Instruction/ maintenance manual of the product 705iR LightSpeed Technologies
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T able of Contents .
Five- Y ear Limited Warranty to Original Purchaser e LightSP EED 705iR P ortable Infr ared Wir eless Amplification S ystem is warranteed against malfunction due to defects in materials and workmanship for a period of five years beginning at the date of the purchase.
LES-L T70: LightMic Rechargeable Microphone/T ransmitter with lavaliere cord, batteries and charging cable LES-HM70: Handheld Microphone/T ransmitter with batteries and charging cable BA-NH1: R.
Overall System Specifications: Carrier Frequencies (IR) 2.06/2.54 MHz Maximum Deviation +/‒ 50 kHz Dynamic Range > 70 dB Signal-to-Noise Ratio > 70 dB T otal Harmonic Distortion < 4 % Freq.
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[10] Optional HM-70 Handheld Microphone Operating Instructions Charging Rechargeable batteries ar e pre-installed. .
When U sing Batter y P ower: Charging the 705iR .
[8] Ho wever , do not leave the LightM ic plugged into the charger for more than 10 days, as it will significantly shorten battery life. .
[8] Ho wever , do not leave the LightM ic plugged into the charger for more than 10 days, as it will significantly shorten battery life. f. Once the batteries are charged, r emove the charging cable from the LightM ic. g. NiMH batteries will maintain their charge for a full day of normal classroom use.
When U sing Batter y P ower: Charging the 705iR a. Ensure the pow er switch (CH A PO WER) on top of the 705iR is turned off. b. Plug the power supply/charger cable into a standar d AC outlet. c. Plug the other end of the power supply/ charger into the DC po wer jack on the back of 705iR.
[10] Optional HM-70 Handheld Microphone Operating Instructions Charging Rechargeable batteries ar e pre-installed. a. T urn off the HM-70 by sliding the ON/OFF switch all the way do wn and turn off the 705iR. b. Connect one end of the charging cable to one of the CHAR GE jacks on the back panel of the 705iR.
[4] 1. DC PO WER INPUT JACK: is input connects to the 16 V A C/DC adaptor that comes with the 705iR. e adaptor is used to either charge the internal battery pack or po wer the 705iR with A C power . 2. EXTERNAL IR SENSOR JACK: is jack is pro vided for connection of an additional sensor (for larger or odd-shaped rooms).
Overall System Specifications: Carrier Frequencies (IR) 2.06/2.54 MHz Maximum Deviation +/‒ 50 kHz Dynamic Range > 70 dB Signal-to-Noise Ratio > 70 dB T otal Harmonic Distortion < 4 % Freq.
LES-L T70: LightMic Rechargeable Microphone/T ransmitter with lavaliere cord, batteries and charging cable LES-HM70: Handheld Microphone/T ransmitter with batteries and charging cable BA-NH1: R.
Five- Y ear Limited Warranty to Original Purchaser e LightSP EED 705iR P ortable Infr ared Wir eless Amplification S ystem is warranteed against malfunction due to defects in materials and workmanship for a period of five years beginning at the date of the purchase.
T able of Contents Quick-start Guide 705iR Components Overview/T op P anel Controls P ower & S ignal Indicators/Rear P anel Controls L T -70 LightMic™ T ransmitter Controls and Connections 705iR.
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An important point after buying a device LightSpeed Technologies 705iR (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought LightSpeed Technologies 705iR yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data LightSpeed Technologies 705iR - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, LightSpeed Technologies 705iR you will learn all the available features of the product, as well as information on its operation. The information that you get LightSpeed Technologies 705iR will certainly help you make a decision on the purchase.
If you already are a holder of LightSpeed Technologies 705iR, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime LightSpeed Technologies 705iR.
However, one of the most important roles played by the user manual is to help in solving problems with LightSpeed Technologies 705iR. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device LightSpeed Technologies 705iR along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
