Grandstream DP715 User Manual
Grandstream Networks, Inc.
DP715/DP710
DECT Cordless IPPhone
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DP715/DP710 USER MANUAL
Index
GNU GPL INFORMATION ......................................................................... 4
CHANGE LOG ........................................................................................... 5
CHANGES FROM 1.0.0.31 USER MANUAL ....................................................................................................... 5
CHANGES FROM 1.0.0.23 USER MANUAL ....................................................................................................... 5
CHANGES FROM 1.0.0.21 USER MANUAL ....................................................................................................... 5
CHANGES FROM 1.0.0.8 USER MANUAL ......................................................................................................... 6
CHANGES FROM 1.0.0.5 USER MANUAL ......................................................................................................... 6
WELCOME ................................................................................................. 7
SAFETY COMPLIANCES .......................................................................................................................... 7
WARRANTY ............................................................................................................................................... 7
CONNECT YOUR DP715/710 .................................................................... 9
EQUIPMENT PACKAGING ........................................................................................................................ 9
CONNECTING THE DP715 BASE STATION ............................................................................................ 9
CONNECTING THEDP710 CHARGER UNIT .......................................................................................... 11
SETTING UP THE DP715/710 HANDSET ............................................................................................... 11
PRODUCT OVERVIEW ............................................................................ 13
SOFTWARE FEATURES OVERVIEW..................................................................................................... 13
HARDWARE SPECIFICATIONS ............................................................................................................. 14
USING THE DP715/710 HANDSET ......................................................... 15
GETTING FAMILIAR WITH THE HANDSET ............................................................................................ 15
HANDSET KEYS DESCRIPTION ............................................................................................................ 15
HANDSET DISPLAY STRUCTURE (LCD) .............................................................................................. 17
BATTERY DISPLAY ................................................................................................................................. 17
HANDSET MENU STRUCTURE .............................................................................................................. 18
HANDSET MENU OVERVIEW ................................................................................................................ 19
HANDSET MENU DESCRIPTION ........................................................................................................... 20
TURNING THE HANDSET ON/OFF ................................................................................................................ 20
CALL HISTORY............................................................................................................................................ 20
THE PHONEBOOK ....................................................................................................................................... 21
SELECTING THE MENU LANGUAGE ............................................................................................................... 23
ACTIVATE/DEACTIVATE HANDS-FREE MODE ................................................................................................ 23
SETTING THE LOUDSPEAKER VOLUME ......................................................................................................... 23
MUTING THE MICROPHONE.......................................................................................................................... 23
SETTING THE RINGER VOLUME ON THE HANDSET ......................................................................................... 24
SETTING THE RINGER MELODY ON THE HANDSET ......................................................................................... 24
SETTING THE KEY LOCK .............................................................................................................................. 25
KEYPAD BEEP ON/OFF ............................................................................................................................... 25
ADJUST THE DISPLAY CONTRAST ................................................................................................................ 25
EDIT HANDSET NAME .................................................................................................................................. 26
SETTING AN ALARM .................................................................................................................................... 26
APPOINTMENTS .......................................................................................................................................... 27
STOP WATCH ............................................................................................................................................. 27
BASIC OPERATIONS .............................................................................. 29
Firmware version 1.0.0.33 DP715/DP710 User Manual Page 1 of 56
UNDERSTANDING DP715/710 VOICE PROMPT ................................................................................... 29
REGISTERING A HANDSET TO THE DP715 BASE STATION .............................................................. 30
COMPLETING CALLS ............................................................................................................................. 31
ANSWERING CALLS ............................................................................................................................... 31
