Handset Lifter for ZūM DECT Headset™ and ZūM eco-DECT Pro ™ User Guide
9
Troubleshooting
You can’t hear a dial tone
• Press the Talk button on your headset to activate
the Handset Lifter.
• Check the height of the Handset Lifter and confirm
that the handset is up high enough to be in the Off
Hook position. If not, reposition the Lifter so that
the handset lifts off the phone high enough.
• Check that the Handset Lifter cable is plugged into
the correct jack on the back of the Base Unit of the
Headset firmly. The correct jack is labeled
Lifter.
• Check that your phone has power.
• Confirm that the Headset is plugged in and that
your Headset is charged. Your Headset should
also be registered with the Base Unit. If you have
not done this step, do it now. With the Headset in
the Base Unit cradle, press and hold the
Register
button on the Base Unit for 5 seconds until the
In
Use
Status LED flashes. Press and hold the
Mute
button on the Headset for 3 seconds until the
blue and red color LEDs flash.
• When the registration is complete, all the LEDs
will shut off.
