LightSpeed Technologies 780iR инструкция обслуживания

            ?[...]

T able of Contents LES 780iR Infrared Classroom Amplification System: Overview LES 780iR System Components System Installation: 1. Unpacking 2. Location 3. Speaker(s) 4. Receiver/Amplifier 5. IR Sensor Placement a. Suspend ed Ceiling Mount b. Wall or Solid Ceiling Mount 6. LightMic Microphone/T ransmitter 7. T esting Front Panel Controls Rear Pan[...]

LES 780iR Infrared Classroom Amplification System: Overview     [...]

LES 780iR Classroom Amplification System Components: Power Supply SR-70 Infrared Sensor Cable SR-70 Infrared Sensor V arious speakers are available and ar e typically shipped in a separate bo x with plenum-rated speaker wir e. RCA Cables Speaker(s) LES 780iR Receiver/Amplifier T roubleshooting Guide Please go through this checklist befor e callin[...]

System Installation 1. Unpacking Y our System          ?[...]

5. IR Sensor Placement   ?[...]

[14] Input from External Audio Equipment      ?[...]

Front Panel Controls           ?[...]

[12]            ?[...]

Operating the LightMic        ?[...]

Ho wever , do not leave the LightMic plugged into the charger for more than 10 days, as it will significantly shorten battery life.        [...]

Ho wever , do not leave the LightMic plugged into the charger for more than 10 days, as it will significantly shorten battery life. 6. Once the batteries are charged, remove the charging cable from the LightMic. 7. NiMH batteries will maintain their charge for a full day of normal classroom use. 8. With proper care, N iMH batteries will provide se[...]

Operating the LightMic a. e LightMic has a built-in microphone. Once the transmitter is switched on, the microphone is activated. b. e LightMic may be used as a hand- held mic or a hands-free pendent style microphone by clipping the LightMic on the supplied lavaliere cord. Place the lavalier e cord around y our neck, and adjust the length so [...]

[12] 1. SPEAKERS (1-6) V olume Controls: ese knobs control the output volume of each corresponding speaker . e volume level is preset in the middle position at the factor y . LightSPEED recommends leaving the volumes at this level for uniform sound throughout the classroom. 2. SPEAKER OUTPUT (1-6): ese 1/4” jacks are used to connect spea[...]

Front Panel Controls 1. PO WER S witch/PO WER I ndicator: is switch is used to turn the LES 780iR ON (switch up), or OFF (switch down). When the POWER switch is in the ON position, the red PO WER light will glow . 2. IR 1/IR 2: e IR indicators (IR 1/IR 2) will glow red when the corresponding microphone is turned on. is light confirms the [...]

[14] Input from External Audio Equipment Below are instructions on ho w to connect an external audio device like a TV/V CR, CD/DVD, cassette player , or projector . 1. Connect an RCA cable from the audio source to one of the four (4) AUDIO INPUT jacks on the back of the LES 780iR using an RCA-type male connector . If the audio source produces a ste[...]

5. IR Sensor Placement Sensor location is very important for optimum performance of the LES 780iR Classroom Amplification System. Place the sensor in a temporary location and test the system (Step 7 belo w) before choosing a permanent location. T est the mic at the farthest points from the sensor to confirm signal is clear throughout the classroo[...]

System Installation 1. Unpacking Y our System • Ensure that you have r eceived all of the components to your system. • Locate the speaker installation instruction sheet that is packed with your speakers. • Keep ALL packaging materials. If the system must be returned, it will be quick, convenient and undamaged. 2. Location Before installing th[...]

LES 780iR Classroom Amplification System Components: Power Supply SR-70 Infrared Sensor Cable SR-70 Infrared Sensor V arious speakers are available and ar e typically shipped in a separate bo x with plenum-rated speaker wir e. RCA Cables Speaker(s) LES 780iR Receiver/Amplifier T roubleshooting Guide Please go through this checklist befor e callin[...]

LES 780iR Infrared Classroom Amplification System: Overview e LES 780iR Infrared Classroom Amplification System includes the LES 780iR receiver/amplifier , L T -70 Light Mic™ microphone/transmitter , SR-70 infrared sensor and speaker package. is system allows teachers to speak at a normal conver - sational level while being heard clearly[...]

T able of Contents LES 780iR Infrared Classroom Amplification System: Overview LES 780iR System Components System Installation: 1. Unpacking 2. Location 3. Speaker(s) 4. Receiver/Amplifier 5. IR Sensor Placement a. Suspend ed Ceiling Mount b. Wall or Solid Ceiling Mount 6. LightMic Microphone/T ransmitter 7. T esting Front Panel Controls Rear Pan[...]

            ?[...]