INTERNAL CALLS ................................................................................................................................... 32
DIRECT IP CALLS.................................................................................................................................... 32
CALL HOLD .............................................................................................................................................. 33
CALL WAITING ........................................................................................................................................ 33
CALL TRANSFER .................................................................................................................................... 33
3-WAY CONFERENCING ........................................................................................................................ 34
CALL FEATURES .................................................................................... 35
DP715 BASE STATION - CONFIGURATION GUIDE .............................. 37
CONFIGURING THE BASE STATION THROUGH VOICE PROMPTS ................................................... 37
CONFIGURING THE BASE STATION VIA WEB BROWSER ................................................................. 37
IMPORTANT SETTINGS ......................................................................................................................... 38
ADVANCED USER CONFIGURATION ................................................................................................... 41
SAVING THE CONFIGURATION CHANGES .......................................................................................... 50
REBOOTING THE DP715 BASE STATION FROM REMOTE ................................................................. 50
CONFIGURING THE DP715 BASE STATION THROUGH A CENTRAL SERVER ................................. 50
SOFTWARE UPGRADE .......................................................................... 51
FIRMWARE UPGRADE THROUGH TFTP/HTTP/HTTPS ....................................................................... 51
INSTRUCTIONS FOR UPLOAD FROM LOCAL DIRECTORY ................................................................ 52
INSTRUCTIONS FOR LOCAL FIRMWARE UPGRADE USING TFTP SERVER .................................... 52
CONFIGURATION FILE DOWNLOAD..................................................................................................... 52
FIRMWARE AND CONFIGURATION FILE PREFIX AND POSTFIX ......................................................................... 52
MANAGING FIRMWARE AND CONFIGURATION FILE DOWNLOAD ................................................... 53
RESTORE FACTORY DEFAULT SETTING ............................................ 55
BASE STATION ....................................................................................................................................... 55
HANDSET ................................................................................................................................................ 56
Firmware version 1.0.0.33 DP715/DP710 User Manual Page 2 of 56
TABLE OF FIGURES
DP715/DP710 USER MANUAL
Figure 1: CONNECTING THE DP715 BASE STATION .................................................................. 9
Figure 2: CONNECTING THE DP710 CHARGER UNIT ............................................................... 11
Figure 3: INSERTING THE BATTERIES IN THE HANDSET ........................................................ 11
Figure 4: HANDSET KEYS DESCRIPTION .................................................................................. 15
Figure 5: HANDSET DISPLAY STRUCTURE ............................................................................... 17
Figure 6: HANDSET MENU STRUCTURE .................................................................................... 18
TABLE OF TABLES
DP715/DP710 USER MANUAL
Table 1: EQUIPMENT PACKAGING ............................................................................................... 9
Table 2: DEFINITIONS OF THE DP715 CONNECTORS ............................................................. 10
Table 3: BASIC DEFINITIONS OF THE DP715 LEDS PATTERN ................................................ 10
Table 4: ADVANCED DEFINITIONS OF THE DP715 LEDS PATTERN....................................... 10
Table 5: DP715/DP710TECHNICAL SPECIFICATIONS .............................................................. 13
Table 6:DP715/710 HARDWARE SPECIFICATIONS ................................................................... 14
Table 7: HANDSET KEYPAD ........................................................................................................ 15
Table 8: LCD ICONS ...................................................................................................................... 17
Table 9: DP715/710 IVR MENU DEFINITIONS............................................................................. 29
Table 10: DP715/710 CALL FEATURE DEFINITIONS ................................................................. 35
Table 11: BASIC SETTINGS ......................................................................................................... 39
Table 12:STATUS PAGE ............................................................................................................... 40
Table 13:ADVANCED SETTINGS ................................................................................................. 41
Table 14: PROFILE SETTINGS ..................................................................................................... 44
Table 15: HANDSETS SETTINGS ................................................................................................ 49
CONFIGURATION GUI INTERFACE EXAMPLES
DP715/DP710 USER MANUAL
(http://www.grandstream.com/products/dp_series/dp71x/documents/dp715_gui.zip
)
1. SCREENSHOT OF ADVANCED USER CONFIGURATION PAGE
CREENSHOT OF BASIC SETTINGS CONFIGURATION PAGE
2. S
CREENSHOT OF HANDSETS CONFIGURATION
3. S
CREENSHOT OF PROFILE CONFIGURATION
4. S
CREENSHOT OF STATUS PAGE
5. S
CREENSHOT OF LOGIN PAGE
6. S
CREENSHOT OF REBOOT PAGE
7. S
CREENSHOT OF REBOOTING PAGE
8. S
Firmware version 1.0.0.33 DP715/DP710 User Manual Page 3 of 56
GNU GPL INFORMATION
The DP715/710 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_gpl .
Firmware version 1.0.0.33 DP715/DP710 User Manual Page 4 of 56
CHANGE LOG
This section docum ents significant changes from previous versions of DP71x user manuals. Only major
new features or m ajor doc um ent updat es ar e liste d her e. Minor u pdates for correc tions or editi ng are n ot
documented here.
