Grandstream DP750, DP752, DP720, DP722, DP730 User Manual
DP722
DP720
DP750
DP752
DP730
Grandstream Networks, Inc.
DP750/DP752 - Base Stations
DP720/DP722/DP730 - Handsets
VoIP DECT Phone
Quick User Guide
For detailed information please consult DP752/DP750 & DP730/DP722/DP720 administration or user guides available at:
www.grandstream.com
©2020 Grandstream Networks, Inc. All rights reserved. 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. Information in this document is subject to change without notice
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.
UNREGISTER THE DP720/DP722/DP730
1.On DP72x/DP730 handset, press “Menu” 
.
2.Press arrow keys to move the cursor to
Registration.
3.Navigate to Deregister.
4.Select the Handset to be unregistered and press “Deregister”.
5.Enter the system PIN code (default: 0000).
6.Press “Done” to confirm or “Back” to cancel.
REGISTERING HANDSET TO DP75X BASE STATION
Single DP750/DP752 Base Station
1.On DP750/DP752 Base Station, press and hold Radio/Page button for about 7 seconds until radio LED starts blinking; or, access web UI > Status > DECT Status and press Subscribe button.
2.On handset, Press “Menu” 
.
3.Use arrow keys to reach “Registration”.
4.Navigate to “Register”, then press “Select” while the DP750/DP752 radio icon is blinking.
5.Select the corresponding base, and then press “Subscribe”.
6.DP720/DP722/DP730 handset will display Easy Pairing on the LCD and play an audible buzz when subscribed.
Multiple DP750/DP752 Base Stations
1.Press Menu 
.
2.Use arrow keys to reach Registration.
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.
Switching between different base stations
1.Press Menu 
2.Use arrow keys to reach Registration .
3.Navigate to Select Base using arrow keys.
4.Select the desired base station and press Select.
CHECKING BASE STATION IP ADDRESS
1.On DP72x/DP730 handset, press “Menu” 
.
2.Use arrow keys to reach Status > Base Status.
3.Press “Select” softkey to display Info page, browse the screen to find IP address, subnet mask and default gateway information for your DP750/DP752 base station.
HANDSET SETTINGS
SETTING THE KEY LOCK
To enable the keypad lock
1. |
Press and |
hold the |
pound |
key # |
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approximately 2 seconds. |
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2. |
DP handset |
screen |
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show |
“Keypad |
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Locked” message briefly and key lock |
icon |
will |
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appear. |
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To disable the keypad lock
1.Press and hold the pound key # 
for approximately 2 seconds to unlock the keypad.
2.DP handset screen will show “Keypad Unlocked” message.
EDITING THE HANDSET’S NAME
1.On DP72x/DP730 handset, press “Menu” 
.
2.Use arrow keys to reach Settings 
> Handset Name.
3.Enter the desired name and press “Save“ softkey.
CHANGING THE BASE PIN
1.On DP72x/DP730 handset, press “Menu” 
.
2.Use arrow keys to reach Settings 
>
System Settings.
3.Navigate to “Change Base Pin”
4.Enter current base PIN code (Default is 0000).
5.Enter the desired base code PIN.
6.Press “Save” softkey to confirm.
SELECTING THE MENU LANGUAGE
1.On DP72x/DP730 handset, press “Menu” 
.
2.Use arrow keys to reach Settings 
>
Phone Language.
3.Choose the desired language and press “Select” softkey.
4.Press “Yes” softkey to confirm.
DATE AND TIME
1.On DP72x/DP730 handset, press “Menu” 
.
2.Use arrow keys to reach Settings 
> Date and time .
3.Edit current values in date/time fields (you can change date/time format using left and right arrow keys) and then press “Set” softkey.
4.Press “Save” softkey to confirm.
CALL FEATURES
ACTIVATE / DEACTIVATE HANDS-FREE MODE
1.Press 
(Hands-free key) while making a call or on the idle screen to activate.
2.Press 
again to deactivate.
MAKING CALLS
Method 1
Using default outgoing line
1.Enter desired number to dial using keypad buttons.
2.Press Dial key 
or Speaker key 
to initiate the call.
