Manuel d'utilisation / d'entretien du produit 820iR du fabricant LightSpeed Technologies
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LightSPEED 820iR Classr oom Amplification System User Manual LightSPEED T echnologies, Inc. 11509 SW Herman Rd T ualatin, OR 97062 800.732.8999 www .lightspeed-tek.
S AFETY INSTRUCTIONS 1. Read Instructions— All the safety and operation instructions should be read befor e this LightSPEED product is operated. 2. Retain Instructions— The safety and operating instructions should be k ept for future r efer ence. 3.
POWER A VOLUME B VOLUME TV/VCR CD/DVD ASSISTIVE LISTENING IR IR AF AF WIRELESS MICROPHONE VOLUME AUDIO INPUT VOLUME ALD VOLUME LES 820iR Classroom Amplification System 820iR User Manual | 20 820iR Use.
Safety Instructions Daily Use Instructions 820iR Classroom Amplification System System Components System Installation Unpacking Y our System Location of the R eceiver/Amplifier IR Sensor Placement I.
P ower Output 12 W per channel (24 W total) Amplifier F requency R esponse 40 Hz to 20 kHz ±3 dB Carrier F requencies (IR) 2.06/2.54; 3.2/3.7 MHz Signal-to-Noise Ratio > 73 dB Dynamic Range > .
820iR User Manual | 2 17 | 820iR User Manual 820iR User Manual 820iR User Manual LT - 7 1 820iR Infrared Receiver/Amplifier L T -71 LightMic™ T ransmitter SR-70F Infrared Sensor Sensor Cable Optional HM-70 Handheld Microphone Speakers and Speaker Wire Helpful Hint SYSTEM COMPONENTS Power Supply Keep ALL packaging materials.
SYSTEM INST ALL A TION Unpacking Y our System Location of the R eceiver/Amplifier IR Sensor Placement Place the 820iR on a flat surface lik e a bookcase, countertop or optional Light- SPEED wall shelf (part#AC-800WB). • Select a location that is close to a standard wall electrical outlet.
1. Lift the ceiling tile nearest the grid rail in your desir ed sensor location. Guide one side of the C-clip over one edge of the grid rail. P roviding firm support to the back of the grid rail with one hand (to prevent bending), firmly and car efully snap the second side of the C-clip over the edge of the rail.
FRONT P ANEL CONTROLS 5 | 820iR User Manual 820iR User Manual | 14 820iR User Manual 820iR User Manual 1. POWER Switch/POWER Indicator: This switch is used to turn the 820iR ON (switch up), or OFF (switch down). When the POWER switch is in the ON position, the red POWER light will glow .
820iR User Manual | 6 13| 820iR User Manual 820iR User Manual 820iR User Manual SPEAKER OUTPUTS 250 4 00 70 0 1K 1K4 2K5 4K 6K3 +1 0 0 -1 0 AUDIO INPUT CHARGERS DC POWER TV/VCR CD/DVD L L R R 24V DC SENSOR INPUT SENSOR SHORT 2.06/2.54 1. SPEAKER OUTPUTS (1–4): These binding post connectors are used to connect the 820iR to the loudspeak ers.
7 | 820iR User Manual 820iR User Manual |12 820iR User Manual 820iR User Manual 1. ON/OFF/MUTE Switch: This switch, located on the side of the LightMic, turns the unit on or off/mute. 2. Channel Select Switch (CH A/B): This switch allows for selection between Channel A or B.
2. Ensure speak er wire connections are secure and not frayed. 1 2 SPEAKER OUTPUTS 250 40 0 70 0 1K 1K4 2K5 4K 6K3 +1 0 0 -1 0 AUDIO INPUT CHARGERS DC POWER TV/VCR CD/DVD L L R R 24V DC SENSOR INPUT SENSOR SHORT 2.
POWER A VOLUME B VOLUME TV/VCR CD/DVD ASSISTIVE LISTENING IR IR AF AF WIRELESS MICROPHONE VOLUME AUDIO INPUT VOLUME ALD VOLUME LES 820iR Classroom Amplification System 9 | 820iR User Manual 820iR User Manual | 10 820iR User Manual 820iR User Manual SYSTEM OPER A TION TURNING THE SYSTEM ON 4.
POWER A VOLUME B VOLUME TV/VCR CD/DVD ASSISTIVE LISTENING IR IR AF AF WIRELESS MICROPHONE VOLUME AUDIO INPUT VOLUME ALD VOLUME LES 820iR Classroom Amplification System 9 | 820iR User Manual 820iR User Manual | 10 820iR User Manual 820iR User Manual SYSTEM OPER A TION TURNING THE SYSTEM ON 4.
2. Ensure speak er wire connections are secure and not frayed. 1 2 SPEAKER OUTPUTS 250 40 0 70 0 1K 1K4 2K5 4K 6K3 +1 0 0 -1 0 AUDIO INPUT CHARGERS DC POWER TV/VCR CD/DVD L L R R 24V DC SENSOR INPUT SENSOR SHORT 2.
