Qualitel KTF4-IP User Manual
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Qualitel KTF4-IP User Manual

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State of the art telecommunication products
User Manual
KTF4-IP
Document Version: 2.0
Software Version: 2.0
Release Date: 2016/08/26

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  • Page 1 State of the art telecommunication products User Manual KTF4-IP Document Version: 2.0 Software Version: 2.0 Release Date: 2016/08/26...

  • Page 2: Table Of Contents

    State of the art telecommunication products Table of Content Figures .............................. 5 Tables ............................... 8 Safety Instruction ........................9 Overview ..........................10 Installation ..........................11 Use PoE or external Power Adapter ................11 Desktop and Wall-mount Installation ................12 Introduction to the Phone User Interface ................14 Keypad ..........................
  • Page 3 State of the art telecommunication products DSS LCD Configuration ....................51 Phone Settings ........................54 Adjust Audio Volume ......................54 Set Ring Tone Volume and Type ..................54 Adjust LCD Contrast ......................54 Set Device Time/Date ....................... 55 Set Device Language ....................... 56 Reboot the Device ......................
  • Page 4 State of the art telecommunication products 8.25 CALL LOGS ........................79 8.26 FUNCTION KEY / Function Key ..................80 8.27 FUNCTION KEY / Softkey ....................81 Advanced Features ......................82 VPN ........................... 82 9.1.1 L2TP ..........................82 9.1.2 OpenVPN .......................... 83 Trouble Shooting .........................

  • Page 5: Figures

    State of the art telecommunication products Figures Figure 1 - Desktop Installation .................... 12 Figure 2 - Change handset hook to wall-mount mode ..Error! Bookmark not defined. Figure 3 - Wall-mount Installation ..................13 Figure 4 - Connecting to the Device ................... 13 Figure 5 - Keypad .......................
  • Page 6 State of the art telecommunication products Figure 33 - Default Line ...................... 28 Figure 34 - Dialing a Number before Audio Channel Opened ........... 29 Figure 35 - Dial a Number after Audio Channel Opened ........... 30 Figure 36 - Calling Remote Party ..................31 Figure 37 - Incoming Call Screen ..................
  • Page 7 State of the art telecommunication products Figure 70 - Global Substitution Configuration ..............66 Figure 71 - Local Substitution Configuration ..............67 Figure 72 - Add Prefixes Configuration ................67 Figure 73 - Add Suffixes Configuration ................68 Figure 74 – Deletion Configuration ..................68 Figure 75 –...

  • Page 8: Tables

    State of the art telecommunication products Tables Table 1 - Time Settings Parameters ..................55 Table 2 - Line Configuration on Web ..................60 Table 3 - Global Settings for Lines on Web ................69 Table 4 - Common Phone Feature Settings on Web ............70 Table 5 - Audio Settings on Web ...................

  • Page 9: Safety Instruction

    State of the art telecommunication products Safety Instruction Please read the following safety notices before installing or using this unit. They are crucial for the safe and reliable operation of the device.  Please use the external power supply that is included in the package. Other power supply may cause damage to the phone, affect the behavior or induce noise.

  • Page 10: Overview

    State of the art telecommunication products Overview The new F4 color screen IP Phone is a high-end enterprise desktop phone which comes with an intelligent DSS Key-mapping LCD to increase enterprise users’ productivity at a cost-effective price. The DSS Key-mapping LCD is designed with intelligence to support dynamic usage to substitute expansion modules.

  • Page 11: Installation

    State of the art telecommunication products Installation 3.1 Use PoE or external Power Adapter F4, called as ‘the device’ hereafter, supports two power supply modes, power supply from external power adapter and F4 supports 802.3af Class 2 Power over Ethernet (PoE) complied switch (PoE support also applies to F4G).

