User Guide
Table Of Contents
- About This Guide
- Table of Contents
- Overview
- Getting Started
- Packaging Contents
- Phone Installation
- Network Connection
- Phone Initialization
- Phone Status
- Basic Network Settings
- Wireless Network Settings
- Registration
- Idle Screen
- Entering Data and Editing Fields
- Customizing Your Phone
- Basic Call Features
- Advanced Phone Features
- Appendix
- Index

User Guide for the SIP-T41S IP Phone
18
4) Connect the power
You have two options for power connections. Your system administrator will advise you which
one to use.
AC power (Optional)
Power over Ethernet (PoE)
AC Power (Optional)
To connect the AC power:
1. Connect the DC plug on the power adapter to the DC5V port on the phone and connect the
other end of the power adapter into an electrical power outlet.
Note
Power over Ethernet
With the included or a regular Ethernet cable, the SIP-T41S IP phone can be powered from a
PoE-compliant switch or hub.
The IP phone should be used with Yealink original power adapter (5V/1.2A) only. The use of the
third-party power adapter may cause the damage to the phone.