sks HT 4600 Bedienungsanleitung Seite 6

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Changing the ring tone for
floor calls
Press the ring tone key continuously and, within 2
seconds, also press the open door key without
releasing it. Wait until you hear the desired ring
tone. Release both keys.
You can choose from 4 different ring tones.
Modifying the volume of the ring
tone
Press the ring tone key continuously until the
desired volume has been reached.
You can set the volume to 5 levels.
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Light key and special key
The special key "S" is usually used to switch in
combination with switch actuator 4507. By pressing
the light key, an internal, potential-free intercom
contact is closed.
The light key can also be used for switching the
switch actuator. If you would like this option, please
notify us when you place your order.
1 - 6
internal calls
This function is only available on units with 10
keys. Communication between maximum 6 internal
units is possible.
To activate the internal call function, pick up the
receiver and press the corresponding key until you
hear a confirmation tone.
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