  • Page 12: Desktop And Wall-Mount Installation

    State of the art telecommunication products 3.2 Desktop and Wall-mount Installation The device supports two installation mode, desktop and wall-mount. To set up the phone to be used on desktop, please follow the instructions in below picture to install the device. Figure 1 - Desktop Installation To mount the device on the wall, please follow the instructions in below picture.
  • Page 13 State of the art telecommunication products Figure 2 - Wall-mount Installation Please connect power adapter, network, PC, handset, and headphone to the corresponding ports as described in below picture. Figure 3 - Connecting to the Device NOTICE! Power adapter is optional for both F4 and F4G model...

  • Page 14: Introduction To The Phone User Interface

    State of the art telecommunication products Introduction to the Phone User Interface 4.1 Keypad ① Soft key ② Navigation Key ③ Hold Key ④ Transfer key ① ⑤ Conference Key ③ ④ ⑥ ⑥ Phonebook Key ② ⑦ Call log Key ⑦...

  • Page 15: Using Handset / Hands-Free Speaker / Headphone

    State of the art telecommunication products  Standard Telephone Keys – The 12 standard telephone keys provide the same function as standard telephones, but further to the standard function, some keys also provide special function by long-pressing the key,  Key # - Long-pressed to lock the phone. (Default PIN is 123) ...

  • Page 16: Screen User Interface

    State of the art telecommunication products  Using Line Keys(Defined by DSS Key) User can use line key to make or answer a call on specific line. If handset has been lifted, the audio channel will be opened in handset, otherwise, the audio channel will be opened in hands-free speaker or headphone.

  • Page 17: Web Portal

    State of the art telecommunication products In some screens, there are more items or long text to be displayed which could not fit into the screen. They will be arranged in a list or multiple lines with a scroll bar. If user sees a scroll bar, user can use up/down navigator buttons to scroll the list.
  • Page 18 State of the art telecommunication products The first screen of the device’s web portal is the login page. Figure 8 - Web Portal Login Page User must enter the username and password to log in to the web portal. The default username and password are both ‘admin’.

  • Page 19: Setting Up

    State of the art telecommunication products Setting Up In order to get the device ready for making and receiving phone calls, the device must be configured with correct network configurations and at least one of the lines must be configured with an IP telephony service.

  • Page 20: Line Configurations

    State of the art telecommunication products The device is default configured in DHCP mode. 5.2 Line Configurations A line must be configured properly to be able to provide telephony service. The line configuration is like a virtualized SIM card. Just like a SIM card on a mobile phone, it stores the service provider and the account information used for registration and authentication.
  • Page 21 State of the art telecommunication products Figure 20 - Configure SIP Proxy Server Port Figure 31 - Configure SIP Username...
  • Page 22 State of the art telecommunication products Figure 4 - Configure Authentication Name Figure 5 - Configure SIP Authentication Password...
  • Page 23 State of the art telecommunication products Figure 6 - Configure Display Name Figure 7 - Enable / Disable Outbound Proxy...
  • Page 24 State of the art telecommunication products Figure 8 - Enable / Disable Sip Line Save the adjustment by pressing [OK] or [Save] when done. For users who want to configure more options, user should use web management portal to modify or Advanced Settings in accounts on the individual line to configure those options.
  • Page 25 State of the art telecommunication products Figure 10 - Configure SIP Realm/Domain Figure 12 - Configure DTMF Mode Figure 19 –Configure Unregistered Dial Figure 13 - Enable / Disable STUN Figure 11 - Enable / Disable Anonymous Figure 14 - Configure Local Port...
  • Page 26 State of the art telecommunication products Figure 154 - configure Ring Type Figure 18 - Configure Park Number Figure 16 - Configure Figure 19 - Configure MWI Number Join Call Number Figure 176 - Configure Pickup Number Figure 29 - Enable / Disable Missed Call...
  • Page 27 State of the art telecommunication products Figure 200 - Enable / Disable Feature Figure 21 - Enable / Disable SCA Sync NOTICE! On the device, user can only configure whether STUN / Outbound Proxy is enabled, to change the STUN / Outbound Proxy server address, user must edit in the device web portal.

