Grandstream Networks, Inc.
COPYRIGHT ©2017 Grandstream Networks, Inc. http://www.grandstream.com All rights reserved. Information in this document is subject to change without notice. Reproduction or transmittal of the entire or any part, in any form or by any means, electronic or print, for any purpose without the express written permission of Grandstream Networks, Inc. is not permitted. The latest electronic version of this user manual is available for download here: http://www.grandstream.
GNU GPL INFORMATION DP750 firmware contains third-party software licensed under the GNU General Public License (GPL). Grandstream uses software under the specific terms of the GPL. Please see the GNU General Public License (GPL) for the exact terms and conditions of the license. Grandstream GNU GPL related source code can be downloaded from Grandstream web site from: http://www.grandstream.com/support/faq/gnu-general-public-license/gnu-gpl-information-download DP750/DP720 User Guide Version 1.0.3.
Table of Content DOCUMENT PURPOSE .................................................................................................... 9 CHANGE LOG ................................................................................................................. 10 Firmware Version 1.0.3.31 ...................................................................................................................... 10 Firmware Version 1.0.3.23 .........................................................................
BASIC OPERATIONS ...................................................................................................... 28 Turning the Handset ON / OFF ............................................................................................................... 28 Setup Wizard .......................................................................................................................................... 28 Register DP720 Handset to DP750 Base Station .............................................
Advisory Tones ................................................................................................................................ 45 Ringtones Customization ................................................................................................................. 45 Date and Time......................................................................................................................................... 49 Outgoing Default Line ................................................
Set Voice Mail Feature Code ........................................................................................................... 62 Play Voice Mail Messages ............................................................................................................... 62 Call Features ........................................................................................................................................... 63 RESTORE FACTORY DEFAULT SETTINGS ..........................................
Table of Tables Table 1: DP750 Features at a Glance ............................................................................................................ 14 Table 2: DP720 Features at a Glance ............................................................................................................ 14 Table 3: DP750 Technical Specifications ....................................................................................................... 15 Table 4: DP720 Technical Specifications .............
Table of Figures Figure 1: DP750 Package Content ................................................................................................................ 18 Figure 2: DP720 Package Content ................................................................................................................ 18 Figure 3: DP750 Back View ........................................................................................................................... 19 Figure 4: Connecting the Base station ........
DOCUMENT PURPOSE This document describes the basic concept and tasks necessary to use and configure your DP720 via the LCD menu and also using the DP750 base station. And it covers the handset installation, basic operations and call features. Please visit http://www.grandstream.com/support to download the latest “DP750/DP720 User Guide”.
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. Firmware Version 1.0.3.31 • Added language support for Slovakian, Swedish. [Multi-language] Firmware Version 1.0.3.23 • Removed Tools/alarm menu from DP720 GUI, replaced by Status menu. [Status] • Added keypad tones for non DTMF keys on DP720.
• Added use Line from Contacts when dialing out of phonebook. [Dialing from Phonebook] • Added VM, missed calls, headset icon. [DP720 Icons Description] • Removed “Intercom” feature. • Removed “Internal Call” from audio ring tone menu. • Adjusted Call History and Contacts menu architecture. [DP720 Handset Menu] • Moved "Edit Dial" option to last one in Call History and Contacts menu option. [Dialing from Call history] [Dialing from Phonebook] • Hide empty fields when displaying contact info.
GUI INTERFACE EXAMPLES http://www.grandstream.com/sites/default/files/Resources/dp750_web_gui.zip 1. Screenshot of Login Page 2. Screenshots of Status Pages 3. Screenshots of Profiles Pages 4. Screenshots of DECT Pages 5. Screenshots of Settings Pages 6. Screenshots of Maintenance Pages 7. Screenshots of Phonebook Pages DP750/DP720 User Guide Version 1.0.3.
WELCOME 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.
PRODUCT OVERVIEW Feature Highlights The following tables contain the major features of the DP750 / DP720: Table 1: DP750 Features at a Glance DP750 5 handsets. 10 accounts. 10 lines. 5 concurrent calls. PoE power support. 300m range outdoor / 50m range indoor. Table 2: DP720 Features at a Glance DP720 DECT cordless HD. 1.8 inch (128x160) TFT color LCD. 250 hours standby / 20 hours talk time. 15 languages embedded. 10 accounts. 10 lines. 5 ring modes.
