820iR LightSPEED Classroom Amplification System L i g h t S P E E D Te c h n o l o g i e s , I n c . 1 1 5 0 9 S W H e rm a n R d Tu a l a t i n , O R 9 7 0 6 2 800.732.8999 w w w. l i g h t s p e e d - t e k .
820iR User Manual USER NOTES 820iR User Manual SAFETY INSTRUCTIONS 7.
820iR User Manual 820iR User Manual DAILY USE INSTRUCTIONS USER NOTES TURN ON THE 820iR Record your system serial numbers and purchase information. This is helpful when ordering additional components, accessories, and/or warranty service.
820iR User Manual INDIVIDUAL COMPONENTS & OPTIONAL ACCESSORIES Part Number Description RX-820 Infrared receiver/amplifier/mixer w/built-in charger LT71 LightMic™ rechargeable microphone/transmitter w/lavaliere cord, batteries and charging cable HM70 Handheld microphone/transmitter w/batteries and charging cable BA-NH1 AC-TCC7 Rechargeable AA battery (Nickel Metal Hydride) Charging cable for LT-71 and HM-70 microphones AC-LTCB Lavaliere cord for LT-71 PS-24V-2.
820iR User Manual 820iR CLASSROOM AMPLIFICATION SYSTEM LES 820iR Classroom Amplification System B VOLUME A VOLUME IR AF POWER IR TV/VCR AUDIO INPUT 24V DC AUDIO INPUT VOLUME 250 CD/DVD 2.06/2.
820iR User Manual TROUBLESHOOTING GUIDE 820iR User Manual SYSTEM COMPONENTS Note: Most problems are directly related to low battery power. Please run through the “Battery Check” items first. For remaining troubleshooting, use known good, fully-charged batteries. LES 820iR Classroom Amplification System B VOLUME A VOLUME Battery Check • Confirm batteries are charged each night. • Make sure the LT-71 is turned off while charging so that it will attain a full charge. Full charge will last eight hours.
820iR User Manual 820iR User Manual TIPS ON CLASSROOM AMPLIFICATION SYSTEM INSTALLATION Unpacking Your System Location of the Receiver/Amplifier • Ensure that you have received all of the components of your system. Place the 820iR on a flat surface like a bookcase, countertop or optional LightSPEED wall shelf (part#AC-800WB).
20iR User Manual 820iR User Manual CHARGING THE HM-70 HANDHELD MIC IR SENSOR INSTALLATION Suspended Ceiling Mount AUDIO INPUT TV/VCR 250 CD/DVD 2.06/2.54 SPEAKER OUTPUTS DC POWER 24V DC CHARGERS L L R R 400 700 1K +10 1K4 2K5 4K 6K3 SENSOR INPUT wall mounting strip 0 -10 Wall/Solid Ceiling Mount SENSOR SHORT c-clip sensor jack 1. Lift the ceiling tile nearest the 1. Ensure the HM-70 handheld microphone is turned OFF (ON/OFF switch on the side of the unit).
820iR User Manual FRONT PANEL CONTROLS OPERATING THE OPTIONAL HM-70 HANDHELD MIC 6 LES 820iR Classroom Amplification System 2 1 IR POWER B VOLUME A VOLUME AF IR AF 4 WIRELESS MICROPHONE VOLUME 820iR User Manual TV/VCR LES 820iR Classroom Amplification System CD/DVD 5 AUDIO INPUT VOLUME B VOLUME A VOLUME ASSISTIVE LISTENING 7 IR POWER ALD VOLUME AF IR TV/VCR CD/DVD ASSISTIVE LISTENING AF WIRELESS MICROPHONE VOLUME AUDIO INPUT VOLUME ALD VOLUME 3 1.
820iR User Manual OUTPUT TO PERSONAL FM TRANSMITTER 1. Turn the ALD (Assistive Listening Device) volume control on the front panel all the way down (fully counterclockwise). 820iR User Manual REAR PANEL CONTROLS 4 1 5 AUDIO INPUT TV/VCR CD/DVD 2.06/2.
820iR User Manual LIGHTMIC CONTROLS AND CONNECTIONS 820iR User Manual INPUT FROM EXTERNAL AUDIO EQUIPMENT Below are instructions on how to connect an external audio device like a TV/VCR, CD/DVD or computer. 4 1 1 LES 820iR Classroom Amplification System B VOLUME A VOLUME 5 LT-71 LT-71 2 3 IR AF POWER IR TV/VCR CD/DVD ASSISTIVE LISTENING AF WIRELESS MICROPHONE VOLUME AUDIO INPUT VOLUME ALD VOLUME 1.
820iR User Manual SYSTEM INTEGRATION DIAGRAM 820iR User Manual INITIAL SET-UP FINALIZING RECEIVER/AMPLIFIER CONNECTIONS 1. Ensure the power switch is in the “OFF” position and all front panel volume controls are turned fully counter-clockwise. >> 2. Ensure speaker wire connections are secure and not frayed.
820iR User Manual SYSTEM OPERATION CHARGING THE LIGHTMIC TURNING THE SYSTEM ON 1. Turn the 820iR switch to the ON position. The red LED on the switch will glow. >> LES 820iR Classroom Amplification System IR 1. Ensure that the LightMic is turned OFF. B VOLUME A VOLUME AF POWER IR TV/VCR CD/DVD ASSISTIVE LISTENING 2.