  • Page 28: Using The Phone

    State of the art telecommunication products Using the Phone 6.1 Making Phone Calls  Default Line The device provides 2 line services. If both lines are configured, user can make or receive phone calls on either line. If default line is configured by user, there will be a default line to be used for making outgoing call which is indicated on the top left corner.
  • Page 29 State of the art telecommunication products To make a phone call, user can firstly dial a number by one of the above methods. When the dialed number is completed, user can press [Dial] button on the soft-menu, or press hand-free button to turn on the speaker or headphone, or lift the handset to call out with the current line, or user can press line key(Configured by DSS Keys) to call out with specified line.
  • Page 30 State of the art telecommunication products Figure 24 - Dial a Number after Audio Channel Opened NOTICE! For some users who get used to dial a number immediately by pressing # key, the user must login to the web to enable ‘Press "#" to invoke dialing ’...
  • Page 31 State of the art telecommunication products  Cancel Call While calling the number, user can press [End] button or close the audio channel by put back the handset or press the hands-free button to drop the call. Figure 25 - Calling Remote Party ...
  • Page 32 State of the art telecommunication products [Divert] button. To reject the incoming call, user should press [Reject] button.
  • Page 33 State of the art telecommunication products  Talking When the call is connected, user will see a talking mode screen as the following figure, Figure 27 - Talking Mode Screen 1.Audio Channel – The icon reflects the current audio channel being used. 2.Current Line –...

  • Page 34: Make / Receive Second Call

    State of the art telecommunication products Figure 28 - Call Holding Screen  Call Ended When user finished the call, user can put the handset back to the device to hang up the call or press the hands-free button to close the audio channel to hang up. NOTICE! When the call is held or in holding state, the user must press [Resume] button to back to call mode, or putting the handset back to the device or pressing Speaker-free button to hang up is not available.
  • Page 35 State of the art telecommunication products Figure 39 – Second Incoming Call Screen  Second Outgoing Call To make a second call, user may press [XFER] / [Conf] button to make a new call on the default line or press the line key to make new call on specific line. Then dial the number the same way as making a phone call.

  • Page 36: Join / Split Two Calls (3-Way Local Conference)

    State of the art telecommunication products [Hold] / [Resume] button.  Ending One Call User may hang up the current talking call by closing the audio channel or press [End] button. The device will return to single call mode in holding state. Join / Split Two Calls (3-way Local Conference) 6.1.2 In the dual call mode, user can join two calls into a conference call by pressing [Conf] button.

  • Page 37: Using Phonebook

    State of the art telecommunication products button to transfer the first party to the second one.  Unattended / Blind Transfer Unattended transfer is also known as ‘Fire and Forget’ mode. Instead of connecting to the second party first and confirming the second call is established, user press [XFER] button first then dial the second party number.
  • Page 38 State of the art telecommunication products Figure 31 - Phonebook screen NOTICE! The device can save up to total 500 contact records. Figure 32 - Phonebook is Empty When there are contact records in the phonebook, the contact records will be arranged in the alphabet order.

  • Page 39: Add / Edit / Delete Contact

    State of the art telecommunication products Add / Edit / Delete Contact 6.2.1 To add a new contact, user should press [Add] button to open Add Contact screen and enter the contact information of the followings,  Contact Name  Tel.

  • Page 40: Browse And Add / Remove Contacts In Group

    State of the art telecommunication products By default, the group list is blank. User can create his/her own groups, edit the group name, add or remove contacts in the group, and delete a group. To add a group, press [Add] button. To delete a group, press [Option] ->...

  • Page 41: Using Cloud Phonebook

    State of the art telecommunication products pressing [Add] button to enter the group contacts management screen.Press [Add] button to create a new contact for the group; press [Option] button to remove the contact from the group. Figure 37 - Add/Remove Contacts in a Group Using Cloud Phonebook Cloud phonebook allows user to configure the device to download a phonebook from a cloud server.

