5.4 System Date / Time .................................................................................................................. 42

5.5 Temperature ............................................................................................................................. 43

5.6 RS-232 Asynchronous Port ...................................................................................................... 43

5.7 Emergency Sounder Operation................................................................................................ 44

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