CHANGES FROM 1.0.0.31 USER MANUAL
• Added option [Disable Call-Waiting Tone] to enable/disable call-waiting tone.
• Added option [SIP Timer D] to configure RFC 3261 timer D.
Added option [SIP REGISTER Contact Header Uses] to configur e the sip regis ter contact hea der uses
•
to LAN Address or WAN Address.
• Removed [Repeater Support] in handsets settings.
• Changed option name from [
to override server]. Now option 160 will be accepted by unit along with option 66 when enabled.
• Changed option name from [
description of it.
Allow DHCP Option 66 to override server] to [Allow DHCP Option 66 or 160
Voice Frames per Packet] to [Voice Frames per TX], and correct the
CHANGES FROM 1.0.0.23 USER MANUAL
• Added support for DECT repeater [Enable Handset].
Added option [Caller ID Display] to choose the caller ID display source.
•
• Added the options to enable/disable [Use Privacy Header] and [Use P-Preferred-Identity Header].
• Added the options to configure timer of [Reregister before Expiration].
• Removed [DHCP domain name].
• Changed option name from SSL Certificate/Private Key/Private Key Password to
SIP TLS Certificate/Priv ate Key/Private Key Password [
• Added the options to enable/disable [Do Not Escape '#' as %23 in SIP URI].
• Added the options to enable/disable [Always send HTTP Basic Authentication Information].
SIP TLS Certificate].
Added the options to r estric t the m f ield sent in SD P [Disable Multiple m line in SDPDisable Multiple m
•
line in SDP].
• Rearrange Layer 2 QoS setting options [Layer 2 QoS].
CHANGES FROM 1.0.0.21 USER MANUAL
• Revised some web configuration options description.
Firmware version 1.0.0.33 DP715/DP710 User Manual Page 5 of 56
CHANGES FROM 1.0.0.8 USER MANUAL
• Added option [MWI LED BlinkingUpdate Handset Time] under Advanced Setting.
• Added option [
• Updated new LED pattern table: Table 4: ADVANCED DEFINITIONS OF THE DP715 LEDS PATTERN
Authenticate incoming INVITEUpdate Handset Time] under Profiles.
CHANGES FROM 1.0.0.5 USER MANUAL
• Added option [Update Handset Time] under Advanced Setting.
Firmware version 1.0.0.33 DP715/DP710 User Manual Page 6 of 56
WELCOME
Thank you for purchas ing Grandstream’s DP715/710 DECT Cordless IP Phone. The DP715/7 10 is the
next generation of powerful, af fordable, high qualit y and simple t o configure DECT Cordless IPPhone for
small business and residential users. Their compact size, superb voice qualit y, rich feature set, market
leading price-performance and wide range rad io co verage enable consum ers to maximize the power o f IP
voice application and mobility for a m inim um inves tment. The DP715/710 is SI P a n d DECT compliant and
field proven for flexible deployment.
This manual will help you learn how to operate and m anage your DECT Cordless IPPhoneDP715/710
and make the best use of its many upgraded features including simple and quick installation, 3-way
conferencing, direc t IP Calling, and new provisio ning support among other featu res. The DP715/710 is
very easy to manage and configure, and is specifically designed to be an easy to use and affordable VoIP
solution for both residential user and teleworker.
SAFETY COMPLIANCES
The DP715/710 com plies with FCC/CE and various s afety standards. The DP715/710 power adaptor is
compliant with UL and GS standards. Only use the universal power adapter provided with the DP715/710
package. The manufacturer’s warranty does not cover damages to the phone caused by unsupported
power adaptors.
WARRANTY
If you purchased your DP7 15/7 10 from a reseller, pl ea s e c ontac t th e c ompany where you purc has ed your
device for replacement, repair or refund. If you purc ha s ed the pr od uct dir ectly from Grandstr eam, contact
your Grandstream Support for an RMA (Return Materials Authorization) number before you return the
product. Grandstream reserves the right to remedy warranty policy without prior notification.
Firmware version 1.0.0.33 DP715/DP710 User Manual Page 7 of 56
Caution:Changes or modifications to th is product not expressly approved by Grandstream, or operation
of this product in any way other than as detailed by this User Manual, could void your manufacturer
warranty. Please do not u se a different power adaptor with t he DP715 as it may cause damage to the
products and void the manufacturer warranty.
