Grandstream Networks DP750 User Manual
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Grandstream Networks DP750 User Manual

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Grandstream Networks, Inc.
DP750/DP720
User Guide

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Summary of Contents for Grandstream Networks DP750

  • Page 1 Grandstream Networks, Inc. DP750/DP720 User Guide...

  • Page 2: Product Overview

    Thank you for purchasing Grandstream DP750 DECT IP Base Station and DP720 DECT Handset. The DP750 is a powerful DECT VoIP base station that pairs with up to 5 of Grandstream’s DP720 DECT handsets to offer mobility to business and residential users. It supports a range of 300 meters outdoors and 50 meters indoors to give users the freedom to move around their work or home space, delivering efficient flexibility.

  • Page 3: Dp750 Technical Specifications

    Table 2: DP720 Features at a Glance DP750 Technical Specifications The following table resumes all the technical specifications including the protocols / standards supported, voice codecs, telephony features, languages and upgrade/provisioning settings for the Base station DP750. Telephony standards: DECT Frequency bands: 1880 –...

  • Page 4: Dp720 Technical Specifications

    CE: EN60950; EN301489-1-6; EN301406 Compliance RCM: AS/NZS60950 ANATEL: #2288-16-9452 Table 3: DP750 Technical Specifications DP720 Technical Specifications The following table resumes all the technical specifications including the protocols / standards supported, voice codecs, telephony features, languages and upgrade/provisioning settings for the DP720 handset.
  • Page 5 G.722 codec for HD audio and G.726 codec for narrow band audio (G.711μ/a-law, G.723.1, G.729A/B, Voice Codecs iLBC and OPUS are supported via companion DECT base station DP750), AEC, AGC, Ambient noise reduction Telephony Hold, transfer, forward, 3-way conference, call park, call pickup, downloadable phonebook, call waiting,...

  • Page 6: Getting Started

    Table 4: DP720 Technical Specifications GETTING STARTED This chapter provides basic installation instructions including the list of the packaging contents and also information for obtaining the best performance with the DP720 IP DECT phone and its base station DP750. Equipment Packaging DP720...

  • Page 7: Connecting Via Ac Power

    Note For better signal range, we recommend to install DP750 horizontally with LED side facing toward the usage area. For example, if you just put it on a desk, the LED better face up, if you mount it on the ceiling, it better LED face down, in both cases, it toward the space area.

  • Page 8: Connecting Via Poe

    Figure 4: Connecting the Base station Connecting via PoE To connect the base station using PoE, you need to connect the Ethernet cable provided (or 3rd party network cable) between the Network Socket on the base station to Ethernet port of your PoE switch/hub. Setting up DP720 handset Please follow below steps to insert batteries into the handset: 1.

  • Page 9: Setting Up The Charge Station

    3. After setting up the handset and the charge station, place the handset in the charge station. Figure 6: Setting up the charge station DP750 LED Patterns The DP750 has 5 LED lights on it. Please see on the following table the meaning of each light. Table 6: DP750 Led Patterns Status Indicates power ON/OFF Indicates access to the Network.

  • Page 10: Dp720 Handset Description

    Indicates status of the lines. Blinking: A line is in use. Solid ON: All lines are free. The radio icon for pairing the DP720 and DP750, if we keep pressing the radio button it starts blinking indicating pairing attempt. DP720 Handset Description The LCD screen and the keypad are the main hardware components of the DP720.

  • Page 11: Dp720 Icons Description

    Description Off-hook / Dial key Enters dialing mode, or dials number entered. On-hook / Power key Terminates calls, or turns the handset on / off. Provides the digits, letters, and special characters in context-sensitive applications. For Alphanumeric Keypad + sign, press and hold key 0. Hands-free / Speaker key Switches between handset and hands-free / speaker modes.
  • Page 12 Signal status Signal very low Signal status Signal low Signal status Signal normal Signal status Signal good Signal status Signal very good Microphone MUTE Status OFF – Not muted ON – Muted Speaker status OFF – Speaker is inactivated ON – Speaker is activated Headset icon Missed Call icon Voicemail icon...
  • Page 13 DND Status. OFF – Do Not Disturb disabled ON – Do Not Disturb enabled Call forward Call waiting Information Account not registered Account Registered Error message Handset number Incoming Call notification Outgoing Call notification Missed Call notification Voicemail notification Contacts Call History Registration Voice Mail...

