Lumen Grandstream DP750 Series User manual

Grandstream DP750/720 Series
Quick Reference Guide
page 1 of 4
Services not available everywhere. Business customers only. Lumen may change, cancel or substitute products and services,
or vary them by service area at its sole discretion without notice. ©2020 Lumen Technologies. All Rights Reserved.
Grandstream DP750/DP720
Description
Grandstream DP750
•Base station
•PoE supported
•300m outdoor range/50m indoor range
•LED patterns
Grandstream DP720
•Wireless handset, pairs to DP750 base station (up to 5 wireless devices)
•1.8 inch color LCD display
•Up to 10 lines
•5 ring modes
Device overview
Handset features
Handset hardware
1. Power/Charging–green indicates charged, red indicates
charging.
2. Ear Phone–enables you to hear the active party.
3. Display–LCD color display.
4. Soft Keys–press to access calling features and menu options.
5. Navigation–up/down/left/right arrows.
6. OK/Selection–press to make option and menu selections.
7. Off Hook–press to make or answer calls.
8. On Hook–press to disconnect an active call.
9. Key Pad–alpha/numeric keypad.
10. Speakerphone–press to make or answer a call using
handsfree.
11. Mute–press to mute your end of the conversation, press again
to unmute.
12. Microphone–allows the active party to hear you.
Base unit features
Base unit hardware
1. ON/OFF–power indicator.
2. Network Access–network indicator, remains ON when there is
access to the network.
3. SIP Registered–indicates if a SIP account is registered to the
base unit.
4. Line Status–line status indicator, blinking indicates a line is in
use, solid ON indicates all lines are free.
5. Radio Icon–if the radio button (on the back of the device) is
pressed, the button blinks indicating pairing is being attempted.
Menu
Display
Press the Menu soft key to display icons for the following features:
•Contacts
•Call History
•Voice Mail
•Settings
•Call Settings
•Status
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Grandstream DP750/720 Series
Quick Reference Guide
page 2 of 4
Services not available everywhere. Business customers only. Lumen may change, cancel or substitute products and services,
or vary them by service area at its sole discretion without notice. ©2020 Lumen Technologies. All Rights Reserved.
DP720 registration/pairing
Pairing
Pairing flow
Registering a DP720 handset to a DP750 base unit:
1. On the DP750 base station, press and hold the Radio button on
the back of the device, for 7 seconds until the Radio LED icon
begins to blink.
2. On the DP720 handset, press Menu > Settings > Registration >
Register while the radio LED icon is blinking.
3. Select BaseX (X=1-4) corresponding to the desired base station
DP750 you need to register/pair to.
4. Press the Subscribe soft key.
5. The DP720 searches for nearby base stations and displays the
base station name of the discovered DP750.
6. Press Subscribe to pair with the displayed DP750.
7. The DP720 displays Easy Pairing on the LCD and plays an
audible buzz when successful.
8. You’re returned to the home screen, displaying the handset name
and number assigned by the registered base station.
Feature overview
Using navigation and soft keys
Voicemail
•Press the Menu soft key, then use the Up/Down/Left/Right
Navigation keys to scroll through various options. With an option
highlighted, press the OK button in the center of the navigation
keys or the Select soft key, to make your selection.
•Use the Navigation keys, the OK button, and Soft Keys at the
bottom of the display, to manage features within Menu while on
active calls for call processing functionality.
Accessing voicemail:
1. Press the Menu soft key.
2. Navigate to Voice Mail, then press the Select soft key.
3. With Play Message highlighted, press the Select soft key.
4. With the correct Line highlighted, press the Select soft key.
5. When prompted, enter your passcode followed by #.
6. Listen to new and saved messages, and access mailbox options.
Making/ending calls
Answering incoming calls
Making a call:
1. Enter a 10-digit number, or extension, on the keypad.
2. To use the handset: press the Green handset button to send your
call.
3. To use the speakerphone: press the Speakerphone to send your
call.