• This document contains links to DP715 GUI Interfaces. Please download these examples for
your reference here:
http://www.grandstream.com/products/dp_series/dp71x/documents/dp715_gui.zip
• This document is subject to change without notice. The latest electronic version of this user
manualisavailablefordownloadat:
http://www.grandstream.com/products/dp_series/dp71x/documents/dp71x_usermanual_english.pdf
Reproduction or transmittal of the entire or any part, in any form or by any means, electronic or print, for
any purpose is not permitted without the express written permission of Grandstream Networks, Inc.
Firmware version 1.0.0.33 DP715/DP710 User Manual Page 8 of 56
DP715
DP710
• 1Base unit
• 1 Handset including 2 rechargeable
DP715 Front View
DP715 Back View
RJ-45 Ports
10/100 Mbps
Power Supply
Reset
Power
Network
Registered
Call
EQUIPMENT PACKAGING
CONNECT YOUR DP715/710
Table 1: EQUIPMENT PACKAGING
• 1 Handset including 2 rechargeable
batteries (AAA, 1.2V / 500 mAh, NiMH)
• 1 power supply plug for the base unit
batteries (AAA, 1.2V / 500 mAh, NiMH)
• 1 Charger unit
• 1 Ethernet cable
• 1 User guide
• 1 GPL License
CONNECTING THE DP715 BA SE STAT IO N
To setup the DP715 Base Station, follow the steps below:
1. Connect the Network port of the DP715 to t he RJ-4 5 socket of a hub/switch or a r outer (LAN side of the
router) using the Ethernet cable provided.
2. Connect the 6V DC output plug to the power jack on the DP715; plug the power adapter into an
electrical outlet.
Note:When the base station boots up, it will automatically call all the registered handsets to update the date
and time.
Firmware version 1.0.0.33 DP715/DP710 User Manual Page 9 of 56
(DC 6V)
Figure 1: CONNECTING THE DP715 BASE STATION
DC 6V
(RJ-45)
RESET
POWER LED
Indicates Power. Remains green when power is connected, and orange when handset is
connected for charging.
NETWORK
Indicates Access to the Network. Remains ON while there is Access to the Network
REGISTERED
Indicates if the SIP accounts are registered
CALL
Indicates status of active calls.
LED-01
Device has normal power
POWER
GREEN ON
LED-02
Handset is placed on base with battery to charge
POWER
ORANGE ON
LED-03
Power Error: Power is removed from the device
POWER
OFF
LED-04
Power supply with improper voltage is plugged in
POWER
Blink ( 0.5s on/ 0.5s off )
LED-05
Device has normal LAN connection and has obtained an
IP address
LED-06
Link Down
Note : This is the default state while the device is booting.
LED-07
Link Up but DHCP error
Blink ( 0.25s on/ 0.25s
off )
LED-08
Link Up but PPPoE error
NETWORK
Blink ( 0.5s on/ 0.5s off )
LED-09
All configured SIP accounts are registered
REGISTERED
ON
LED-10
SIP accounts are in the process of registering
REGISTERED
Blink ( 1s on/ 1s off )
LED-11
Device is booting, application has not start ed.
REGISTERED
OFF
LED-12
No account is configured on DP715
REGISTERED
OFF
LED-13
Registration Error - ANY SIP account experiences
registration failure.
Blink ( 0.5s on/ 0.5s off -
05s on/ 2s off )
LED-14
Call is active. Any DECT handset is in an active call with
an external line.
LED-15
No active call.
CALL
OFF
LED-16
DECT Error
5 sequence of Blink
off
LED-17
VMWI
Blink (0.25s on/ 0.25s off -
on/ 0.75s off)
LED-18
Boot up
ALL
GREEN ON
LED-19
Factory reset
GREEN ( 0.25s on/0.25s
off – 0.25s on/0.75s off )
Table 2: DEFINITIONS OF THE DP715 CONNECTORS
Power adapter connection.
NETWORK PORT
LEDs
Pattern
Number
Condition LED LED Behavior
10/100Mbps RJ-45 port toconnect to the network.
Factory Reset button: Press for 7 seconds to reset factory default settings.