  • Page 14: Dp720 Handset Menu

    Preferences Shortcut Call features Status Settings Table 8: DP720 Icons Description DP720 Handset Menu The handset has an easy-to-use menu structure. Every menu opens a list of options. To open the main menu, press “Menu” (left softkey) when the handset is on and in standby mode. Press Arrow keys to navigate to the menu option you require. Then press “Select”...
  • Page 15 Figure 8: DP720 Menu Structure Cont Display the contacts created on the handset DP720 and/or the ones imported via XML or LDAP on DP750. acts Display the call history: 1. Missed Calls. Call 2. Accepted Calls. Histo 3. Outgoing Calls.
  • Page 16 1. Play Message Play voice mail messages received. 1. Set Voice Mail Voice Mail Configure voice mail parameters. 1. Set Key 1 Configure Key 1 as VM speed dial for selected account. Outgoing Default Line Select account to be use by default for outgoing calls. Auto Answer Enable/Disable Auto Answer.
  • Page 17 Customizing keys functions : Configure Left Softkey function in idle. Function can be set as Menu, History, Contacts, Line or PTT. Default is Menu. : Configure Right Softkey function. Function can be set as History, Contacts, Line or PTT Default is Contacts. : Configure Arrow UP Key function.
  • Page 18 Setti 1. Handset Name Change the Handset name. 1. Phone Language Select the language to be displayed on the phone’s LCD. (Default is English.) 1. Date/Time Configure date and time on the Handsets. 1. Audio Specify ringtones for internal/external calls, the volume, advisory tones (Keypad, Confirmation, Low battery notifications).

  • Page 19: Basic Operations

    Users can quit at any time by pressing “Skip” (left softkey). Register DP720 Handset to DP750 Base Station 1. On DP750 Base station, press and hold the Radio/Page button for 7 seconds until the Radio icon starts blinking to start Subscription process. Or Access web UI, and press Subscribe icon to Open Subscription.

  • Page 20: Switching Between Different Base Stations

    Figure 10: Registration process Using DP720 with Multiple DP750 Base Stations DP720 is able to be registered to up four different DP750 base stations. Registering DP720 to an additional DP750 base station Considering DP720 is previously registered to an initial base station, please follow below steps to register a handset to an additional base station: 1.

  • Page 21: Unregister The Dp720

    6. Press “Done” (left softkey) to confirm or “Back” (right softkey) to cancel. Using DP750 Base Station UI: 1. Access DP750 Web Interface. 2. Go to Status �� DECT Base Status. 3. Locate the handset to unregister and press “Unsubscribe” button. Figure 13: Unregister DP720 from DP750 web UI...

  • Page 22: Locate Via Dp750 Web Ui

    Obtain DP750 Base Station IP Address via paired DP720 DP750 is by default configured to obtain IP address from DHCP server where the unit is located. In order to know which IP address is assigned to your DP750, please follow below steps using a paired DP720 handset with your DP750 base station.

  • Page 23: Locate Via Dp750 Base Station

    Figure 14: Locate Handset via Web UI Locate via DP750 Base station 1. On DP750 Base station back side, press Radio/Page button 2. All registered handsets will receive Paging call. 3. Once located, you can end the paging calling by pressing any key on the handsets or by pressing again Radio/Page button.

  • Page 24: Basic Network Settings

    , then select Handset Status. Basic Network Settings Once connected to the network, DP750 base station will attempt to contact a DHCP server to obtain valid network settings (e.g., IP address, subnet mask, gateway address and DNS address) by default.

  • Page 25: Return To Idle Screen

    Register a SIP Account DP750 supports up to 10 SIP accounts, 5 handsets. Each handset can be configured up to 10 accounts. Please be aware that line settings will be affected by DID settings (hunting group settings) in “DECT �� SIP Account Settings”. For more details about “Hunting Group”, please refer to...
  • Page 26 After applying your configuration, your phone will register to your SIP Server. You can verify if your DECT phone has registered with your SIP server from your DP750 web interface under Status �� Account Status (a green background with Yes under SIP Registration column for corresponding account indicates the account has been...

