Jabra GN9120/9125 Switch Interface Modes

Reasons to switch modes:
  • If using a lifter or EHS cable the wrong mode will cause a lack of reliable performance of the lifter/EHS
  • Wrong mode may result in no audio in headset or handset

  1. Place the headset onto the base.  Make sure that the base display (lights) is turned towards you.
  2. With the headset resting on the base, press the volume control keys “+ and -“, simultaneously (hold approx 6-8 seconds), until the red Online indicator on the headset starts to flash rapidly.
  3. You are n ow in interface switching mode, and can set the GN9120/9125 to work with your telephone’s interface.
  4. Now you may use the “+ or -” volume control button to move between the individual software modes.  The unit’s 3 indicators shows which iterface the GN9120/9125 is in.  Push volume button until you see the mode applicable to you.  See the illustration below to determine the type of interface.

GN9120 9125 interface mode



Note:  If after completing the mode switching the problems persists, please contact
NRG TeleResources for further assistance.
888-753-7300   |   info@nrgteleresources.com