Attaching directly to a wall
Attach the power supply unit to the wall securely using the 2 supplied screws (
A
).
A
4.3 Installing the Lobby Station
Before installation
R
Do not install the lobby station in the following locations. There may be a risk of malfunction or communication
disturbances.
– Places where vibration, impact, or echoing occurs.
– Places near a high concentration of dust, hydrogen sulphide, ammonia, sulphur, or noxious fumes.
– Places where there is excessive smoke, dust, and high temperature.
– Places exposed to direct sunlight.
– Places where most of the background is the sky.
– Places where the background is a white wall, and direct sunlight will reflect off it.
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4. Installation
