Grandstream Networks, Inc.

Overview

The GRP2603 and GRP2603P are essential 3-line models from Grandstream's Carrier-Grade IP Phones series, designed for mass deployment and easy management with zero-touch provisioning. These phones feature a sleek design and advanced capabilities, including 4-way voice conferencing, integrated PoE (GRP2603P), full HD audio for clear communication, EHS support for compatible headsets, and multi-language support. The GRP series incorporates enterprise-level security features such as secure boot, dual firmware images, and encrypted data storage. For cloud provisioning and centralized management, the GRP2603 is supported by Grandstream's Device Management System (GDMS), offering a unified interface for configuration, provisioning, management, and monitoring of Grandstream endpoints. These phones are built for desktop workers and are easily deployable by enterprises, service providers, and other high-volume markets.

Important Note on Emergency Calls: The GRP2603/GRP2603P are not pre-configured to support emergency calls. Users must make separate arrangements to access emergency services and are responsible for purchasing SIP-compliant internet telephone service, configuring the phones, and periodically testing the configuration. Grandstream is not liable for any claims, damages, or losses arising from the inability to use the GRP2603/GRP2603P to contact emergency services.

Precautions

• WARNING: Do not power cycle the GRP2603/GRP2603P during system boot up or firmware upgrade, as this may corrupt firmware images and cause malfunction.
• WARNING: Use only the power adapter included with the GRP2603 package. Using an alternative, non-qualified power adapter may damage the unit.

Package Contents

The package typically includes:

• 1x Phone Main Case
• 1x Handset
• 1x Phone Stand
• 1x Ethernet Cable
• 1x 5V Power adapter (Included with GRP2603 only)
• 1x Phone Cord
• 1x Quick Installation Guide

Phone Setup

Installing the Phone (Wall Mount - sold separately)

1. Attach the wall mount spacers to the designated slots on the back of the phone.
2. Mount the phone to the wall using the wall mount hole.
3. Pull out the tab from the handset cradle.
4. Rotate the tab and reinsert it into the slot with the extension pointing upwards to secure the handset when the phone is wall-mounted.

Installing the Phone (Phone Stand)

To install the phone on a table using the phone stand, attach the stand to the bottom of the phone where a slot is provided.

Connecting the Phone

Follow these steps to set up the GRP2603/GRP2603P:

1. Connect the handset to the main phone case using the phone cord.
2. Connect the 5V DC output plug to the phone's power jack and plug the power adapter into an electrical outlet. (This step can be skipped if using a PoE switch for the GRP2603P).
3. Connect the phone's LAN port to a hub, switch, or router using an Ethernet cable.
4. The LCD will display the Grandstream logo. Wait for the date/time to appear before proceeding.
5. Configure the phone using the embedded web server or the keypad configuration menu, selecting either a static IP or DHCP.

Phone Description

The phone features the following components:

• LCD Display: Shows Grandstream logo, date/time, and other information.
• Line Keys: For managing different phone lines.
• Soft Keys: Context-sensitive keys below the LCD.
• Navigation Keys: For navigating menus.
• Menu/OK Key: Accesses menus and confirms selections.
• Volume Control: Adjusts speaker and handset volume.
• Speaker Button: Activates speakerphone.
• Send Button: Initiates calls.
• Hold Button: Places calls on hold.
• Message Button: Accesses voicemail.
• Transfer Button: Transfers calls.
• Standard Keypad: For dialing numbers.
• Headset Port: For connecting a headset.
• Handset Port: For connecting the handset.
• Power Port: For the power adapter.
• LAN Port: For network connection.
• Kensington Lock: For security.
• Message Waiting Indicator: Visual alert for new messages.
• Headset Indicator: Shows when a headset is active.
• Mute Button: Mutes the microphone.

Phone Configuration

Using a Web Browser

1. Ensure the phone is powered on and connected to the internet.
2. Press the "UP" navigation button to display the IP address.
3. Enter the phone's IP address into your PC's web browser.
4. Log in using the admin username and password. (Default username is "admin"; the default password is on a sticker on the back of the unit).

