Инструкция для AASTRA 53i ip phone

Model 53i IP Phone User Guide  1

About This Guide

This guide explains how to use your new 53i phone. Not all features listed 
are available by default. Contact your system administrator to find out 
which features and services are available on your system. Your system 
administrator also has the ability to customize some features on this phone. 

Documentation

• Aastra 53i IP Installation Guide – installation and set-up instructions, 

general features and functions, and basic options list customization. This 

guide is included in the box with your phone.

• Aastra SIP 53i IP Phone User Guide – explains the most

commonly used features and functions. This guide can be downloaded 

from 

www.aastra.com.

• Aastra SIP 53i, 55i, 57i, 57i CT IP Phone Administration Guide – 

explains how to set the 53i phone up on the network and contains 

advanced configuration instructions for the 53i. This is an administrator 

level guide. This guide can be downloaded from www.aastra.com.

Introduction

This 53i IP telephone has all the features of a regular business phone, 
allowing you to make and receive calls, transfer, conference and more. The 
53i IP telephone provides communications over an IP Network using the 
SIP IP telephony protocol. 

Phone Features

• 3-line LCD screen
• 6 top keys: programmable hard keys (up to 6 programmable functions)
• 3 call appearance lines with LEDs
• Supports up to 9 call lines
• Full-duplex speakerphone for handsfree calls
• Headset support (modular connector)
• Built-in two-port, 10/100 Ethernet switch - lets you share a connection 

with your computer

• Inline power support (based on 802.3af standard) which eliminates 

power adapters. 

• AC power adapter (included)
• Enhanced  busy  lamp fields*
• Set paging*

*Availability of feature dependant on your phone system or service provider.