This document is the user guide for Mitel® 5304 IP Phone, which provides information on commonly used features and characteristics of the product. A quick reference guide is also provided. Users can reprogram buttons for quick access to features or frequently called phone numbers.
This guide explains how to use the Mitel 5304 IP phone, covering programmable buttons, feature codes, and common call operations such as answering, forwarding, conferencing, and voicemail. It also details safety precautions, power requirements, and software update procedures.
Additional sections describe emergency call handling, Do‑Not‑Disturb, page announcements, product disposal, and warranty information, helping users maintain safe and reliable operation of the phone.
| Programmable buttons | 9 |
|---|---|
| Power supply options | 48‑V DC adaptor (part 50005301) or IEEE 802.3af PoE |
| Power over Ethernet support | IEEE 802.3af |
Lift the handset to answer a call.
It has nine programmable buttons.
Dial 911 in the U.S. or 999/112 in Europe.