Skype for Business: Audiocodes Handset FAQs

How do I get started with my new telephone?

Refer to the Quick Reference for Handsets.

How do I change my handset PIN?

This PIN is used to login to your handset, as well as logging into dial-in conferences. Visit to reset. Login using your FSA credentials. The username includes the domain, so it should be formatted as For example, Jane Doe's user name would be

How do I place a call on hold, transfer calls, or forward a call?

Refer to the AudioCodes 420 or AudioCodes 440 Quick Reference Guide

  • Monitored Transfer - The transfer button on your phone is an assisted transfer. An assisted transfer allows you to remain on the line to announce the call to the called party. An assisted transfer will not allow you to complete the transfer until the called party answers.
  • Blind Transfer - A blind transfer allows you to complete the transfer before the called party answers. To perform a blind transfer, press the the soft key under the BXfer on your phone display, enter the phone number you want to transfer the caller to and hang up.
  • Hold - You can place a call on hold by pressing the HOLD key on your phone or the soft key under the Hold option on the phone screen. Press HOLD again or the Resume softkey to pick up the call.
  • Forward - When forwarding calls to another number from the handset, unanswered calls will be routed to the voice mailbox of the party to which you forwarded the call. To send unanswered calls to your voice mailbox, setup simultaneous ring in your Skype for Business client.

How do I reset my telephone?

Refer to Resetting Your Audiocodes 420/440 Handset.

My phone shows "offline". What should I do?

If your phone shows offline, locked or is not signed in, use the step-by-step instructions below to sign in:

  • Press the sign in softkey below the display
  • Enter your 4-digit extension for the phone number
  • Press the down button on the navigational wheel (below the "OK" button)
  • Enter your PIN (This is NOT your voice mail PIN. It is your phone handset/conferencing PIN. See instructions above for changing your handset PIN, if this PIN is not known.)
  • Press the sign in softkey below the display