LightSpeed Technologies 820iR Manuel utilisateur

User Manual

820iR

Classroom Audio System

ASSISTIVE LISTENING

LES 820iR Classroom Amplification System

ALD VOLUME

AUDIO INPUT VOLUME

WIRELESS MICROPHONE VOLUME

IR AP IR AP

TABLE OF CONTENTS

SECTION 1: 4 System Components and Unpacking

Overview 6 Optional Components

7 820iR Front Panel Controls

8 820iR Rear Panel Controls

9 REDMIKE Controls and Connections

10 Cradle Charger Controls and Connections

SECTION 2: 11 Step 1. Location of the Ampliﬁer

Set-up & Use 12 Step 2. IR Sensor Installation

14 Step 3a. Connect the Power Supply

14 Step 3b. IR Sensor Connection

14 Step 3c. Speaker Connection(s)

15 Step 3d. Audio Input Connections

16 Step 4. Audio Integration

17 Step 5. Charging the REDMIKE

18 Step 6. Operating the REDMIKE

19 Audio Equalization of the 820iR

20 Output to Personal Assistive Listening Device

21 Using the REDMIKE to Amplify External

Audio Equipment

SECTION 3: 22 REDMIKE VC: Controls and Connections

Optional Accessories 23 Charging

23 Initial Set-Up

24 LT-71: Controls and Connections

25 Charging

26 Initial Set-Up

27 REDMIKE Share: Controls and Connections

28 Charging

29 Initial Set-Up

30 iR Media Connector: Initial Setup

31 Audio Integration

31 Other Optional Accessories

SECTION 4: 32 Troubleshooting Guide

Troubleshooting 33 Tips to Maintain Optimal Audio Performance

SECTION 5: 34 Warranty Statement

Warranty &

Speciﬁcations

35 Safety Instructions, Warnings & Certiﬁcations

37 System Speciﬁcations

1. Overview 2. Setup & Use 3. Optional

Accessories 4. Troubleshooting 5. Warranty, Safety

& Speciﬁcations

Ampliﬁer Power

Supply

SECTION 1:

OVERVIEW

SYSTEM COMPONENTS AND UNPACKING

The standard conﬁguration of the 820iR will contain:

SR70 Infrared Sensor

and Cable

Charging Cradle and

Power Supply

REDMIKE®

Classroom

Microphone

820iR

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

1. Overview 2. Setup & Use 3. Optional

Accessories 4. Troubleshooting 5. Warranty, Safety

& Speciﬁcations

Speakers and Speaker Wire

Systems can be conﬁgured with a variety of different speaker types,

including the following:

Standard Components

RX-820 Infrared receiver/ampliﬁer/mixer

PS-24V-2.5 24V/2.5A power supply for 820iR

IR-SR70F Infrared sensor with mounting bracket

CA-PC50F 50’ plenum-rated sensor cable

RMT REDMIKE classroom microphone with battery

BA-NH2A27 AA NiMH rechargeable sensing battery for REDMIKE

AC-RMLC2 REDMIKE lavaliere cord

BC-RMCC REDMIKE cradle charger

PS-5V-1.0 5V/1.0A power supply for cradle charger

SPEAKERS Contact Lightspeed at 800.732.8999 for speaker info

NXQ (x 1)

WMQ (x 4)

DRQ (x 4)

MCQ (x 1)

CNXQ (x 1)

1. Overview 2. Setup & Use 3. Optional

Accessories 4. Troubleshooting 5. Warranty, Safety

& Speciﬁcations

OPTIONAL COMPONENTS

Optional equipment which may be part of your 820iR system:

REDMIKE™ VC

Volume Control

Microphone

REDMIKE Share

Handheld Mic &

Charger Cable

LT-7 1

LT-71 LightMic

and Charger

Cable

Optional Components

RMV REDMIKE VC microphone with battery

RMS REDMIKE Share handheld microphone with battery pack

LT71 LightMic microphone with batteries

BA-NH2A27 AA NiMH rechargeable sensing battery for REDMIKE

BA-NH2APK NiMH rechargeable battery pack for REDMIKE Share

BA-NH1 AA NiMH rechargeable battery for LT71 (2 per microphone)

1. Overview 2. Setup & Use 3. Optional

Accessories 4. Troubleshooting 5. Warranty, Safety

& Speciﬁcations

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

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

FRONT PANEL CONTROLS

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.

2. IR INDICATORS (IR): These

lights will glow red when the

corresponding microphone is

turned on. This light conﬁrms the

820iR is receiving the infrared

signal.

