Sennheiser Avaya 1400,1600, 2400, & 9000 Series EHS Setup (Cat #2083)

Updated by Kamika Royal on Feb 7, 2024

Installing the Sennheiser EHS for Avaya phones will make answering the phone a snap. Here's how to get set up:

Sennheiser EHS cable for Avaya phones and instruction manual


Avaya EHS Setup
  1. Plug the cord with the green sticker into the PHONE port in the back of the headset base
  2. Plug the cord with the pink sticker into the ACC port in the back of the headset base.
  3. Plug the single end of the EHS into the HEADSET jack of the phone
  4. Plug the ring detector into the box in the middle of the EHS. Stick the mic over the speaker of the phone
  5. Set compat to A and move dipswitch #1 down (in the bottom right in back of cube)

After this, you should be all set up, but if you need any other assistance, please give us a call at 1-800-432-3738!

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This is the internal support database for Headsets.com. We manufacture and sell office headsets in North America. With over 25 years' experience in the business, we know headsets.

Please use our support database for free headset support, whether you’re a Customer of ours (or not). If you have problems, suggestions, or unanswered questions, please email us at hello@headsets.com (compliments also welcomed 😀)

Looking for office headsets in the UK? Check out Headsets.co.uk.

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What is Headset Answers?

This is the internal support database for Headsets.com. We manufacture and sell office headsets in North America. With over 25 years' experience in the business, we know headsets.

Please use our support database for free headset support, whether you’re a Customer of ours (or not). If you have problems, suggestions, or unanswered questions, please email us at hello@headsets.com (compliments also welcomed 😀)

Looking for office headsets in the UK? Check out Headsets.co.uk.

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