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User guide
Conference unit Konftel 50
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Intelligent communications
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Following parts included: Konftel 50 Item nr 910101040 Switchbox incl cable 0.5 m Item nr 900101042 Transformer Item nr 900102056 (Universal) or 90102026 (Europe) 826102026 (GB) 900102048 (AUS) Connection cable power, 6 m Item nr 900103355 Connection cable tele, 3 m Item nr 900103316 Connection cable PC, 1,5 m Art nr 900103318 ENGLISH
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Contents Connection to telephone .................. 2 Volume setting telephone ......... 3 Call .............................................. 4 Mute ............................................. 5 Trimming ......................................... 5 Connection to PC ............................ 6 Volume setting PC ................... 7 Call ........................................ 8 Troubleshooting............................... 9 Accessories................................... 10 Technical data
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Connection to telephone Only mains transformer of Helms-Man DEN4824129 or DBN4824129 (UK) may be connected. 6 m 3 m 1 2 Microphone LEDs Loudspeakers Mute button + button On/off button - button Trim button 3 IMPORTANT The microphone volume is to be adjusted when installing. See next page. 2 ENGLISH
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Volume setting telephone Lift the handset, make a call and put the and handset to one side. Switch to loudspeaker by turning on your Konftel 50. Volume setting for loudspeakers Set the volume in the loudspeakers with the and help of the - and + buttons. Note that the system telephone volume control affects the volume in the Konftel 50 loudspeakers. Volume setting for microphone Keep the mute button pressed in for about 3 seconds until the LEDs start flashing and you hear an uninterrupted tone. P
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Call with Konftel 50 Dialling and Lift the handset, make a call and put it to one side. Switch to loudspeaker by turning on your Konftel 50. Finish the call by putting down the handset and and turning off Konftel 50. Answer call Answer in your normal telephone when it rings, and and switch to loudspeaker mode by turning on your Konftel 50. Put the handset to one side. Out of courtesy, inform the receiving party that the call is now on loudspeaker. Switch between handset and loudspeaker You can c
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Call with Konftel 50 Mute function Switch off the microphone, the LEDs change from green to red. The receiving party can now not hear what you are saying. Switch on the microphone by pressing the button again. Automatic trimming Konftel 50 is automatically trimmed to eliminate echoes when it is turned on. It also senses changes in your room and continually adapts itself during the course of the call. Manual trimming Konftel 50 can be manually trimmed at any time to eliminate any echoes. Press th
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MIC-IN LINE-OUT Connection to PC PC/Soundcard 230 V power socket Mains transformer Pink Konftel 50 Connection cable Green pc/video Only mains transformer of Helms-Man DEN4824129 or DBN4824129 (UK) may be connected. Connection to PC Konftel 50 is connected to a sound card on a PC or Macintosh as shown in the figure. Note: To obtain full duplex speech, you must have an appropriate sound card. Connect in the following order: 1. Connect Konftel 50 to the sound card with the accompanying Y cable. If
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Volume setting PC Volume setting loudspeakers Konftel 50 has a default setting that is advis- able to follow when setting the volume in the Microsoft Volume Control in the PC. Select Volume control from the Start menu: Start>Programs>Accessories> Multimedia>Volume control. Volume setting for loudspeakers Select Options>Properties>Play. Adjust the volume for Line-out (or PC-Speaker). The volume can be adjusted via Konftel 50 whenever necessary. Volume setting for microphone Select Options>Propert
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Call via PC A description of how calls are made via a PC follows below. Note that there may be variations between different software and computers. Dialling with PC Turn on Konftel 50 for loudspeaker function. Call with the PC. The call is completed by interrupting the dialling with the PC and turning off Konftel 50. Incoming call Turn on Konftel 50 for loudspeaker function. Answer with the PC. The call is completed by interrupting the call with the PC and turning off Konftel 50. 8 ENGLISH
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II I II I Troubleshooting Some of the problems that may arise when using Konftel 50 are described below. Calls are audible through the telephone headset but not through Konftel 50 1. Is Konftel 50 properly connected? See the page on connecting telephone. 2. Are the LEDs red? If so the mute button is activated. Press in to deactivate. 3. Are the LEDs green? Check the selector switch position on the bottom of the switchbox. The Selector switch position can be set to I or II depending on the system
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Troubleshooting, maintenance, accessories Poor sound quality, echo 1. Check the position. The unit is designed to stand flat on the table. Avoid moving it around during call. Neither should it be placed too close to a wall or under objects such as lamp shades or leaves from potted plants. 2. Trim Konftel 50 manually. See the page on manual trimming. 3. Is the volume setting correctly set? See page on volume setting for microphone. 4. Does the receiving party have a conference unit, sound card or
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Technical Data Central unit Power supply: Transformer 12 V DC/230 V AC, 700 mA Input: Analogue line in/out, modular 6/6. Rec (loudspeakers) -10 dBV (adjustable). Send (microphone) -30 dBV (adjustable). Loudspeaker volume: Adjustable in 15 stages. Microphone volume: Adjustable in 5 stages for optimal effect. Room echo damping: 208 ms. Line echo damping: 38 ms. 2 Environment: Adapted for room <30 m . Reverberation time in room <500 ms. Background sound <45 dBA. Operating temperature 5 – 40° C. Dim
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Konftel Technology is a leading company within loudspeaker communication and audio technology. We develop and sell products and technology for telephone meetings based on cutting-edge expertise within acoustics and digital signal processing. Characteristic of our products is that all conference telephones contain the same high quality audio technology ñ OmniSoundTM ñ pro- viding crystal clear sound. Learn more about Konftel Technology and our other products on www.konftel.com Developed by Konfte
