Grandstream Networks GXP 1620 User Manual

GXP 1620 USER MANUAL_Ver2.0.1
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Thank you for purchasing Grandstream GXP1620.
Make!sure!and!acknowledge!that!you!have!read!this!manual!before!using!GXP1620.!
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Package Contents:
1. Main Case
2. Handset
3. Phone Cord
4. AC Power Adaptor
5. Ethernet Cable
6. Phone Stand
7. Quick Start Guide

Grandstream Networks GXP 1620 Specifications

General

Brand	Grandstream Networks
Model	GXP 1620
Category	IP Phone
Language	English

Summary

Product Overview and Setup

Package Contents

Lists all items included in the phone package.

LCD Familiarization

Explains the phone's screen interface and soft key functions.

Keypad Buttons Functionality

Details the purpose and operation of each physical button on the keypad.

Phone Configuration Guide

Initial IP Address Verification and Login

Steps to find the IP address and log into the web interface.

Account and General Settings

Configuration of SIP server, account name, and user IDs.

Network and Security Settings

Setting up NAT traversal and validating SIP security parameters.

Audio and Call Features Configuration

Adjusting audio codecs and customizing call handling features.

Date, Time, and Web Access Management

Setting time zone, NTP server, and managing web interface security.

Maintenance and Firmware Updates

Upgrade and Provisioning Settings

Configuring automatic firmware checks and update methods.

Automatic Upgrade Scheduling

Setting up the frequency and method for automatic firmware upgrades.

Safety and Troubleshooting

Safety Precautions and Warnings

Crucial safety guidelines for device usage and handling.

Troubleshooting Common Issues

Solutions for general failures, ringer problems, and call interruptions.

Initialization and Factory Reset

Procedure for resetting the phone to factory default settings.