Ending an active call:
1. Press the Red handset button to end any active call.
Answering a call:
1. Press the Green handset button or the Speakerphone button.
Answering an incoming call while on an active call:
1. You’ll hear a tone when receiving an incoming call.
2. Press the Answer soft key.
3. This automatically places your existing caller on hold.
Hold/resume/disconnect
Conference (3-way calling)
Placing an active call on hold:
1. Press the Hold soft key.
Returning to a held call:
1. Press the Resume soft key.
Ending an active call:
1. Press the Red handset button to end any active call.
Placing a 3-way conference call:
1. While on an active call, press the Options soft key.
2. Navigate down to New Call and press the Select soft key, which
places your existing call on hold.
3. Enter a 10-digit number or extension, then press the Send soft
key.
4. Announce the conference call, then press the Options soft key.
5. Navigate down to Conference, then press the Select soft key to
join all parties into one call.
Ending a conference call:
1. Press the Red handset button to drop all parties and end the
conference call.

Grandstream DP750/720 Series
Quick Reference Guide
page 3 of 4
Services not available everywhere. Business customers only. Lumen may change, cancel or substitute products and services,
or vary them by service area at its sole discretion without notice. ©2020 Lumen Technologies. All Rights Reserved.
Feature overview—continued
Transfer (blind/unsupervised)
Transfer (consultative/supervised)
Blind-unsupervised transfer does not allow you to announce the call:
Blind transfer:
1. While on an active call, press the Options soft key.
2. With Transfer highlighted, press the Select soft key.
3. Enter a 10-digit number or extension to transfer to.
4. Press the Transfer soft key.
You’re dropped from the call and the transfer completes with no
opportunity to announce the caller.
Consultative transfer allows you to announce the call before
completing the transfer:
Consultative transfer:
1. While on an active call, press the Options soft key.
2. Navigate down to New Call and press the Select soft key.
3. Enter a 10-digit number or extension to transfer to and press
the Send soft key.
4. When the party answers, announce the transfer.
5. Press the Options soft key.
6. With Transfer highlighted, press the Select soft key.
7. You’re dropped from the call after announcing the transfer,
completing the transfer.
Cancel consultative transfer:
1. If the party chooses not to accept the transfer, press the Red
handset button to disconnect that call.
2. Press the Resume soft key to return to your caller.
Call forwarding
Do not disturb (DND)
Enabling and disabling call forward always must be accomplished
using FAC’s (feature access codes). You cannot use the forwarding
option under Menu > Call Settings > Forward:
To enable forwarding:
1. On the keypad, enter *72+10-digit number or extension you
want to forward to.
2. Press the Green handset button or the Speakerphone button to
send the call.
3. Receive an audible that your call forwarding service has been
activated successfully.
To disable forwarding:
1. On the keypad, enter *73.
2. Press the Green handset button or the Speakerphone button to
send the call.
3. Receive an audible that your call forwarding always service has
been deactivated successfully.
From the handset, place any line appearing on the device in DND
mode; incoming calls roll to voicemail when with DND enabled:
To enable DND:
1. Press the Menu soft key.
2. Navigate down to Call Settings, then press the Select soft key.
3. With Do Not Disturb highlighted, press the Select soft key.
4. With the correct Line highlighted, press the Select soft key.
5. Navigate up to highlight Enabled, press the Save soft key.
To disable DND:
1. Press the Menu soft key.
2. Navigate down to Call Settings, then press the Select soft key.
3. With Do Not Disturb highlighted, press the Select soft key.
4. With the correct Line highlighted, press the Select soft key.
5. Navigate down to highlight Disabled, press the Save soft key.
Contact—add new contacts
Contacts—dialing from
Manually add private or shared contacts. Private contacts appear
within contacts on your handset only, shared contacts appear within
contacts on every handset paired to the same base unit:
To add a new contact:
1. Press the Menu soft key.
2. With Contacts highlighted, press the Select soft key.
3. Use the up/down navigation key to select Private or Shared, then
press the Select soft key.
4. Press the Options soft key.
5. Navigate down to highlight New Contact, press the Select soft
key.
6. Using the letters on the keypad, enter a First Name, Last Name
for your contact
7. Enter at least one number in the Home, Work or Mobile fields
(only one number is required, but if numbers are added to each
field, each number can be dialed for that contact).
8. Use the left/right navigation keys to assign a unique Melody for
that contact.