  • Page 27: Phone Settings

    Enter the desired name and press “Rename” and then the DP720 will display a confirmation message that the rename operation was successful. Figure 19: Handset Name editing Using DP750 Base Station UI: 1. Access DP750 Web Interface. 2. Go to DECT ��...

  • Page 28: Changing The Base Pin Code

    3. Set new PIN code in Admin PIN Code field. Note: Only digits accepted. Minimum allowed length is 4 digits. Figure 22: Changing Admin Base PIN Code from DP750 Selecting Phone Language The DP720 supports displaying texts in different languages. The handset supports 20 languages (see the table of the technical specifications).

  • Page 29: Activate/Deactivate Hands-Free Mode

    1. Press Menu (left softkey or the selection key) to bring up operation menu. 2. Use arrow keys to reach Settings 3. Navigate to select Phone language, then select the desired language and press “Select” (Left softkey). The LCD screen prompts “Change phone language to xxx (xxx it’...

  • Page 30: Setting The Ringer Melody On The Handset

    2. Use arrow keys to reach Settings 3. Navigate to select Audio �� Volume. 4. Press the left and right arrow keys to change repeatedly and set the desired volume. 5. Press “Save” to confirm the volume, and a message prompt will be displayed to confirm that the new volume has been successfully saved.
  • Page 31 Figure 26: Advisory Tone Ringtones Customization DP750/720 allow users to use custom ringtones. Custom ringtones will be stored on DP750 base station and only selected custom ringtone will be downloaded to specific DP720 handset. DP750 base station supports up to 10 custom ringtones.
  • Page 32 Figure 28: Downloading Custom Ringtones Step 3: Assigning a Custom Ringtone for a DP720 Handset 1. Access DP750 Web GUI and go DECT �� HS Settings �� HS# Settings page. 2. In Custom Ringtone, select a custom ringtone from the dropdown list.

  • Page 33: Date And Time

    Figure 29: Custom Ringtone on DP750 3. Press “Save and Apply”. DP720 handset will download the ringtone locally before using it. (DP720 LCD screen will display download progress at this stage). 4. On DP720 Handset menu, access Settings �� Audio �� Ringtones. Select Custom Ringtone using up/down arrow keys and press “Select”...

  • Page 34: Outgoing Default Line

    Figure 30: Date and Time Settings Outgoing Default Line When a Handsets is configured with more than one line, users can change the default outgoing line on DP720 handset using keypad Menu �� Preferences �� Outgoing Default Line. Factory Functions The factory functions include the following diagnostic options: Keypad Diagnostic Audio loopback...
  • Page 35 4. The LCD screen will display a prompt message to confirm the firmware downloading / upgrading press the right softkey “Back” to dismiss the upgrade process. Figure 33: Firmware Upgrade Reboot DP750 Base Station 1. Press Menu to bring up operation menu.

  • Page 36: Call Operations

    2. Use arrow keys to reach Settings 3. Navigate to select Settings �� System Settings and choose Reboot Base. 4. Enter Base PIN code (by default the PIN code is: 0000). 5. The LCD screen will display a prompt message to confirm rebooting the base station, press “Yes” (left softkey) to confirm or press “No”...
  • Page 37 Make a Call using a Line Making calls require the use of SIP lines. So, you should first register the SIP account to the handset beforehand, after registering the sip lines, you can assign one or more outgoing lines for the handset. The handset can only use the assigned outgoing line(s) to place calls.

  • Page 38: Dialing From Phonebook

    3. Select the desired entry, then press Dial key to establish the call. Note In step 3, users can press “Options” softkey followed by “Edit Dial” option to initiate the call. The call history list stores the last dialed phone numbers. When the memory of the redial number list is full, the handset will automatically erase the oldest dialed number when a new number is dialed Note Redialing can be performed via the pound key “#”...