Table 3: BASIC DEFINITIONS OF THE DP715 LEDS PATTERN
Table 4: ADVANCED DEFINITIONS OF THE DP715 LEDS PATTERN
NETWORK ON
NETWORK Blink (1s on/ 1s off).
NETWORK
REGISTERED
CALL Blink ( 0.5s on/ 0.5s off )
CALL
CALL
ALL
(0.25s on/0.25s off) + 3s
0.25s on/ 0.25s off - 0.25s
Firmware version 1.0.0.33 DP715/DP710 User Manual Page 10 of 56
CONNECTING THEDP710 CHARGER UNIT
2
To setup the DP710, follow the steps below:
Plug the 7V DC power adapter into an electrical outlet to start using the charger unit.
1
1 Underside of the charger unit
2
2 Powersupply plug
Figure 2: CONNECTING THE DP710 CHARGER UNIT
SETTING UP THE DP715/710 HANDSET
To setup the handset, follow the steps below:
1. Open the battery compartment (see below).
2. Insert the batteries in the correct polarity (+ and -).
3. Close the battery compartment.
4. To charge the rechargeable batteries for the first time, place the handset in the base unit or
chargerunitfor 16 hours.
3
Figure 3: INSERTING THE BATTERIES IN THE HANDSET
1
1. Battery compartment cover
2. Batteries
3. Rear of Handset
Firmware version 1.0.0.33 DP715/DP710 User Manual Page 11 of 56
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PRODUCT OVERVIEW
Range: up to 300 m outdoors, maximum of 50 m in buildings
Network Interface
One 10/100Mbps auto-sensing Ethernet port (RJ45) ( DP715 Base Station only)
LED Indicators
Base Station : Power, Network, Register, Call
Handset Display
1.7” 102x80 FSTN LCD with color backlight
Factory Reset Button
Yes ( DP715 Base Station only)
Audio Interface
Handsfree speaker (Handset only )
Capabilities
Handset : Speakerphone with Acoustic Echo Cancellation
G.729A/B, iLBC
not disturb, 3-way conference
QoS
Layer 2 (802.1Q VLAN/802.1p), Layer 3 (ToS, DiffServ, MPLS)
IP Transport
RTP/RTCP
DTMF Method
In-audio, RFC2833 and/or SIP Info
IP Signaling
per base station
Hunting Group
Provisioning
Security
Security protection: SIP over TLS and SRTP.
Device Management
Web interface or secure (AES encrypted) central configuration file for mass deployment
through TFTP, HTTP or HTTPS
Auto/manual provisioning system
firewall/NAT
Syslog support
The DP715/710 is the next generation of powerful, aff ordable, high quality and sim ple to configure DECT
Cordless IP Phone for sm all business and residentia l users. Their compact size, super b voice quality, rich
feature set, market leading price-performance and wide range radio coverage enable consumers to
maximize the power of IP voice application and mobility for a minimum investment. The VoIP network
signaling protocol su pported is SIP. The D P715/710 is fully com patible with SI P industry stan dard and can
interoperate with many other SIP compliant devices and software on the market. Moreover, it supports
comprehensive voice codecs including G.711, G.723.1, G.729AB, G.726 and iLBC.
SOFTWARE FEATURES OVERVIEW
Table 5: DP715/DP710TECHNICAL SPECIFICATIONS
Telephony standards: DECT / GAP
Frequency range: 1880 - 1900 MHz (Europe), 1920 - 1930 MHz (US)
Air Interfaces
Number of channels: 120 (Europe), 60 duplex (US)
Modulation: GFSK
Speech coding: 32 kbit/s
Emission power: 10 mW (average power per channel)
Voice over Packet
Voice Compression
Telephony Features
Multiple SIP accounts
Base Station : Dynamic Jitter Buffer
G.711 with Annex I (PLC) and Annex II (VAD/CNG), G.723.1, G.726-32 AAL2,
Caller ID display or block, call waiting, Flash, blind or attended transfer, forward, hold, do
SIP (RFC 3261)
Up to five (5) distinct SIP accounts per system; Independent SIP account per handset;
Multiple handsets per SIP account
Linear mode; Parallel mode; Shared Line mode
HTTP, HTTPS, TELNET, TFTP, TR-069 (pending), secure and automat ed prov is ion ing
Support device configuration via built-in IVR, Web browser or central configuration file
NAT-friendly remote software upgrade for deployed devices including behind
Firmware version 1.0.0.33 DP715/DP710 User Manual Page 13 of 56
30 incoming calls entries
Danish, Greek, Norwegian, Polish, Portuguese, Russian, Swedish, Turkish.