9. Press the Save soft key.
Numbers can be dialed for contacts saved to either the private or
shared contacts list:
To dial from a contracts list:
1. Press the Menu soft key.
2. With Contacts highlighted, press the Select soft key.
3. Use the up/down navigation key to select Private or Shared,
then press the Select soft key.
4. Use the up/down navigation keys to locate your contact, .and
press the Options soft key.
5. Navigate down to Edit Dial, and press the Select soft key.
6. With the number displayed, click the Call soft key to place a call
to that individual.

Grandstream DP750/720 Series
Quick Reference Guide
page 4 of 4
Services not available everywhere. Business customers only. Lumen may change, cancel or substitute products and services,
or vary them by service area at its sole discretion without notice. ©2020 Lumen Technologies. All Rights Reserved.
Feature overview—continued
Call history logs
Call history logs—save to contacts
The DP720 handset contains call history logs for missed, accepted and
outgoing call records. Records can be deleted on an individual basis,
or delete all call records from all call logs at once.
To access call history logs:
1. Press the Menu soft key.
2. Navigate to Call History, and press the Select soft key.
3. Use the up/down navigation keys to select the call record type you
wish to review.
4. Once highlighted, press the Select soft key.
5. Use the up/down navigation keys to roll through records for that
call type.
To delete all call history logs from all call types:
1. Press the Menu soft key.
2. Navigate to Call History, then press the Select soft key.
3. Navigate down to All Calls, then press the Select soft key.
4. Press the Options soft key, navigate down to Delete All, and
press the Select soft key.
5. Press the Yes soft key to confirm the deletion, press the No soft
key to cancel the deletion.
Contacts can be added manually from the handset, but call records
can also be saved from the call history logs:
To save a call history record to contacts:
1. Press the Menu soft key.
2. Navigate to Call History, then press the Select soft key.
3. Navigate to the appropriate call record type (missed, accepted or
outgoing).
4. Use the up/down navigation keys to highlight Add To Contacts
[P] or Add to Contacts [S]**, and press the Select soft key.
5. Retain prepopulated first name/last name information, or use the
letters on the keypad to enter a new first/last name.
6. Confirm the number is correct, and add addition numbers if
necessary.
7. Use the left/right navigation keys to assign a unique Melody for
that contact.
8. Press the Save soft key.
**[P] = Private Contact list, [S] = Shared –all contacts added to shared
appear on all cordless handsets associated to the same base unit.
Call history logs—dialing from
Park/retrieve
In addition to reviewing call information, outbound calls can be made
from history logs, if the telephone number recorded within the record is
valid:
To dial from call history logs:
1. Press the Menu soft key.
2. Navigate to the appropriate call record type (missed, accepted or
outgoing).
3. Use the up/down navigation keys to locate your record.
4. Once found, press the Options soft key.
5. Navigate down to highlight Edit Dial, then press the Select soft
key.
6. With the number displayed, click the Call soft key which places a
call that number.
Park/retrieve allows you to place a call on hold in the cloud, then
retrieve it from another device:
To park an active call:
1. While on an active call, press the Options soft key.
2. Navigate down to New Call, then press the Select soft key.
3. On the keypad, enter *68.
4. When prompted, enter a valid extension followed by the # key
to park the call.
To retrieve a parked call:
1. Enter *88 on the keypad, then press the Call soft key.
2. When prompted, enter the extension+# the call was parked on.
Ring tones
Handset name
Choose from 9 different ring tones for incoming calls:
Reviewing/changing ring tone:
1. Press the Menu soft key.
2. Navigate to Settings, then press the Select soft key.
3. Navigate down to Audio, then press the Select soft key.
4. Navigate down to Ringtones, then press the Select soft key.
5. Choose from Ring 1-8 or System Ring.
6. Navigate down to listen to each ring type, pressing the Select soft
key when you decide on your ring tone.
Each handset can be assigned a unique name, so if more than one
handset is registered/paired to a DP750 base unit, it can be easily
identified if misplaced:
Defining handset name:
1. Press the Menu soft key.
2. Navigate to Settings, then press the Select soft key.
3. Navigate to Handset Name, then press the Select soft key.
4. Delete the default name in the Handset Name field, by pressing
the Delete soft key.
5. Using letters on the key pad, enter the new name, and press the
Rename soft key when completed.
6. The new handset name appears in the upper right corner of the
display for easy identification.