If you are unsure on how to connect your phone line and filter correctly, follow the diagram below which best suits your situation. The inline filter is never connected to your ADSL modem. If you connect the inline filter to your modem, your Broadband ADSL will not operate.
DIAGRAM 1 - Connection of your ADSL modem directly to your 600 series wall socket. DIAGRAM 2 - Connection of your ADSL modem & telephone handset to your 600 series wall socket. DIAGRAM 3 - Connection of your ADSL modem & telephone handset to your RJ11 wall socket. DIAGRAM 4 - Connection of your ADSL modem directly to your RJ11 wall socket. DIAGRAM 5 - Connection of your telephone handset directly to your RJ11 wall socket.