The Plantronics P540-M is a next-generation universal serial bus (USB) phone optimized for Microsoft Office Communicator 2007 R2. The plug-and-play phone has a simple set-up and does not require software to be installed in addition to Microsoft Office Communicator 2007 R2. The phone provides support for the 38 languages supported by Microsoft Office Communicator 2007 R2.
This guide explains how to set up the Plantronics P540-M USB phone, including required system specifications, connection steps, and basic configuration. It also describes the phone’s features such as the two‑line display, keypad functions, presence light, and audio device selection.
Additional sections cover using the phone with Microsoft Office Communicator 2007 R2, handling calls, switching between speaker, headset, and handset audio, and troubleshooting common issues. The document includes safety notes, multilingual support, and guidance for using the phone with Live Meeting and other applications.
| Display | Two‑line display |
|---|---|
| Power source | Powered via USB from computer |
| USB hub compatibility | Not compatible with bus‑powered USB hubs |
| System requirements | Windows Vista SP1 or Windows XP Professional SP3, powered USB port |
| Supported languages | 38 languages (Microsoft Office Communicator 2007 R2) |
Attach the handset cord to the phone, then connect the USB cable from the phone to a powered USB port on the computer running Microsoft Office Communicator 2007 R2.
You need Windows Vista Service Pack 1 or Windows XP Professional Service Pack 3, a powered USB port, and Microsoft Office Communicator 2007 R2 installed.
Press the Speaker or Headset button to move the call to the other audio device, or lift the handset to switch to the handset audio.