How do I Connect the Plantronics EHS for Avaya 1400, 2420, 4600, 5000, & 9000 Series Phones

Updated by Hayden Everly on May 31, 2023

1) Disconnect AC/DC power cord from the headset charger base

2) Connect both the RJ9 and 3.5mm (accessory plug) from Plantronics Electronic Hookswitch for Avaya 1400 & 9000 Series Phones / Plantronics Electronic Hookswitch for Avaya 2420, 4600, & 5000 Series Phones into Plantronics base

3) Connect RJ9 into headset jack on Avaya phone base

4) Reconnect AC/DC power cord to headset charger base

5) Set compat slider to A on headset charger base

6) Test the headset!


Plantronics Electronic Hookswitch for Avaya 1400 & 9000 Series Phones Compatible AVAYA Phone Models:

1408, 9608, 9670

1416, 9611, 9620L

1608, 9620, 2410

1616, 9621, 4630

9404, 9630, 6416D+M

9406, 9640, 6424D+M

9504, 9641G

9508, 9650


Plantronics Electronic Hookswitch for Avaya 2420, 4600, & 5000 Series Phones Compatible AVAYA Phone Models:

2420, 5420

4610, 5610

4610SW, 5620

4620, 5621

4620SW

4621SW

4622SW

4625SW

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.

Leitner LH470 Wireless Dongle Headset
Leitner Headsets logo

Ready for a better headset?

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.

Questions/comments?