Selecting outgoing line to use
1.Enter desired number to dial using keypad buttons.
2.Press “Line” softkey.
3.Select a line from available lines displayed on the screen to use for dialing out.
Method 2
1.Press Dial key 
or Speaker key 
.
2.Enter desired number to dial using keypad buttons.
3.Press Dial key 
or wait for 4 seconds and the call will be initiated automatically.
ANSWERING CALLS
Press Dial Key 
or Hands-free key 
or “Left softkey” (“Answer” on DP720 and “Accept” on DP722/DP730) to answer incoming call.
ENDING CALLS
Press On-hook key 
to terminate the call.
HOLD/RESUME CALLS
1. During an established call, press (right softkey) to Hold or press the softkey Transfer for DP730.
2.The call will be put on Hold.
3.To resume the call, press right softkey again to
Unhold.
CALL TRANSFER
Blind transfer
1.During an established call, press (left softkey) to access Options > Blind Transfer. The initial call will be on hold.
2.Enter the number to transfer the call to.
3.Press Dial key 
to complete transfer.
Attended Transfer
1.During an established call, press (left softkey) to access Options > Attended Transfer. The initial call will be on hold.
2.Choose the line and enter the number you want to transfer the call to, then press Dial Key 
3.Once second call is established, press Transfer.
3- WAY CONFERENCE
1.During an established call, press “Left Softkey” to access Options > Conference. The initial call will be on hold.
2.Enter the number of the second party you want to add to the conference and press Dial key 
MUTE/UN-MUTE MICROPHONE
1. Press 
(Mute key) to switch off the microphone during an established call. Mute icon will be displayed on the screen.
2. Press 
again to switch microphone back on.
ACTIVATE CALL WAITING
1.Press “Menu” 
.
2.Use arrow keys to reach Call Features 
Call waiting.
3.Select the account for which you want to enable / disable the call waiting feature, and press “Select” softkey.
4.Select Enabled and press “Save” to confirm.
ACTIVATE DO NOT DISTURB MODE |
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SPEED DIAL |
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Press “Menu” |
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Press Menu |
to bring up operation menu. |
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2. |
Use arrow keys to reach Call Features |
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Access to Shortcut |
and then to Speed Dial |
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Do Not Disturb. |
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sub-menu. |
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3. |
Select the account for which you want to enable |
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Choose the digit keys (2-9) and press Assign |
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DND feature, and press “Select” softkey. |
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to |
specify |
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number |
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shared |
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4. |
Select Enabled and press “Save” to confirm. |
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directory) to be as speed dial. You can press |
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Edit or Clear Entry softkeys to modify/delete a |
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ACTIVE CALL FORWARD |
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speed dial key . |
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4. |
Once configured, hold press on the according |
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Press “Menu” |
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key to make the speed dial call. |
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2. |
Use arrow keys to reach Call Features |
> |
PLAY VOICE MAIL MESSAGES |
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Call Forward. |
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3. |
Select the account for which you want |
to |
1. Press “Menu” |
to bring up operation menu. |
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enable/disable the call forward feature and then |
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press “Select” softkey. |
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2. |
Access to |
Voice Mail |
and then select |
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Select the type of call forwarding (all, on busy, |
Play Message sub menu. |
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or no answer) and enter destination number, then |
3. |
Select the account |
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retrieve |
your |
voice |
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messages saved on your voice mail.
press “Save” softkey to confirm.
DIRECT IP CALL
Direct IP calling allows two parties, that is, a handset and another VoIP device, to talk to each other in an ad hoc fashion without a SIP proxy.
Elements necessary to complete a Direct IP
Call:
•Both DP72x/DP730 and other VoIP Device, have public IP addresses, or
•Both DP72x/DP730 and other VoIP Device are on the same LAN using private IP addresses, or Both DP72x/DP730 and other VoIP Device can be connected through a router using public or private IP addresses (with necessary port forwarding or DMZ).
Users can perform IP calls using Star code
1.Pick up the handset and press Dial key 
.
2.Dial *47 followed by the target IP Address.
Note: You can enter directly *47 + target IP address, and then press the dial key to initiate the call.
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