How To Enable The Headset Option On The NEC SL1100

Updated by Jeff Warren on Jan 9, 2025

So, you have yourself a shiny new headset and an NEC SL1100 telephone. Unfortunately, this brand new Headset won't set itself up, but fortunately we the resolution for you!

On the telephone, follow these steps:

  1. Press the "MENU" soft button under the phone screen display
  2. Dial "91" to see the Headset Option
  3. Select "Enable" to turn on the Headset Option
  4. Test out the headset!

If you are interested in other features of the NEC SL1100 Telephone, here is a link to the Manual:

The NEC SL1100 Manual

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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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?