  • Page 39: Auto Answer

    3. Switch between Enabled/Disabled using left/right arrow keys and “Save” after Enabling / Disabling the option. Using DP750 Base Station Web Interface 1. Access DP750 Base Station Web Interface. 2. Go to DECT �� Handset Settings �� HS# Settings. 3. Set “Enable Auto Answer” to “Yes”. (By default, set to “No”).

  • Page 40: Ending Calls

    1. Access DP750 Base Station Web Interface. 2. Go to DECT �� Handset Settings �� HS# Settings. 3. Set “Enable Onhook on Cradle Reposition” to “Yes”. (By default, set to “No”). Ending Calls To terminate the calls, press Hang-Up key On-Cradle Hang-up Users can enable On-Cradle Hang-up feature to automatically end ongoing calls after placing DP720 Handset on its cradle.

  • Page 41: Call Hold/Resume

    LCD screen and a call waiting tone will be heard. If this feature is disabled, the new incoming call will be automatically rejected. There are 2 ways to activate call waiting feature either using DP720 Handset Menu or using DP750 Base Station Web Interface. Using DP720 Handset Menu 1.

  • Page 42: Call Forward

    1. Press Menu to bring up operation menu. 2. Use arrow keys to reach Call Features �� navigate to Do Not Disturb sub-menu. 3. Select the account on which you want to enable / disable the DND mode and then press “Select” 4.

  • Page 43: Speed Dial

    3. Once the second call is established, press Transfer softkey to Transfer the call. Transfer between handsets The Call Transfers can also be done between handsets without SIP account. The DP75x can transfer a call to another handset even if it has no SIP account registered. Speed Dial Speed dial allows users to perform single-digit dialing to predefined numbers.

  • Page 44: Play Voice Mail Messages

    Set Voice Mail Feature Code There are 2 ways to set Voice Mail Feature Code, either using DP720 Handset Menu or using DP750 Base Station Web Interface. Note: The Voice Mail Feature Code depends on the service provider or IP-PBX used. For example, if UCM6xxx as SIP server, the Voice Mail Feature Code is *97.
  • Page 45 PTT (Push-To-Talk) The DP720 support the Push to talk (PTT) features which is a technology based on the instantaneous communication commonly employed in wireless cellular phone services using a button to switch the device from voice transmission mode to voice reception mode. This feature is similar to “walkie talkie” use and the PTT mode switches a phone from full duplex mode, where both parties can hear each other simultaneously, to half duplex mode, where only one party can speak at one time.

  • Page 46: Call Features

    User should expect a delay of 6-8 seconds to establish PTT call due to DECT signaling, and which will not exist once PTT call is established. Call Features The DP750/DP720 supports traditional and advanced telephony features including caller ID, caller ID with caller Name, call forward etc. Table 10: Call Features Block Caller ID (for all subsequent calls) Off hook the phone;...

  • Page 47: Restore Factory Default Settings

    Cancel Unconditional Call Forward. To cancel the unconditional call forward: Off hook the phone; Dial *73; Hang up the call. Busy Call Forward. To set up busy call forward: Off hook the phone; Dial *90 and then enter the number to forward the call; Press OK softkey or SEND key.

  • Page 48: Change Log

    6. Wait for about 1-3 minutes, the DP720 will boot up with setup wizard for initial language and date format settings. CHANGE LOG This section documents significant changes from previous versions of user guide for DP750/DP720. Only major new features or major document updates are listed here. Minor updates for corrections or editing are not documented here.
  • Page 49 Added SRTP icon on handset UI. [DP720 Icons Description] Updated German translations for both DP750 Web UI and DP720 handset UI. Firmware Version 1.0.4.2 Added support for DP720 to use Audio Loopback test when it is not registered to the base station.
  • Page 50 Added ability to bridge conference before third party answers. [3-Way Conference] Added ability to reboot from DP720 handset. [Reboot DP750 Base Station] Improved alarm snooze icon. Added DP720 LCD auto turn on feature when pickup from or reposition to charger.
  • Page 51 Added when handset enter IVR, press RSK hold key will delete dial number. Added stop dial tone if first key not number key after off hook Firmware Version 1.0.0.16 This is the initial version for DP750/DP720. Need Support? Can’t find the answer you’re looking for? Don’t worry we’re here to help!

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