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1. Check whether the power supply voltage is in accordance with the device's voltage.
2. Pay attention to dry hands before using a cable.
3. Do not spill liquids on the device.
Guidelines for cleaning
1. Disconnect and unplug the device from the power supply before cleaning.
2. Use a soft, dry, antistatic cloth to clean the device.
Please find instructions on operation in the manufacturer's manual.
2. Encryption
You have the option of voice encrypting (SRTP) your telephone calls. You can activate this function
for your customer account via the administration portal at any time.
Activation of this function is subject to fees.
- Activate the function on the administration portal.
- Restart all telephones. Restarting may take a few minutes. During a conversation a lock icon on
the telephone display indicates encryption is activated.
⇒ The active call is now encrypted.
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