Table 3: DP750 Technical Specifications Air Interface Telephony standards: DECT Frequency bands: ▪ 1880 – 1900 MHz (Europe), 1920 – 1930 MHz (US) ▪ 1910 – 1920 MHz (Brazil), 1786 – 1792 MHz (Korea) ▪ 1893 – 1906 MHz (Japan), 1880 – 1895 MHz (Taiwan) Number of channels: 10 (Europe), 5 (US, Brazil or Japan), 3 (Korea), 8 (Taiwan) Range: up to 300 meters outdoor and 50 meters indoor Peripherals 5 LED indicators: Power, Network, Register, Call, DECT Reset button, Pairing/Paging button One 10/100 Mbps a
Ring Group Flexible options when multiple handsets share the same SIP account ▪ Circular Mode: all phones ring sequentially, starting with the phone after the one which rang last. ▪ Linear Mode: all phones ring sequentially in the predetermined order, starting with the first phone each time.
Voice Codecs G.722 codec for HD audio and G.726 codec for narrow band audio (G.711μ/a-law, G.723.1, G.
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.
Connecting DP750 To setup the DP750 Base Station, please follow the steps below: Reset Button Power Input Network Socket Radio / Page Button Figure 3: DP750 Back View You have two options for power and network connection of the base station: AC power or Power over Ethernet (PoE) Note: For better signal range, we recommend to install DP750 horizontally with LED side facing toward the usage area.
Setting up DP720 handset Please follow below steps to insert batteries into the handset: 1. Open the battery compartment cover. 2. Insert the batteries in the correct polarity. 3. Close the battery compartment cover. Note: Please charge the batteries fully before using the handset for the first time 1 2 1. Battery compartment cover 2. Batteries 3 3. Rear of handset Figure 5: Setting up the DP720 Battery Information • Technology: Nickel Metal Hydride (Ni-MH) • Size: AAA • Voltage: 1.
Setting up the Charge Station Please refer to the following steps for setting up the charge station and charging the handset: 1. Connect the DC plug on the power adapter to the micro-USB connector on the charge station. 2. Connect the other end of the power adapter into an electrical power outlet. 3. After setting up the handset and the charge station, place the handset in the charge station. 3 1 2 Figure 6: Setting up the charge station DP750 LED Patterns The DP750 has 5 LED lights on it.
Figure 7: Handset Keys Description Table 7: Handset Keys Description Key 1. Description Power and Charging Red: Charging. Green: Charge completed. Indication Light Blinking: Missed call(s) or Voice Mail received. 2. Earphone Delivers audio output. 3,5 Left and right softkeys Correspond to functions displayed on the LCD. These functions change depending on the current context. 4. LCD display Shows call information, handset status icons, prompt messages, etc. 6.
13. Microphone Picks up audio earpiece and hands-free calls. DP720 Icons Description The following table contains description of each icon that might be displayed on the screen of your DP720.
Speaker status OFF - Speaker is inactivated ON - Speaker is activated Headset icon Missed Call icon Voicemail icon Ringtone status OFF - Ringtone off (Silent mode) ON - Ringtone on Keypad Lock status OFF - Keypad unlock ON - Keypad locked Incoming Call notification Outgoing Call notification Missed Call notification Incoming Call notification Outgoing Call notification Voicemail notification Contacts Call History Voice Mail Settings Call Settings Status DP750/DP720 User Guide Version 1.0.3.
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” (left softkey) or OK/Selection key to access further options or confirm the setting displayed. To go to the previous menu item, press “Back” (right softkey). You can press Power key at any time to cancel and return to standby mode.
Contacts • Private: Private contacts include contacts visible in the current handset only. You can add, edit, delete, and call all the entries in private contacts. • Shared: Shared contacts are the contacts shared between the handsets subscribed to the DP750 base station. You can add, edit, delete, edit and call all the entries in shared contacts as well. Call History Display the call history: Missed Calls, Accepted Calls, Outgoing Calls or All Calls.
• Factory Functions - Diagnostic Mode All LEDs will light up, and the LCD will display a table listing the names of all keys in red. Press any key to diagnose; the key's name will display in blue. After all keys are diagnosed, a prompt message (“PASS”) will display; press “Back” (right softkey) to exit. - Audio Loopback Speak to the phone using speaker/handset/headset. If you can hear your voice, your audio is working fine. Press “Exit” softkey to exit audio loopback mode.
