Konftel 250 User Manual
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Konftel 250 User Manual

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The Konftel 250 User Guide
OmniSound
By incorporating full duplex audio, the patented audio technology OmniSound
the audio conference an impressive and crystal clear sound in both directions through a
hypersensitive microphone with 360° sound pickup and speakers that provide powerful
sound distribution to all participants.
OmniSound
echo cancellation, background noise suppression which minimizes distracting background
noise and an equalizer for personal adjustment of the sound's various characteristics are
also included. Move freely around the room, talk, discuss and debate while retaining great
sound quality that is entirely free from irritating sound clipping, damping or echoes. It's as
close as you can get to natural sound.
Konftel AB hereby declares that this conference unit complies with all essential require-
ments and other relevant provisions of Directive 1999/5/EC.
See www.konftel.com/doc for a complete declaration.
ENGLISH
®
HD – Optimal sound
®
HD offers HD audio transmission for VoIP calls. In addition features like
Warning!
Do not expose the Konftel 250 to water or moisture.
Warning!
Do not open the casing of the Konftel 250.
Warning!
Only use the power adapter provided to connect the unit to the mains.
B
®
guarantees

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Summary of Contents for Konftel 250

  • Page 1 It’s as close as you can get to natural sound. Konftel AB hereby declares that this conference unit complies with all essential require- ments and other relevant provisions of Directive 1999/5/EC.

  • Page 2: Table Of Contents

    TABLE OF CONTENTS DESCRIPTION Description Phonebook GENERAL General ..........2 Searching for contacts ......13 The Konftel 250 conference phone offers a host of innovative features: Maintenance .......... 2 Adding contacts ........13 • OmniSound keypad........... 4 Editing contacts ........13 ® HD audio technology.

  • Page 3: Keypad

    Steady red light Mute, microphone turned off  Some Konftel 250 have a different keypad with other symbols. This does not affect the functions of the buttons. Analogue line connection Writing text Expansion Each button contains letters and characters – more than those shown on the button (see microphone port illustration below).

  • Page 4: Navigation And Selection In Menus

    SELECT REGION AND LANGUAGE EQUALIZER STATUS The first time the Konftel 250 is started, you will be required to select the region in which SCREEN TEXT you are located. The Konftel 250 then automatically configures to the telecom network LCD CONTRAST for that region.

  • Page 5: Answering And Making Calls

    ANSWERING AND MAKING CALLS ANSWERING AND MAKING CALLS ANSWERING CALLS MAKING THREE-WAY CALLS A ring tone is heard and the blue LEDs start flashing. The simplest way to set up a multi-party call is to use the conference guide (see page 10). You can connect another party to an on-going call as follows.

  • Page 6: During A Call

     Adjust the speaker volume using the buttons You may need to adjust some settings in your Konftel 250 to make it compatible with your PBX. Please turn to page 12 in this User Guide for more details. PLACING CALLS ON TEMPORARY HOLD...

  • Page 7: Making Multi-Party Calls

    PBX. Different PBXs may require different signals. These requirements should be specified in the techni- cal data for the PBX. Settings for the most common PBXs are listed on Konftel’s website. EDITING CONFERENCE GROUPS ...

  • Page 8: Phonebook

    PHONEBOOK PHONEBOOK The Konftel 250 has a phonebook that holds up to 50 entries. See page 7 for making DELETING CONTACTS calls via the phonebook.  Select > PHONE BOOK > ERASE CONTACT.  Mark the contact you want to delete and press OK.

  • Page 9: Recording

    LISTENING TO A RECORDING can listen to it later on. You can listen to a recorded phone conference on your Konftel 250 or a computer using A flashing symbol appears on the display screen during recording. A beep is heard every an SD memory card reader.

  • Page 10: Managing Recordings

    SELECT REGION  Mark the folder you want and press OK to confirm. The first time the Konftel 250 is started, you will be required to select the region in which  Mark the recording to be edited and press OK.

  • Page 11: Adjusting Ring Level Volume

    CHANGING TEXT ON THE DISPLAY SCREEN ADJUSTING THE FLASH/R PULSE DURATION The text on the display screen can be changed when the Konftel 250 is on hook. The Flash/R pulse (Register recall) is used to request a new line from the PBX. Different ...

  • Page 12: Technical Specifications

    TECHNICAL SPECIFICATIONS SERVICE AND GUARANTEE Size Diameter 240 mm, height 77 mm If anything is wrong with your Konftel unit, please contact the place of purchase. Weight 1 kg Guarantee Colour Charcoal black We give a two-year guarantee on our conference telephones.
  • Page 13 ® , is built into all Konftel Conference phones. The products are sold globally under the Konftel brand and our head-quarter is based in Sweden. Read more about the company and products on www.konftel.com Konftel AB, Box 268, SE-901 06 Umeå, Sweden Phone: +46 90 706 489 Fax: +46 90 131 435 E-mail: info@konftel.com...

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