Using the Keypad

1. Ensure the phone is idle.
2. Press the MENU key to access the phone's menu.
3. Navigate to MENU → SETTINGS → ACCOUNT SETTINGS to configure SIP Proxy, Outbound Proxy, SIP User ID, SIP Auth ID, and SIP Password.
4. Follow the MENU options to configure basic phone features, such as setting a static IP address. Refer to the GRP260X series User Manual for detailed instructions.
5. Contact your ITSP (Internet Telephony Service Provider) for any additional settings required to configure the phone.

Software and Licensing

The GNU GPL license terms are incorporated into the device firmware. These terms can be accessed via the device's web user interface at http(s)://IP/gpl_license. To obtain a CD with GPL source code information, submit a written request to info@grandstream.com.

For more detailed information, online documents, and FAQs, visit: www.grandstream.com/our-products

This product is covered by one or more U.S. patents and foreign patent counterparts identified at www.cmspatents.com.

Regulatory Information

U.S. FCC Part 68 Regulatory Information

This equipment complies with Part 68 of the FCC rules. A label on the equipment contains the ACTA registration number and ringer equivalence number (REN). This information must be provided to the telephone company if requested. The REN determines the quantity of devices connectable to a telephone line; excessive RENs may prevent devices from ringing. The sum of RENs should not exceed 5.0 in most areas. Contact the telephone company to determine the maximum REN for your calling area.

This equipment cannot be used on telephone company-provided coin service. Connection to Party Line Service is subject to State Tariffs.

If this equipment causes harm to the telephone network, the telephone company will provide advance notice of temporary service discontinuance. The customer will be advised of their right to file a complaint with the FCC if necessary. The telephone company may make changes to its facilities or procedures that could affect equipment operation, and will provide advance notice for necessary modifications.

If trouble is causing harm to the telephone network, the telephone company may request equipment removal until the problem is resolved. This equipment uses USOC jacks: RJ45C. It is recommended to install an AC surge arrester in the AC outlet connected to this device to protect against lightning strikes and electrical surges.

The device has a HAC (Hearing Aid Compatibility) function; care should be taken to avoid scratching the earpiece.

For assistance with this equipment, contact:

Company Name: Grandstream Networks, Inc.
Address: 126 Brookline Ave, 3rd Floor Boston, MA 02215, USA
Tel: 1-617-5669300
Fax: 1-617-2491987

U.S. FCC Part 15 Regulatory Information

This device complies with Part 15 of the FCC Rules, subject to two conditions: (1) it may not cause harmful interference, and (2) it must accept any interference received, including interference that may cause undesired operation.

Any changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate the equipment.

This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to Part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation. This equipment generates, uses, and can radiate radio frequency energy. If not installed and used in accordance with instructions, it may cause harmful interference to radio communications. There is no guarantee that interference will not occur in a particular installation. If harmful interference to radio or television reception occurs (which can be determined by turning the equipment off and on), the user is encouraged to try to correct the interference by:

• Reorienting or relocating the receiving antenna.
• Increasing the separation between the equipment and receiver.
• Connecting the equipment into an outlet on a circuit different from that to which the receiver is connected.
• Consulting the dealer or an experienced radio/TV technician.

Canada Regulatory Information

This device contains licence-exempt transmitter(s)/receiver(s) that comply with Innovation, Science and Economic Development Canada's licence-exempt RSS(s). Operation is subject to the following two conditions: (1) This device may not cause interference, and (2) This device must accept any interference, including interference that may cause undesired operation of the device.

L'émetteur/récepteur exempt de licence contenu dans le présent appareil est conforme aux CNR d'Innovation, Sciences et Développement économique Canada applicables aux appareils radio exempts de licence. L'exploitation est autorisée aux deux conditions suivantes : 1) L'appareil ne doit pas produire de brouillage; 2) L'appareil doit accepter tout brouillage radioélectrique subi, même si le brouillage est susceptible d'en compromettre le fonctionnement.

CAN ICES-3 (B)/NMB-3(B)