5
List of documentation
1. E20N Configuration – Front Panel................................................................... 7
1.1 E20N Configuration..................................................................................... 7
1.2 Front Panel ................................................................................................. 8
2. GAP control programming............................................................................. 10
2.1 Stable and repetitive background noise.................................................... 11
2.2 Variable and oscillating background noise ............................................... 12
3. CRASH control programming........................................................................ 13
3.1 Programming procedure ........................................................................... 13
4. Troubleshooting and Maintenance ............................................................... 14
4.1 Introduction ............................................................................................... 14
4.2 Alarm conditions ....................................................................................... 14
4.3 Ordinary maintenance............................................................................... 15
4.3.1 Cleaning of the electronic unit........................................................... 15
4.3.2 Cleaning of the contactless microphone........................................... 15
4.4 Extraordinary maintenance ....................................................................... 15
List of drawing
Figure 1: E20N Front Panel ........................................................................................ 8