  • Page 42: Open Cloud Phonebook

    State of the art telecommunication products Figure 38 - Cloud Phonebook List Open Cloud Phonebook 6.3.1 In cloud phonebook screen, user can open a cloud phonebook by pressing [OK] / [Enter] button. The device will start downloading the phonebook. If downloading failed, user will be prompted with a warning message.

  • Page 43: Call Logs

    State of the art telecommunication products Figure 40 - Browsing Contacts in Cloud Phonebook Call Logs The device can store up to 600 call log records and user can open the call logs to check all incoming, outgoing, and missed call records by pressing soft-menu button [History] In the call logs screen, user may browse the call logs with up/down navigator keys.
  • Page 44 State of the art telecommunication products Figure 41 - Call Logs User can also filter call logs with specific call log type to narrow down the call log records by pressing the left/right navigator button and select one of the call log types in the soft-menu buttons, - Missed Calls - Received Calls / Incoming Calls - Dialel Calls / Outgoing Calls...

  • Page 45: Voice Message

    State of the art telecommunication products Voice Message If the service of the lines supports voice message feature, when the user is not available to answer the call, the caller can leave a voice message on the server to the user. User will receive voice message notification from the server and device will prompt a voice message waiting icon on the standby screen, Figure 43 - New Voice Message Notification...

  • Page 46: Do-Not-Disturb

    State of the art telecommunication products Figure 44 - Voice Message Screen Figure 45 - Configure the Voice Message Number Do-Not-Disturb User may enable Do-Not-Disturb (DND) feature on the device to reject incoming calls (including call waiting). The DND can be enabled on line basis. To quickly enable or disable the DND on all lines, When the device is in the default standby mode, ...
  • Page 47 State of the art telecommunication products  Press [DND] button again to disable DND on all line and icon will be disapeared. Figure 46 - DND Enabled on All Lines If user wishes to enable or disable DND on a specific line, user could change the DND mode in DND configurations.

  • Page 48: Auto-Answering

    State of the art telecommunication products Auto-Answering User may enable auto-answering feature on the device and any incoming call will be automatically answered (not including call waiting). The auto-answering can be enabled on line basis. When the device is in the default standby mode, if user wishes to enable or disable auto-answering on a specific line or change the auto-answering delay time, user could change the auto-answering configuration adopt following steps.

  • Page 49: Call Forward

    State of the art telecommunication products Figure 48 - Auto-answering Enabled on Line1 Call Forward Call forward is also known as ‘Call Divert’ which is to divert the incoming call to a specific number based on the conditions and configurations. User can configure the call forward settings of each line. There are three types, ...
  • Page 50 State of the art telecommunication products Figure 49 - Select Line for Call Forward Configuration Figure 50 - Select Call Forward Type...

  • Page 51: Dss Lcd Configuration

    State of the art telecommunication products Figure 51 - Activate Call Forward and configure Call Forward Number Figure 52 - Set Delay Time for Call Forward on No Answer DSS LCD Configuration There are 6 DSS keys corresponded to the LCD display to provide dynamic Line/DSS/BLF functions up to five pages at virtualized total 30 DSS keys.
  • Page 52 State of the art telecommunication products Figure 535 – DSS LCD Page Configuration Screen The phone provide DSS Key configuration, such as,  Memory Key  Speed Dial/Intercom/BLF/Presence/Call Park/Call Forward(For someone)  Line  Key Event  MWI/DND/Hold/Transfer/Phonebook/Redial/Pickup/Call Forward(for entitle line) ...
  • Page 53 State of the art telecommunication products Figure 546 – DSS LCD Screen Configuration...

  • Page 54: Phone Settings

    State of the art telecommunication products Phone Settings 7.1 Adjust Audio Volume When the device is in the default standby mode,  Press soft-button [Menu] till you find the [Settings] item.  Enter [Settings] item till you find the [Basic Settings] item. ...

