LightSpeed TechnologiesメーカーListening Enhancement System LES 600 Seriesの使用説明書/サービス説明書
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May 2002 1-800-732-8999 www .lightspeed-tek.com LightSPEED T echnologies, Inc. User Manual LES 600 Series Listening Enhancement System tm for Sound-Field Classr oom Amplification.
Several studies validated by the U.S. Department of Education and the Educational Audiology Association verify that poor classroom acoustics, high ambient noise, and temporary mild hearing loss among children place many students academically at risk.
4 LES 600 OPERA TING INSTRUCTIONS Power for Y our LES 600 Receiver/Amplifier 1 Check that: • Both front panel micr ophone volume controls (MIC 1 VOLUME and MIC 2 VOLUME) are set to minimum (turned fully counter -clockwise).
LES 600 OPERA TING INSTRUCTIONS 5 Power for Y our Belt-Pack T ransmitter & Micr ophone 1 Ensure the Belt-pack T ransmitter is turned OFF . 2 Y our Belt-pack T ransmitter has its internal rechargeable batteries already installed.
6 LES 600 OPERA TING INSTRUCTIONS 4 NiMH batteries will usually maintain their charge for a full day of normal classroom use. Always switch the T ransmitter OFF when not in use (lunch hour , quiet times, etc.
LES 600 OPERA TING INSTRUCTIONS 7 Positioning Y our Microphone After the microphone is connected to the belt-pack T ransmitter , position the microphone as described below: 1 Lavaliere Micr ophone : The lavaliere micr ophone should be hung around the neck as illustrated, r esting on your collar bone.
8 LES 600 OPERA TING INSTRUCTIONS 3 When speaking at a normal voice level, the green AF INDI- CA TOR on the Receiver/Amplifier fr ont panel should flash on and off as the voice level goes up and down.
3 The batteries will fully charge in about 8-12 hours. 4 When in normal use, it is best to leave batteries on the charger until used, since there is a small amount of discharge after 48 hours. However , do not leave battery(ies) plugged into the charger for mor e than 5 days as it will significantly shorten your battery life.
Connecting to Other Audio Equipment 10 LES 600 OPERA TING INSTRUCTIONS 8 When speaking at a normal voice level, the green AF indi- cator light (on the Receiver/Amplifier front panel) should flash on and off as the voice level goes up and down.
LES 600 OPERA TING INSTRUCTIONS 11 and T elex transmitters use 2.5mm and 3.5mm audio input jacks, respectively . W ith the Receiver/Amplifier turned ON, increase the Mixed Audio Output LEVEL ADJUST slowly clockwise until you reach a comfortable volume.
12 LES 600 OPERA TING INSTRUCTIONS These helpful suggestions are pr ovided to maximize the successful use of your new Classroom Amplification system: • Involve your students in this new process right fr om the beginning.
• T ur n the body-pack T ransmitter and/or the Hand-held Microphone OFF whenever leaving the classr oom. • Recharge batteries each night. Operating time (actual usage) f or the T ransmitter when using the rechar geable batteries should be more than adequate for a typical school day .
14 LES 600 OPERA TING INSTRUCTIONS Power Indicator: When power is switched on, the red POWER light will come on. Radio Frequency Indicator: The RF Indicator displays that the LES 600 is receiving a radio signal from the instructor’ s body-pack T ransmitter (or Hand- held Microphone).
Power and V olume Switch for Micr ophones: Rotating the Mic 1 V olume control or Mic 2 V olume control clockwise past the first “click” turns the LES 600 on. Continuing to rotate this knob clockwise will incr ease the volume of the wireless micr ophone through the speaker system.
17 & 19 16 LES 600 OPERA TING INSTRUCTIONS DC Power Connector: The Receiver/Amplifier requires a 15-volt, 2.4 Amp DC power supply . The center conductor is positive (+) polarity . Caution : Power supplies from dif ferent manufacturers have various output voltages, current ratings, and polarity .
LES 600 OPERA TING INSTRUCTIONS 17 Aux1 and Aux2 Input Jacks: The AUXILIAR Y INPUT jack is used to connect to an external audio source (for example, a CD or tape player to add back- ground music) to mix with your voice audio fr om the wireless microphone.
18 LES 600 OPERA TING INSTRUCTIONS Please go through this checklist befor e calling LightSPEED T echnologies Service Department. Battery Check • T ransmitters are char ged via a jumper cable from the back of the Amplifier . Make sure plugs are secured, and in the pr oper jacks.
LES 600 OPERA TING INSTRUCTIONS 19 Low V olume • Check volume level on Receiver and adjust as necessary . • If volume is too low , check the “MT” adjustment inside the battery compartment of the belt-pack T ransmitter . Clockwise adjustment of the “MT pot” will increase volume.
20 LES 600 OPERA TING INSTRUCTIONS • Check to confirm speaker wires are in the corr ect wire terminals on the back of the Receiver/Amplifier and confirm that the speaker switch for that speaker output is in the ON position. Black (or black stripe) to black terminal.
LES 600 OPERA TING INSTRUCTIONS 21 This device complies with part 15 of the FCC Rules. Operation is subject to the following two conditions: (1) This device may not cause harmful interference, and (2) this device must accept any interference received, including interfer ence that may cause undesired operation.
22 LES 600 OPERA TING INSTRUCTIONS Five Year Limited Warranty to Original Pur chaser LightSPEED 600-series Classroom Amplification Systems ar e guaranteed against malfunction due to defects in materials and workmanship for a period of five years, beginning at the date o f the purchase invoice.
デバイスLightSpeed Technologies Listening Enhancement System LES 600 Seriesの購入後に（又は購入する前であっても）重要なポイントは、説明書をよく読むことです。その単純な理由はいくつかあります：
LightSpeed Technologies Listening Enhancement System LES 600 Seriesをまだ購入していないなら、この製品の基本情報を理解する良い機会です。まずは上にある説明書の最初のページをご覧ください。そこにはLightSpeed Technologies Listening Enhancement System LES 600 Seriesの技術情報の概要が記載されているはずです。デバイスがあなたのニーズを満たすかどうかは、ここで確認しましょう。LightSpeed Technologies Listening Enhancement System LES 600 Seriesの取扱説明書の次のページをよく読むことにより、製品の全機能やその取り扱いに関する情報を知ることができます。LightSpeed Technologies Listening Enhancement System LES 600 Seriesで得られた情報は、きっとあなたの購入の決断を手助けしてくれることでしょう。
LightSpeed Technologies Listening Enhancement System LES 600 Seriesを既にお持ちだが、まだ読んでいない場合は、上記の理由によりそれを行うべきです。そうすることにより機能を適切に使用しているか、又はLightSpeed Technologies Listening Enhancement System LES 600 Seriesの不適切な取り扱いによりその寿命を短くする危険を犯していないかどうかを知ることができます。
ですが、ユーザガイドが果たす重要な役割の一つは、LightSpeed Technologies Listening Enhancement System LES 600 Seriesに関する問題の解決を支援することです。そこにはほとんどの場合、トラブルシューティング、すなわちLightSpeed Technologies Listening Enhancement System LES 600 Seriesデバイスで最もよく起こりうる故障・不良とそれらの対処法についてのアドバイスを見つけることができるはずです。たとえ問題を解決できなかった場合でも、説明書にはカスタマー・サービスセンター又は最寄りのサービスセンターへの問い合わせ先等、次の対処法についての指示があるはずです。