BASIC OPERATIONS Turning the Handset ON / OFF To turn ON the handset - Long press on Power key until the LCD screen lights up. To turn OFF the handset - Long press on Power key again when the handset is idle until the display turns off. Setup Wizard Setup wizard shows at first access to DP720 or factory reset allowing users to configure handset language and date/time. Users can quit at any time by pressing "Skip" (left softkey). Register DP720 Handset to DP750 Base Station 1.
Note: “Subscribe” softkey appears only if DP720 is not registered to any DP750 base station. 3. Select BaseX (X=1-4) corresponding to the desired base station DP750, then press Subscribe. 4. The DP720 will search for nearby base stations and will display the RFPI code and base station name of the discovered DP750. 5. Press Subscribe to pair with the displayed DP750. 6. The DP720 will display Easy Pairing on the LCD and play an audible buzz when successful.
3. Select Register. 4. Navigate to an unsubscribed base using arrow keys, and click on Subscribe. 5. Make sure that the subscription is opened on the new base station. Figure 11: Multiple Base Stations Registration Switching Between Different Base Stations 1. Press “Menu” (left softkey or the selection key 2. Use arrow keys to reach Settings ) to bring up operation menu. and select Registration. 3. Navigate to Select Base using arrow keys. 4. Select the desired base station and press Select.
Unregister the DP720 • Using DP720 Handset: 1. On DP720, press “Menu” (left softkey or the selection key ) to bring up operation menu. 2. Press arrow keys to move the cursor to Settings and then press “Select”. 3. Navigate to Registration, then press “Select” (left softkey ). 4. Navigate to Deregister. 5. Select the Handset to be unregistered and press “Deregister” (left softkey ). 6. Enter the system PIN code (default: 0000). 7.
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. Please see Register DP720 Handset to DP750 Base Station . 1. Press “Menu” (left softkey) or OK button on DP720 to view operation menu. 2.
• To disable the Keypad Lock 1. Press and hold Pound key “#” to unlock the keys. 2. Keypad Unlocked appears briefly in the display and a windows prompt will be displayed to confirm that the keypad is unlocked. Locating a DP720 Handset from DP750 Base station In some situations, you may have a DP720 handset incorrectly positioned and you don’t know its current location. You can locate a DP720 handset from his registered DP750 base station using below steps: Locate via DP750 Web UI 1.
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.
1. Press Menu (left softkey or the selection key 2. Use arrow keys to reach Settings ) to bring up operation menu. and access Network Settings menu. 3. Enter the system PIN code (default: 0000) and press the softkey “Done” (left softkey 4. To change to static IP, press or ). to select Static from the IP Settings field. 5. Enter valid values in the IP Address, Subnet Mask, Gateway, DNS Server fields. 6. Press softkey “Save” ( ) to save and apply the new changes.
3. Navigate to Display, and then press “Select” (left softkey ). 4. Set desired time in seconds for Backlight timeout and for Menu timeout. Available value: 15 seconds, 30 seconds, 60 seconds or disabled. (Default is 30 seconds) 5. Press Save (left softkey ) to save and apply the new settings. Return to Idle Screen Press the Power Key to quickly exit the menu and return back to the main idle screen.
d. Prefer Primary SIP Server to No or Yes depending on your configuration. Set to No if no failover SIP server is defined. If “Yes”, account will register to primary SIP server when failover registration expires. e. Outbound Proxy with your outbound proxy IP address or FQDN. Leave empty if not available. 6. Press Save and Apply to save your configuration. 7. Go to DECT SIP Account Settings Figure 16: SIP Settings 8. Configure your SIP details in desired account: a.
Figure 17: SIP Accounts Settings 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 successfully registered). Figure 18: Account Status DP750/DP720 User Guide Version 1.0.3.
PHONE SETTINGS This chapter will help you with the instruction for configuring and changing the settings of your DP720, Editing the Handset’s name The procedure to change the handset’s name is as follows: • Using DP720 Handset: 1. Press Menu (left softkey or the selection key 2. Use arrow keys to reach Settings ) to bring up operation menu. . 3. Navigate to select Handset Name, and then press “Select” (left softkey 4. Enter the desired name and press “Rename” (left softkey ).
Figure 20: Edit Handset Name from DP750 Changing the Base PIN Code Users can change their code PIN by following the steps below: • Using DP720 Handset: 1. Press Menu (left softkey or the selection key 2. Use arrow keys to reach Settings ) to bring up operation menu. . 3. Navigate to select System Settings, and then press “Select” (left softkey ). 4.