  • Page 55: Set Device Time/Date

    State of the art telecommunication products  Enter [Basic Settings] item ill you find [Contrast] item.  Enter [Contrast] item, press left / right navigator keys to adjust the LCD contrast.  Save the adjustment by pressing [OK] or [Save] when done. 7.4 Set Device Time/Date When the device is in the default standby mode, ...

  • Page 56: Set Device Language

    State of the art telecommunication products  MM-DD-YY  MM-DD-YYYY  YY-MM-DD  YYYY-MM-DD Date(Only Mode=Manual) Edit the date of the device in the format of yyyy/mm/dd. Time(Only Mode=Manual) Edit the time of the device in the format of hh:mm:ss. Hh=00~23, mm=00~59, ss=00~59 7.5 Set Device Language When the device is in the default standby mode, ...

  • Page 57: Web Portal

    State of the art telecommunication products Web Portal 8.1 Web Portal Authentication User can log in onto the device web portal to manage the device or user’s profile. User must provide correct username and password to be able to log in. 8.2 Web Call Besides making and receiving phone calls by operating the device directly, user could also making and receiving phone calls by operating the controls in the web portal.

  • Page 58: System / Information

    State of the art telecommunication products Figure 568 - Web Call, Entering Number and Select Line 8.3 SYSTEM / Information User can get the system information of the device in this page including,  Model  Hardware Version  Software Version ...

  • Page 59: System / Account

    State of the art telecommunication products 8.4 SYSTEM / Account User may change his/her web authentication password in this page. For users with Administrators privilege, the user can also manage user accounts by adding or deleting user account and assign privilege and password to new account. There are two types of user privilege, Administrators and Users.

  • Page 60: System / Tools

    State of the art telecommunication products 8.8 SYSTEM / Tools Tools provided in this page help users to identify issues at trouble shooting. Please refer to 10 Trouble Shooting for more detail. Besides, the device also provided the screenshot feature to user, including mail screen and sub-screen.
  • Page 61 State of the art telecommunication products Line Status Display the current line status at page loading. To get the up to date line status, user has to refresh the page manually. Username Enter the username of the service account. Display Name Enter the display name to be sent in a call request.
  • Page 62 State of the art telecommunication products Call Forward Delay for No Answer Set the delay time of not answered call before being forwarded Enable Hotline Enable hotline configuration, the device will dial to the specific number immediately at audio channel opened by off-hook handset or turn on hands-free speaker or headphone Hotline Number...
  • Page 63 State of the art telecommunication products by dialing to a conference room on the server Server Conference Number Set the conference room number when conference type is set to be Server Transfer Timeout Set the timeout of call transfer process Enable Long Contact Allow more parameters in contact field per RFC 3840...
  • Page 64 State of the art telecommunication products DTMF Type Set the DTMF type to be used for the line Set the SIP INFO mode to send ‘*’ and ‘#’ or ‘10’ and DTMF SIP INFO Mode ‘11’ Transport Protocol Set the line to use TCP or UDP for SIP transmission SIP Version Set the SIP version Caller ID Header...

  • Page 65: Lines / Dial Peer

    State of the art telecommunication products support subscription package, the registered server and subscription server will be separated. BLF List Number BLF List allows one BLF key to monitor the status of a group. Multiple BLF lists are supported. SIP Encryption Enable SIP encryption such that SIP transmission will be encrypted SIP Encryption Key...
  • Page 66 State of the art telecommunication products  all: xxx – xxx will replace the phone number. add: xxx – xxx will be dialed before any phone number.   del –The characters will be deleted from the phone number.  rep: xxx –...
  • Page 67 State of the art telecommunication products dialing 162213123 instead of 01062213123. Figure 70 - Local Substitution Configuration Example 3: Add Prefixes If the dialed number starts with the fixed prefix number, the phone will send out your dialed phone number adding prefix number automatically. For example, when users dial “9312”, the device will send out “0079312”.
  • Page 68 State of the art telecommunication products Figure 57 - Add Suffixes Configuration Example 5: Deletion If the dialed number ends with the fixed prefix number, the phone will send out your dialed phone number deleting prefix number automatically. For example, when users dial “98322”, the device will send out “8322” . Figure 58 –...

