GRANDSTREAM GRP2604 3-Line Essential IP Phone User Guide
- June 10, 2024
- GRANDSTREAM
Table of Contents
GRP2604 / GRP2604P
3-Line Essential IP Phone
Quick Installation Guide
GRP2604 3-Line Essential IP Phone
The GRP2604/GRP2604P is not pre-configured to support or carry emergency calls to any type of hospital, law enforcement agency, medical care unit (“Emergency Service(s)”) or any other kind of Emergency Service. You must make additional arrangements to access Emergency Services. It is Your responsibility to purchase SIP-compliant Internet telephone service, properly configure the GRP2604/ GRP2604P to use that service, and periodically test Your configuration to confirm that it works as You expect. If You don’t do so, it is Your responsibility to purchase traditional wireless or landline telephone services to access Emergency Services.
GRANDSTREAM DOES NOT PROVIDE CONNECTIONS TO EMERGENCY SERVICES VIA THE GRP2604/GRP2604P. NEITHER GRANDSTREAM NOR ITS OFFICERS, EMPLOYEES OR AFFILIATES MAY BE HELD LIABLE FOR ANY CLAIM, DAMAGE, OR LOSS, AND YOU HEREBY WAIVE ANY AND ALL SUCH CLAIMS OR CAUSES OF ACTION ARISING FROM OR RELATING TO YOUR INABILITY TO USE THE GRP2604/GRP2604P TO CONTACT EMERGENCY SERVICES, AND YOUR FAILURE TO MAKE ADDITIONAL ARRANGEMENTS TO ACCESS EMERGENCY SERVICES IN ACCORDANCE WITH THE IMMEDIATELY PRE- CEDING PARAGRAPH.
PRECAUTIONS:
WARNING: Please DO NOT power cycle the GRP2604/GRP2604P during system
boot up or firmware upgrade. You may corrupt firmware images and cause the
unit to malfunction. WARNING: Use only the power adapter included in the
GRP2604 package. Using an alternative non-qualified power adapter may possibly
damage the unit.
OVERVIEW
Part of the GRP series of Carrier-Grade IP Phones, the GRP2604 is an essential 3-line model designed with zero-touch provisioning for mass deployment and easy management. It features a sleek design and a suite of next-generation features including 4-way voice conferencing to maximize productivity, integrated PoE (GRP2604P), full HD audio on both the speaker and handset to allow users to communicate with the utmost clarity, EHS support for Plantronics & Jabra & Sennheiser headsets and multi-language support. The GRP series includes carrier-grade security features to provide enterprise-level security, including secure boot, dual firmware images and encrypted data storage. For cloud provisioning and centralized management, the GRP2604 is supported by Grandstream’s Device Management System (GDMS), which provides a centralized interface to configure, provision, manage and monitor deployments of Grandstream endpoints. Built for the needs of desktop workers and designed for easy deployment by enterprises, service providers and other high-volume markets, the GRP2604 offers an easy-to-use and easy-todeploy voice endpoint.
PACKAGE CONTENTS:
PHONE SETUP
*Installing the phone (Wall Mount sold separately):**
- Attach the wall mount spacers to the slot for wall mount spacers on the back of the phone.
- Attach the phone to the wall via the wall mount hole.
- Pull out the tab from the handset cradle (See figure below).
- Rotate the tab and plug it back into the slot with the extension up to hold the handset while the phone is mounted on the wall (See figure below).
Installing the phone (Phone Stand):
For installing the phone on the table with the phone stand, attach the phone
stand to the bottom of the phone where there is a slot for the phone stand.
(Upper half, bottom part). 
Installing BLF Paper label:
- Handwrite or print the names on the dedicated space on the paper label.
- Place the paper label in the groove of the phone.
- Bend the plastic film so that the protruding points on the left and right sides snap into the grooves to complete the installation.
- If you want to take it out, use a nail or thin card to move the slit on one side of the film to bend it and then take it out.
Scan QR code to watch the BLF configuration and installation video
CONNECTING THE PHONE:
To setup the GRP2604/GRP2604P, follow the steps below:
- Connect the handset and main phone case with the phone cord.
- Connect the 5V DC output plug to the power jack on the phone; plug the power adapter into an electrical outlet. If PoE switch is used in step 3 (GRP2604P only), this step could be skipped.
- Connect the LAN port of the phone to the RJ-45 socket of a hub/switch or a router (LAN side of the router) using the Ethernet cable.
- The LCD will display Grand stream logo. Before continuing, please wait for the date/time display to show up.
- Using the phone embedded web server or keypad configuration menu, you can further configure the phone using either a static IP or DHCP.
PHONE DESCRIPTION
PHONE CONFIGURATION
Configure the GRP2604/GRP2604P using a Web Browser:
- Ensure your phone is powered up and connected to the Internet.
- Press the “UP” button to display the IP address.
- Type the phone’s IP address in your PC browser.
- Enter admin’s username and password to access the configuration menu.
(The factory default username is “admin” while the default random password can be found on the sticker at the back of the unit).
Configure the GRP2604/GRP2604P using the Keypad:
- Make sure the phone is idle.
- Press the MENU key to access the keypad MENU to configure the phone.
- Select MENU → SETTINGS → ACCOUNT SETTINGS to configure settings for SIP Proxy, Outbound Proxy, SIP User ID, SIP Auth ID and SIP Password.
- Follow MENU options to configure the basic features of the phone. For example: the IP address if using a static IP. For details, please check GRP260X series User Manual.
- Please contact your ITSP for additional settings that may be necessary to configure the phone.
The GNU GPL license terms are incorporated into the device firmware and can be
accessed via the Web user interface of the device at
http(s)://IP/gpl_license.
To obtain a CD with GPL source code information please submit a written
request to [email protected]
Refer to online documents and FAQ for more detailed information:
http://www.grandstream.com/our-products
This product is covered by one or more of the U.S. patents (and any foreign
patent counterparts thereto) identified at
www.cmspatents.com
Grandstream Networks, Inc.
126 Brookline Ave, 3rd Floor
Boston, MA 02215 USA
Voice: 617-566-9300
Fax: 617-249-1987
www.grandstream.com For Certification, Warranty
and RMA information,
please visit www.grandstream.com