Figure 21: Changing Admin Base PIN Code from DP720 • Using DP750 Base Station UI: 1. Access DP750 Web interface. 2. Go to DECT General Settings. 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 DP750/DP720 User Guide Version 1.0.3.
Selecting Phone Language The DP720 supports displaying texts in different languages. The handset supports 27 languages (see the table of the technical specifications). The default language of the handset is English. You can change the language according to your requirement. To change the language of the handset, please proceed as follows: 1. Press Menu (left softkey or the selection key 2. Use arrow keys to reach Settings ) to bring up operation menu. . 3.
Muting the Microphone Press the Mute key to switch off the microphone during an established call. You can now talk freely without the other party hearing you and the icon of mute Mute key will be displayed on the screen. Press the again to switch the microphone back on. Adjusting Speaker and Earpiece Volume Press left key or right key while you are on an established call to set the volume of the earphone / speaker. You can choose between 5 different levels.
Figure 24: Ringer Volume Setting the Ringer Melody on the Handset You can change the ringer melody for an incoming call. The device has 8 different ringer melodies for you to choose from (1-8). The default setting for the ring tone for a call is melody 1. In order to configure the desired melody, proceed as follows: 1. Press Menu (left softkey or the selection key 2. Use arrow keys to reach Settings ) to bring up operation menu. . 3. Navigate to select Audio Ringtones. 4.
Advisory Tones Advisory tones are acoustic signals, which inform you of different actions and states on your handset. The following advisory tones can be configured independently of each other: ▪ Keypad tone: it’s played when a user presses any key of the keypad. ▪ Confirmation: it’s played when a user saves settings or places the handset in the charger cradle. ▪ Low battery: it’s played if the capacity of the batteries is low or the handset requires charging. To configure the advisory tones 1.
Step 1: Generate Custom Ringtone(s) 1. Download “Ringtone Generator” tool available at http://www.grandstream.com/support/tools 2. Run the tool and select your ringtone file to convert. Figure 27: Generating Custom Ringtone (Windows) Notes: Currently only 16-bit linear PCM audio is supported for .wav files. The sampling rate should be automatically detected and the audio will automatically be down sampled to 8kHz. Stereo channels are also detected and mixed to produce mono output. .
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. Note: If the list is not showing downloaded custom ringtone(s), press DP750/DP720 User Guide Version 1.0.3.31 and check again.
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” softkey. Figure 30: Custom Ringtone on DP720 Note: DP720 handset can use one custom ringtone only. DP750/DP720 User Guide Version 1.0.3.
Date and Time On the DP720 the Date and time are displayed on the idle screen and it obtains the date and time from the Simple Network Time Protocol (SNTP) server by default. If your handset cannot obtain the date and time from the SNTP server, you need to configure the date and time manually. You can configure the time format and date format respectively. The handset supports two formats for time (12 Hour or 24 Hour) and three date formats (DD/MM/YYYY; MM/DD/YYYY; YYYY/MM/DD).
Factory Functions The factory functions include the following diagnostic options: - LCD diagnostic - LCD on / off - Audio loopback - Diagnostic mode 1. Press Menu (left softkey or the selection key 2. Use arrow keys to reach Settings ) to bring up operation menu. . 3. Navigate to select Factory Functions and choose which diagnostic, you need to perform, and then press “Select” (left softkey - ). Diagnostic mode All LEDs will light up.
DP720 Handset Firmware Upgrade The DP720 handset can detect if a new firmware is available when it is registered to a base station. Figure 33: New Firmware Available Notification To upgrade the firmware on your handset, follow the steps below: 1. Press Menu (left softkey or the selection key 2. Use arrow keys to reach Settings ) to bring up operation menu. . 3. Navigate to select Firmware Upgrade and press the softkey “Select”. 4.
5. The LCD screen will display a prompt message to confirm rebooting the base station, press “Yes” (left softkey ) to confirm or press “No” (right softkey ) to cancel. Figure 35: Rebooting the Base Station Reset DP720 Handset The users can reset the new settings made on the handset after performing factory reset. To reset your handset to the default settings: 1. Press Menu (left softkey or the selection key 2. Use arrow keys to reach Settings ) to bring up operation menu. . 3.
CALL OPERATIONS This chapter will guide you to place calls, transferring and holding the incoming calls. Placing calls To place calls, you can use the following mode: • Earpiece mode: pressing the off-hook key to dial out. • Speakerphone mode: pressing the speakerphone key to dial out. • Headset mode: pressing the off-hook key to dial out using connected headset. During the call, you can switch the call mode by pressing the corresponding keys or connecting a headset.
