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HD-Phone Zermatt

Your Zermatt HD-Phone

Installation & keypad overview

Find out everything you need to know about the operation and functions of this HD phone.
The Zermatt HD-Phone only works in conjunction with the Swisscom Internet-Box on a fixed network connection (IP).



Making calls

Managing calls

Replacing the battery

  1. Pick up the telephone. Press hard on the cover with both thumbs and push it away from you at the same time.
  2. Replace the batteries. Only use AAA NiMH-930 mAh batteries.
  3. Replace the cover on the telephone and close the battery compartment by pushing the cover back until it snaps into place (clicks).

Crown button

The crown button can be assigned a function of your choice. The following options are available:

  • Display missed calls
  • Make an internal call
  • Select a saved number using the direct call function
  • Add the last number to the blacklist
  • Block incoming calls
  • Block anonymous calls
  • Forward calls
  • Withhold your number

How to activate the crown button: On your handset press Menu > Settings > Configure crown button and select the function of your choice.


Please note: If you block incoming calls via the crown button you can only reverse this setting in the Swisscom Customer Center.


Video instructions for the crown button.


Additional functions (ringtone etc.)

Change ringtone

Short dialling

Clock and alarm


Night mode