![](/images/new-backgrounds/1136482/13648215x1.webp)
Plena
en 8
2.4Controls, connectors and indicators
2.4.1Top side
See figure 2.1 for an overview of the controls and indicators on the top side of the call station:
1Zone selection buttons - Two buttons to select the zones to which the business call is distributed. Each button has a green LED, which indicates the zone to which the business call is distributed.
2
3Status indicator - A LEDs that indicates the status of the call station. See section 2.3.3.
Plena
1
3
2.4.2Bottom side
See figure 2.2 for an overview of the controls and indicators at the bottom of the call station:
1Configuration settings - A set of DIP switches to configure the call station (by setting the microphone gain level, the chime and the speech filter). See
section 4.2.
2System sockets - Two redundant
3Rotary volume control - A rotary volume control (potentiometer) to set the output volume of the call station. See chapter 5.3.
2
3
2
figure 2.1: Top view
1 |
|
| ON |
2 |
| ||
|
|
| |
3 |
|
|
|
|
|
| |
4 |
|
|
|
|
|
| |
5 |
|
|
|
|
|
| |
6 |
|
|
|
|
|
| |
7 |
|
|
|
|
|
| |
8 |
|
|
|
|
|
|
1
figure 2.2: Bottom view
Bosch Security Systems