820iR User Manual SYSTEM OPERATION CHARGING THE LIGHTMIC TURNING THE SYSTEM ON 1. Turn the 820iR switch to the ON position. The red LED on the switch will glow. >> LES 820iR Classroom Amplification System IR 1. Ensure that the LightMic is turned OFF. B VOLUME A VOLUME AF POWER IR TV/VCR CD/DVD ASSISTIVE LISTENING 2.
820iR User Manual SYSTEM INTEGRATION DIAGRAM 820iR User Manual INITIAL SET-UP FINALIZING RECEIVER/AMPLIFIER CONNECTIONS 1. Ensure the power switch is in the “OFF” position and all front panel volume controls are turned fully counter-clockwise. >> 2. Ensure speaker wire connections are secure and not frayed.
820iR User Manual LIGHTMIC CONTROLS AND CONNECTIONS 820iR User Manual INPUT FROM EXTERNAL AUDIO EQUIPMENT Below are instructions on how to connect an external audio device like a TV/VCR, CD/DVD or computer. 4 1 1 LES 820iR Classroom Amplification System B VOLUME A VOLUME 5 LT-71 LT-71 2 3 IR AF POWER IR TV/VCR CD/DVD ASSISTIVE LISTENING AF WIRELESS MICROPHONE VOLUME AUDIO INPUT VOLUME ALD VOLUME 1.
820iR User Manual OUTPUT TO PERSONAL FM TRANSMITTER 1. Turn the ALD (Assistive Listening Device) volume control on the front panel all the way down (fully counterclockwise). 820iR User Manual REAR PANEL CONTROLS 4 1 5 AUDIO INPUT TV/VCR CD/DVD 2.06/2.
820iR User Manual FRONT PANEL CONTROLS OPERATING THE OPTIONAL HM-70 HANDHELD MIC 6 LES 820iR Classroom Amplification System 2 1 IR POWER B VOLUME A VOLUME AF IR AF 4 WIRELESS MICROPHONE VOLUME 820iR User Manual TV/VCR LES 820iR Classroom Amplification System CD/DVD 5 AUDIO INPUT VOLUME B VOLUME A VOLUME ASSISTIVE LISTENING 7 IR POWER ALD VOLUME AF IR TV/VCR CD/DVD ASSISTIVE LISTENING AF WIRELESS MICROPHONE VOLUME AUDIO INPUT VOLUME ALD VOLUME 3 1.
820iR User Manual 820iR User Manual CHARGING THE HM-70 HANDHELD MIC IR SENSOR INSTALLATION Suspended Ceiling Mount AUDIO INPUT TV/VCR 250 CD/DVD 2.06/2.54 SPEAKER OUTPUTS DC POWER 24V DC CHARGERS L L R R 400 700 1K +10 1K4 2K5 4K 6K3 SENSOR INPUT wall mounting strip 0 -10 Wall/Solid Ceiling Mount SENSOR SHORT c-clip sensor jack 1. Lift the ceiling tile nearest the 1. Ensure the HM-70 handheld microphone is turned OFF (ON/OFF switch on the side of the unit).
820iR User Manual 820iR User Manual TIPS ON CLASSROOM AMPLIFICATION SYSTEM INSTALLATION Unpacking Your System Location of the Receiver/Amplifier • Ensure that you have received all of the components of your system. Place the 820iR on a flat surface like a bookcase, countertop or optional LightSPEED wall shelf (part#AC-800WB).
820iR User Manual TROUBLESHOOTING GUIDE 820iR User Manual SYSTEM COMPONENTS Note: Most problems are directly related to low battery power. Please run through the “Battery Check” items first. For remaining troubleshooting, use known good, fully-charged batteries. LES 820iR Classroom Amplification System B VOLUME A VOLUME Battery Check • Confirm batteries are charged each night. • Make sure the LT-71 is turned off while charging so that it will attain a full charge. Full charge will last eight hours.
820iR User Manual 820iR CLASSROOM AMPLIFICATION SYSTEM LES 820iR Classroom Amplification System B VOLUME A VOLUME IR AF POWER IR TV/VCR AUDIO INPUT 24V DC AUDIO INPUT VOLUME 250 CD/DVD 2.06/2.
820iR User Manual INDIVIDUAL COMPONENTS & OPTIONAL ACCESSORIES Part Number Description RX-820 Infrared receiver/amplifier/mixer w/built-in charger LT71 LightMic™ rechargeable microphone/transmitter w/lavaliere cord, batteries and charging cable HM70 Handheld microphone/transmitter w/batteries and charging cable BA-NH1 AC-TCC7 Rechargeable AA battery (Nickel Metal Hydride) Charging cable for LT-71 and HM-70 microphones AC-LTCB Lavaliere cord for LT-71 PS-24V-2.
820iR User Manual 820iR User Manual DAILY USE INSTRUCTIONS USER NOTES TURN ON THE 820iR Record your system serial numbers and purchase information. This is helpful when ordering additional components, accessories, and/or warranty service.
820iR User Manual USER NOTES 820iR User Manual SAFETY INSTRUCTIONS 7.
820iR LightSPEED Classroom Amplification System L i g h t S P E E D Te c h n o l o g i e s , I n c . 1 1 5 0 9 S W H e rm a n R d Tu a l a t i n , O R 9 7 0 6 2 800.732.8999 w w w. l i g h t s p e e d - t e k .