Multi-language Input
English; Latin; Greek; Russian
or external VoIP)
Input: 100–240 VAC, 50-60 Hz, 0.15A;
Output: 7VDC, 420mA (for Charger Unit)
Battery Life
10 hours talk time; 80 hours standby time
Base Station
Charger unit:53 x 75 x 60 mm;
Base Station: Approximately 0.21lbs (95g);
Charger Unit: Approximately 0.22lbs (102g)
Operational: 32° ~104°F or 0°~40°C
Humidity
Maximum 85%(non-condensing)
CENELEC EN 60950-1:2006 / All:2009
Efficient use of
Frequency Spectrum
Phonebook
(Per Handset)
Multi-language
Polyphonic Ringtones
200 numbers (up to 24 digits) with an associated name (up to 16 characters);
10 outgoing call entries;
Base Station Web UI: English;
Voice Prompt : English, Spanish;
Handset LCD Menu (15): English, French, German, Spanish, Dutch, Italian, Czech,
18 different ringer melodies are available to indicate an incoming call (internal intercom
HARDWARE SPECIFICATIONS
The table below lists the hardware specifications of the DP715/710.
Table 6:DP715/710 HARDWARE SPECIFICATIONS
Universal Power Supply
Power Consumption
Dimension (H x W x D)
Output: 6VDC, 500mA (for Base Station)
Base unit with handset: approximately 1.2W
: 75 x 105 x 85mm;
Handset: 160 x 46 x 22 mm;
Weight
Temperature
EMC &Safety
Handset (with batteries): Approximately 0.23lbs (104g);
Storage: -4° ~ 140°F or -20° ~ 60°C
FCC : Part 15B/15D,
CE : ETSI EN 301 489-1 V1.8.1, ETSI EN 301 489-6 V1.3.1, ETSI EN 301 406-1 V2.1.1,
EN60950-1, EN50360 and EN50385
ETSI EN 301 406 V1.5.1
Firmware version 1.0.0.33 DP715/DP710 User Manual Page 14 of 56
USING THE DP715/710 HANDSET
Key
Definition
2 Display function/soft keys that correspond to the functions displayed on the LCD.
GETTING FAMILIAR WITH THE HANDSET
The DP715/710 Han dset has a dynamic sc reen. The s creen displa ys differently depending on whether the
handset is idle or in use (active screen).
HANDSET KEYS DESCRIPTION
1. Display
2. Right display button (display functions)
3. Up/Redial key
4. Right/Recall key
5. On-hook/Power key
6. Alphanumeric keypad
7. Keypad lock key
8. Microphone
9. Ringer off-key
10. Down/Calls list key
11. Off-hook key/Handsfree key
12. Left/Internal call key
13. Left display button (display functions)
Figure 4: HANDSET KEYS DESCRIPTION
Table 7: HANDSET KEYPAD
- Off-hook key : Answer calls
The soft keys function changes depending on the current context. Their current
function is shown directly above in the display. The most important display key
functions are:
Phone book
OK/ Confirm
Menu
Delete
- Hands free key
Mute function
Previous
Cancel
Firmware version 1.0.0.33 DP715/DP710 User Manual Page 15 of 56
- Power Key : Turn on / Off the handset
- Recall-Key/hook-flash key used to place call on hold toggle between calls.
Standard telephone keypad. The # key can act as a send key.
In the input mode, if an English alphabet needs to be entered, press the
To switch between upper/lower case
- On-hook: T er minate calls.
- Redial List : Display your 10 last Outgoing calls
- Up Navigation key
- Increase the volume during the call.
- Call List : Display your 30 last Incoming calls/Missed calls
- Down Navigation key
- Decrease the volume during the call.
- Internal Call key : Allows you to make an internal call to any Handset
registered to the same DP715 Base Station
corresponding numerical key multiple times.
input press the * Key.
For example, if the user wis hes to enter b, press 2 three tim es; if the user wishes to
enter y, press 9 four times.
Firmware version 1.0.0.33 DP715/DP710 User Manual Page 16 of 56
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