Our system has detected that your microfilter(s) are missing, not connected properly, or is faulty.
To troubleshoot the issue, follow these steps:

Step 1

Please check that your telephones and/or fax devices are properly connected to a wall socket with a microfilter. You can refer to the picture below if you are not sure what a microfilter looks like.

Step 2

If your cables are connected properly and the problem persists, your microfilter might need replacing. You can change your microfilter at our Self-Replacement Centres.