, # (Use # as dial key” must be configured in web configuration) or wait for 4 3. Press Dial key seconds and the call will be initiated automatically. 4. To terminate the call, press Hang-Up key . During the call, you can switch the call mode by pressing the corresponding keys and cancel the dialing operation by pressing the on-hook key. During the call conversations, you can press the left and right navigation keys to adjust the volume.
Answering Calls When receiving an incoming call, you can answer the call using following steps: • Earpiece mode: Press Dial Key • to pick up the call, or “Accept” softkey (left softkey Speakerphone mode: Press Speaker Key • ). to pick up the call. Headset mode: Press Dial Key to pick up the call, or “Accept” softkey (left softkey ) using a connected headset. Note: - To answer an incoming call during an established call, press Dial Key , or the Speaker Key , or the “Answer” softkey.
Off-Cradle Pickup Users can enable Off-Cradle Pickup feature to automatically answer incoming calls after picking up DP720 Handset from its cradle. Incoming calls will be automatically answered using earpiece mode. Notes: ▪ DP720 Handset should be resting on its cradling and then picked up for this feature to work. ▪ “Auto Answer” feature should be set to “No” to work properly. To activate / deactivate the off-cradle pickup: • Using DP720 Handset Menu 1.
2. Use arrow keys to reach Settings User Settings, and navigate to On-Cradle Hang-up using the up/down arrow keys. 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 Off hook on Cradle Pickup” to “Yes”. (By default, set to “No”).
b) If the target IP address/port is 192.168.1.20:5062, then the dialing convention would be: *47 or Voice Prompt with option 47, then 192*168*0*160*5062 followed by pressing the “#” key if it is configured as a send key or wait for 4 seconds. Note: To accept incoming direct IP call, Use Random Port setting should be set to NO. If set to YES, it can only dial out. The setting is available on DP750 web interface Profile SIP Settings Basic Settings.
5. During an established call, press (dial key) to put first call on hold and answers second incoming call. If no second incoming call, pressing will give the ability to initiate another call while first one is on hold. Note: You can switch between active/on-hold calls by pressing Options Swap. • Using DP750 Base Station Web Interface 1. Access DP750 Base Station Web Interface. 2. Go to DECT Handset Settings HS# Settings. 3. Set “Disable Call Waiting Tone” to “No”. (Default is No). 4.
To enable the call forward, please refer to the following steps: 1. Press Menu (left softkey or the selection key ) to bring up operation menu. 2. Access to Call settings and then to Call Forward sub-menu. 3. Select the account on which you want to enable/disable the call forward feature and press “Select”. 4.
For example, the digit key 2 is configured as a speed dial key and assigned the number 2000, the phone will dial out the number 2000 directly when you long press digit key 2. To assign the frequently used numbers as speed dial keys: 1. Press Menu (left softkey Call settings or the selection key ) to bring up operation menu. And access to and then to Speed Dial sub-menu. Or; Long press the representative number from 2 to 9 to set.
2. Press left softkey “Options” , then select Conference 3. Enter the number of the second party you want to add to the conference and press Dial Key To drop the conference call, press . or “End” softkey. Note: Conference can be bridged before third party answers. Voice Mail The voice mail feature ensures that you will never miss any important messages.
Notes: • Users can access directly voicemail menu to play messages, by clicking on “View” (left softkey ) when the notification of a new voicemail pops up on the DP720’s LCD screen. • If VM is protected by a password, users can enter the password using DP720 keypad after reaching Voice Mail system. The password is defined on the service provider or IP-PBX side. Call Features The DP750/DP720 supports traditional and advanced telephony features including call forward and etc.
RESTORE FACTORY DEFAULT SETTINGS Warning: Restoring the factory default settings will delete all configuration information on the phone. Please backup or print all the settings before you restore to the factory default settings. Grandstream is not responsible for restoring lost parameters and cannot connect your device to your VoIP service provider. Please follow the instructions below to reset the phone: 1. Press MENU button to bring up the keypad configuration menu; 2. Select Settings and enter; 3.
EXPERIENCING DP750/DP720 Please visit our website: http://www.grandstream.com to receive the most up- to-date updates on firmware releases, additional features, FAQs, documentation and news on new products. We encourage you to browse our product related documentation, FAQs and User and Developer Forum for answers to your general questions. If you have purchased our products through a Grandstream Certified Partner or Reseller, please contact them directly for immediate support.
