LightSpeed Technologies 780iR manual

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22

Go to page of

A good user manual

The rules should oblige the seller to give the purchaser an operating instrucion of LightSpeed Technologies 780iR, along with an item. The lack of an instruction or false information given to customer shall constitute grounds to apply for a complaint because of nonconformity of goods with the contract. In accordance with the law, a customer can receive an instruction in non-paper form; lately graphic and electronic forms of the manuals, as well as instructional videos have been majorly used. A necessary precondition for this is the unmistakable, legible character of an instruction.

What is an instruction?

The term originates from the Latin word „instructio”, which means organizing. Therefore, in an instruction of LightSpeed Technologies 780iR one could find a process description. An instruction's purpose is to teach, to ease the start-up and an item's use or performance of certain activities. An instruction is a compilation of information about an item/a service, it is a clue.

Unfortunately, only a few customers devote their time to read an instruction of LightSpeed Technologies 780iR. A good user manual introduces us to a number of additional functionalities of the purchased item, and also helps us to avoid the formation of most of the defects.

What should a perfect user manual contain?

First and foremost, an user manual of LightSpeed Technologies 780iR should contain:
- informations concerning technical data of LightSpeed Technologies 780iR
- name of the manufacturer and a year of construction of the LightSpeed Technologies 780iR item
- rules of operation, control and maintenance of the LightSpeed Technologies 780iR item
- safety signs and mark certificates which confirm compatibility with appropriate standards

Why don't we read the manuals?

Usually it results from the lack of time and certainty about functionalities of purchased items. Unfortunately, networking and start-up of LightSpeed Technologies 780iR alone are not enough. An instruction contains a number of clues concerning respective functionalities, safety rules, maintenance methods (what means should be used), eventual defects of LightSpeed Technologies 780iR, and methods of problem resolution. Eventually, when one still can't find the answer to his problems, he will be directed to the LightSpeed Technologies service. Lately animated manuals and instructional videos are quite popular among customers. These kinds of user manuals are effective; they assure that a customer will familiarize himself with the whole material, and won't skip complicated, technical information of LightSpeed Technologies 780iR.

Why one should read the manuals?

It is mostly in the manuals where we will find the details concerning construction and possibility of the LightSpeed Technologies 780iR item, and its use of respective accessory, as well as information concerning all the functions and facilities.

After a successful purchase of an item one should find a moment and get to know with every part of an instruction. Currently the manuals are carefully prearranged and translated, so they could be fully understood by its users. The manuals will serve as an informational aid.

Table of contents for the manual

  • Page 1

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

  • Page 2

    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[...]

  • Page 3

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

  • Page 4

    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[...]

  • Page 5

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

  • Page 6

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

  • Page 7

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

  • Page 8

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

  • Page 9

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

  • Page 10

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

  • Page 11

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

  • Page 12

    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[...]

  • Page 13

    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 [...]

  • Page 14

    [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[...]

  • Page 15

    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 [...]

  • Page 16

    [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[...]

  • Page 17

    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[...]

  • Page 18

    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[...]

  • Page 19

    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[...]

  • Page 20

    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[...]

  • Page 21

    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[...]

  • Page 22

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