This is a Mitel IP phone user guide, which introduces the phone's function keys and feature codes
This guide provides instructions for using the Mitel 5320, 5330, and 5340 IP phones. It covers frequently used feature codes, call handling procedures such as answering, forwarding, transferring, and conferencing, as well as voicemail and do‑not‑disturb functions.
Safety information, power supply options (48 V DC adaptor or IEEE 802.3af PoE), UPS runtime, and software update cautions are also included to help administrators maintain reliable operation.
| Power supply (adapter) | 48 V DC, 100‑240 V AC, 50‑60 Hz (part 50005301) |
|---|---|
| Power over Ethernet (PoE) standard | IEEE 802.3af |
| UPS backup runtime | ≈10 minutes |
Dial 911 in the U.S. or 999/112 in Europe to place an emergency call.
Press the Fwd button, then enter the feature code and the destination number.