  • Page 69: Lines / Dial Plan

    State of the art telecommunication products 8.14 LINES / Dial Plan Figure 59 – Dial Plan Configuration The device supports 7 dialing modes:  Press # to Send - Dial the desired number, and press # to send it to the server. ...

  • Page 70: Phone / Features

    State of the art telecommunication products SIP Settings Local SIP Port Set the local SIP port used to send/receive SIP messages. Registration Failure Retry Interval Set the retry interval of SIP REGISTRATION when registration failed. STUN Settings Server Address Set the STUN server address Server Port Set the STUN server port, default is 3478 Binding Period...
  • Page 71 State of the art telecommunication products hang up and return to the idle automatically after Auto Hand down time at hands-free mode, and play dial tone Auto handdown time at handset mode Enable Auto Redial Enable Auto Redial by selecting it, then the phone reminds whether redial, when the dialed line is busy or rejects Auto Redial Interval...
  • Page 72 State of the art telecommunication products Enable Intercom Mute Enable mute mode during the intercom call Enable Intercom Tone If the incoming call is intercom call, the phone plays the intercom tone Enable Intercom Barge Enable Intercom Barge by selecting it, the phone auto answers the intercom call during a call.
  • Page 73 State of the art telecommunication products dialing out rather than SIP1. Enable Auto Switch Line Enable phone to select an available SIP line as default automatically DND Response Code Set the SIP response code on call rejection on Busy Response Code Set the SIP response code on line busy Reject Response Code Set the SIP response code on call rejection...

  • Page 74: Phone / Audio

    State of the art telecommunication products remove a number from the restriction list, select the number from the dropdown box and click “Delete” button to remove it. 8.17 PHONE / Audio Change the audio settings, Table 5 - Audio Settings on Web Parameters Description First Codec...

  • Page 75: Phone / Mcast

    State of the art telecommunication products ring type, the default ring will be used. Handset Volume Set the Handset volume, the value must be 1~9 Headset Volume Set the Headset volume, the value must be 1~9 Headset Ring Volume Set the ring volume in the headset, the value must be 1~9 Speakerphone Volume Set the speakerphone volume, the value must...

  • Page 76: Phone / Time/Date

    State of the art telecommunication products User can configure a multicast DSS Key on the phone, which allows user to send a Real Time Transport Protocol (RTP) stream to the pre-configured multicast address(es) without involving SIP signaling. You can also configure the phone to receive an RTP stream from pre-configured multicast listening address(es) without involving SIP signaling.

  • Page 77: Phone / Advanced

    State of the art telecommunication products Daylight Saving Time Settings Location Select the user's time zone specific area DST Set Type Select automatic DST according to the preset rules of DST, or the manually input rules Offset The DST offset time Month Start The DST start month Week Start...

  • Page 78: Phonebook / Cloud Phonebook

    State of the art telecommunication products To edit a contact, click on the checkbox in front of the contact, the contact information will be copied to the contact edit boxes, press “Modify” button after finished editing. To delete one or multiple contacts, check on the checkbox in front of the contacts wished to be deleted and click the “Delete”...

  • Page 79: Phonebook / Blacklist

    State of the art telecommunication products To configure a LDAP phonebook, the following information should be entered, Display Title (must) LDAP Server Address (must) LDAP Server Port (must) Search Base (must) Access username (optional) Access password (optional) NOTICE! In regard of creating a LDAP phonebook and setting up a LDAP phonebook server, please refer to “F4 Administration Guide”.

  • Page 80: Function Key / Function Key

    State of the art telecommunication products User can save a call log into his/her phonebook or add it to the blacklist. User can also make web call by click on the number of a call log. 8.26 FUNCTION KEY / Function Key The device provides 30 user-define DSS Keys at most.