7 | 820iR User Manual 820iR User Manual |12 820iR User Manual 820iR User Manual 1. ON/OFF/MUTE Switch: This switch, located on the side of the LightMic, turns the unit on or off/mute. 2. Channel Select Switch (CH A/B): This switch allows for selection between Channel A or B.
820iR User Manual | 6 13| 820iR User Manual 820iR User Manual 820iR User Manual SPEAKER OUTPUTS 250 4 00 70 0 1K 1K4 2K5 4K 6K3 +1 0 0 -1 0 AUDIO INPUT CHARGERS DC POWER TV/VCR CD/DVD L L R R 24V DC SENSOR INPUT SENSOR SHORT 2.06/2.54 1. SPEAKER OUTPUTS (1–4): These binding post connectors are used to connect the 820iR to the loudspeak ers.
FRONT P ANEL CONTROLS 5 | 820iR User Manual 820iR User Manual | 14 820iR User Manual 820iR User Manual 1. POWER Switch/POWER Indicator: This switch is used to turn the 820iR ON (switch up), or OFF (switch down). When the POWER switch is in the ON position, the red POWER light will glow .
1. Lift the ceiling tile nearest the grid rail in your desir ed sensor location. Guide one side of the C-clip over one edge of the grid rail. P roviding firm support to the back of the grid rail with one hand (to prevent bending), firmly and car efully snap the second side of the C-clip over the edge of the rail.
SYSTEM INST ALL A TION Unpacking Y our System Location of the R eceiver/Amplifier IR Sensor Placement Place the 820iR on a flat surface lik e a bookcase, countertop or optional Light- SPEED wall shelf (part#AC-800WB). • Select a location that is close to a standard wall electrical outlet.
820iR User Manual | 2 17 | 820iR User Manual 820iR User Manual 820iR User Manual LT - 7 1 820iR Infrared Receiver/Amplifier L T -71 LightMic™ T ransmitter SR-70F Infrared Sensor Sensor Cable Optional HM-70 Handheld Microphone Speakers and Speaker Wire Helpful Hint SYSTEM COMPONENTS Power Supply Keep ALL packaging materials.
P ower Output 12 W per channel (24 W total) Amplifier F requency R esponse 40 Hz to 20 kHz ±3 dB Carrier F requencies (IR) 2.06/2.54; 3.2/3.7 MHz Signal-to-Noise Ratio > 73 dB Dynamic Range > .
Safety Instructions Daily Use Instructions 820iR Classroom Amplification System System Components System Installation Unpacking Y our System Location of the R eceiver/Amplifier IR Sensor Placement I.
POWER A VOLUME B VOLUME TV/VCR CD/DVD ASSISTIVE LISTENING IR IR AF AF WIRELESS MICROPHONE VOLUME AUDIO INPUT VOLUME ALD VOLUME LES 820iR Classroom Amplification System 820iR User Manual | 20 820iR Use.
S AFETY INSTRUCTIONS 1. Read Instructions— All the safety and operation instructions should be read befor e this LightSPEED product is operated. 2. Retain Instructions— The safety and operating instructions should be k ept for future r eference. 3.
LightSPEED 820iR Classr oom Amplification System User Manual LightSPEED T echnologies, Inc. 11509 SW Herman Rd T ualatin, OR 97062 800.732.8999 www .lightspeed-tek.
Un point important après l'achat de l'appareil (ou même avant l'achat) est de lire le manuel d'utilisation. Nous devons le faire pour quelques raisons simples:
Si vous n'avez pas encore acheté LightSpeed Technologies 820iR c'est un bon moment pour vous familiariser avec les données de base sur le produit. Consulter d'abord les pages initiales du manuel d'utilisation, que vous trouverez ci-dessus. Vous devriez y trouver les données techniques les plus importants du LightSpeed Technologies 820iR - de cette manière, vous pouvez vérifier si l'équipement répond à vos besoins. Explorant les pages suivantes du manuel d'utilisation LightSpeed Technologies 820iR, vous apprendrez toutes les caractéristiques du produit et des informations sur son fonctionnement. Les informations sur le LightSpeed Technologies 820iR va certainement vous aider à prendre une décision concernant l'achat.
Dans une situation où vous avez déjà le LightSpeed Technologies 820iR, mais vous avez pas encore lu le manuel d'utilisation, vous devez le faire pour les raisons décrites ci-dessus,. Vous saurez alors si vous avez correctement utilisé les fonctions disponibles, et si vous avez commis des erreurs qui peuvent réduire la durée de vie du LightSpeed Technologies 820iR.
Cependant, l'un des rôles les plus importants pour l'utilisateur joués par les manuels d'utilisateur est d'aider à résoudre les problèmes concernant le LightSpeed Technologies 820iR. Presque toujours, vous y trouverez Troubleshooting, soit les pannes et les défaillances les plus fréquentes de l'apparei LightSpeed Technologies 820iR ainsi que les instructions sur la façon de les résoudre. Même si vous ne parvenez pas à résoudre le problème, le manuel d‘utilisation va vous montrer le chemin d'une nouvelle procédure – le contact avec le centre de service à la clientèle ou le service le plus proche.