  • Page 81: Function Key / Softkey

    State of the art telecommunication products Hold / etc. DTMF It allows user to dial or edit dial number easily. Open the specific URL directly. Multicast Configure the multicast address and audio codec. User presses the key to initiate the multicast.

  • Page 82: Advanced Features

    State of the art telecommunication products Advanced Features 9.1 VPN Virtual Private Network (VPN) is a technology to allow device to create a tunneling connection to a server and becomes part of the server’s network. The network transmission of the device may be routed through the VPN server.

  • Page 83: Openvpn

    State of the art telecommunication products OpenVPN 9.1.2 To establish an OpenVPN connection, user should get the following authentication and configuration files from the OpenVPN hosting provider and name them as the following, OpenVPN Configuration file: client.ovpn CA Root Certification: ca.crt Client Certification: client.crt...

  • Page 84: Trouble Shooting

    State of the art telecommunication products 10 Trouble Shooting When the device does not work properly, users may try the following methods to recover the device or gather relative information and send an issue report to support. 10.1 Get Device System Information Users may get the device system information by pressing [Settings] ->...

  • Page 85: Reboot Device

    State of the art telecommunication products 10.3 Reboot Device Users may reboot the device from soft-menu, [Menu] -> [Reboot System], and confirm the action by [Yes]. Or, simply remove the power supply and restore it again. 10.4 Reset Device to Factory Default Reset Device to Factory Default will erase all user’s configuration, preference, database and profiles on the device and restore the device back to the state as factory default.
  • Page 86 State of the art telecommunication products Step 1. Download the latest device software. Step 2. Setup a FTP server on a PC and put the downloaded software in the FTP repository. (Windows users can download free FTP server software such as WFTPD32 or 3CDaemon) Step 3.

  • Page 87: Common Trouble Cases

    State of the art telecommunication products 10.7 Common Trouble Cases Table 9 - Trouble Cases Trouble Case Solution Device could not boot up 1. The device is powered by external power supply via power adapter or PoE switch. Please use standard power adapter provided or PoE switch met with the specification requirements and check if device is well connected to power source.
  • Page 88 State of the art telecommunication products No Audio or Poor Audio in 1. Please check if Handset is connected to the correct Handset Handset ) port NOT Headphone ( ) port. 2. The network bandwidth and delay may be not suitable for audio call at the moment.

  • Page 89: Appendix I - Icon Illustration

    State of the art telecommunication products Appendix I - Icon Illustration Table 10 - Keypad Icons Redial Handsfree (HF) speaker Phone lock=Long-pressed Key(#) Mute Microphone (During Call) Volume Down/ Volume Up Table 11 - Status Prompt and Notification Icons Call out Call in Call Hold Network Disconnected...
  • Page 90 State of the art telecommunication products Auto-answering activated Call forward activated Handsfree (HF) Mode Headphone (HP) Mode Handset (HS) Mode Microphone Muted Mixed type input Lower Case ALong-pressinghabets Upper Case ALong-pressinghabets Numeric Input...

  • Page 91: Appendix Ii - Text Input From Keypad

    State of the art telecommunication products Appendix II – Text Input from Keypad Look-up Table of Characters Table 12 - Mode Text Characters Of Icon Mode Button Each Press Numeric ＊ ＊ #(space)@,.:/?<>[]%! &$~+- + - * % / | @ ! : Lower Case a b c...
  • Page 92 State of the art telecommunication products + - * % / | @ ! : Upper A B C Case Alphabets D E F G H I J K L M N O P Q R S T U V WZYX (space) ＊...

  • Page 93: Appendix Iii - Led Definition

    State of the art telecommunication products Appendix III – LED Definition Table 13 - DSS KEY LED State Type LED Light State Line Key Line inactive Green On Line ready (Registered) Green Blinking Dialing / Ringing / Call holding Green On Subscripted number is idle.

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