3. AF INDICATORS (AF): These

lights ﬂash green when audio

(voice) from the microphone is

detected.

4. A VOLUME: Controls the volume

level of the teacher microphone

that is switched to Channel A.

Rotating the knob clockwise

increases output level.

5. B VOLUME: Controls the volume

level of the optional second

microphone that is switched to

Channel B. Rotating the knob

clockwise increases output level.

6. AUDIO INPUT VOLUME:

• TV/VCR: Controls the volume of

a TV/VCR connected to the

TV/VCR INPUT.

• CD/DVD: Controls the volume

of a CD/DVD player connected

to the CD/DVD INPUT.

7. ASSISTIVE LISTENING VOLUME:

Controls the volume level of an

assistive listening device.

6 7

1. Overview 2. Setup & Use 3. Optional

Accessories 4. Troubleshooting 5. Warranty, Safety

& Speciﬁcations

SPEAKER OUTPUTS

250 400 700 1K 1K4 2K5 4K

6K3

+10

-10

AUDIO INPUT

CHARGERS

POWER

TV/VCR CD/DVD

L L

R R

24V

SENSOR INPUT

SENSOR

SHORT

2.06/2.54

SPEAKER OUTPUTS

250 400 700 1K 1K4 2K5 4K

6K3

+10

-10

AUDIO INPUT

CHARGERS

POWER

TV/VCR CD/DVD

L L

R R

24V

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

speakers. Depending on speaker,

all outputs may not be used.

2. DC POWER: Plug the 24 V power

supply into this jack.

3. CHARGERS: These jacks can

be used to charge the optional

LightMic or handheld mic as an

alternative to connecting them to

the REDMIKE cradle charger.

4. AUDIO INPUTS:

• TV/VCR: Accepts stereo signal

from TV/VCR via RCA cable.

• CD/DVD: Accepts stereo signal

from CD/DVD player via RCA

cable.

5. 8-BAND GRAPHIC EQUALIZER:

The sliding controls adjust

the levels of the various audio

frequencies. This allows the

installer to properly equalize the

system to produce optimum sound

quality.

6. SENSOR INPUT: The IR sensor

cable connects to the sensor input.

Connect additional sensors to

the 820iR to cover large or odd-

shaped classrooms.

7. SENSOR SHORT: This LED glows

when there is a short in one of the

sensor cables.

REAR PANEL CONTROLS

1. Overview 2. Setup & Use 3. Optional

Accessories 4. Troubleshooting 5. Warranty, Safety

& Speciﬁcations

1. POWER BUTTON: Press this

button to turn the REDMIKE ON,

press again to turn it OFF (mute).

2. POWER/LOW BATTERY

INDICATOR: A BLUE light

indicates the REDMIKE is on and

fully charged. A RED light indicates

a charge is needed.

3. BATTERY COMPARTMENT: To

access the battery compartment,

slide the door downward. The

battery should only be replaced

by a Lightspeed AA rechargeable

sensing battery (part # BA-

NH2A27).

4. YELLOW PROTECTIVE TAB:

Slide the battery compartment

door open to remove this

disposable protective tab before

use. NOTE: do not attempt to

remove the tab without ﬁrst

opening the compartment door, as

it may tear, leaving fragments.

5. AUDIO/MICROPHONE INPUT:

Use this input to plug in a laptop,

MP3 player or other audio

source to wirelessly transmit

audio to be played through the

system. Alternatively, an external

microphone can be connected.

6. CHANNEL SELECT SWITCH

(CH A/B): This switch allows

for selection between Channel

A or B. If you are using a single

microphone, we recommend using

Channel A.

7. CHARGER CONTACTS (+ -):

These contacts interface with the

charging tabs in the BC-RMCC

cradle charger for daily charging.

Simply place the REDMIKE in the

charger.

REDMIKE CONTROLS AND CONNECTIONS

1. Overview 2. Setup & Use 3. Optional

Accessories 4. Troubleshooting 5. Warranty, Safety

& Speciﬁcations

1. CHARGE INDICATORS: The light

glows RED while the REDMIKE is

charging. When fully charged, the

light will glow GREEN. A blinking

RED light indicates that no battery

is sensed, (REDMIKE Yellow

Protective Tab may not have been

completely removed—see page

5, item 4.) A blinking Green LED

means a non- Lightspeed battery

has been installed (possibly an

alkaline battery).

2. DC POWER PORT: Connect the

DC power cord here.

3. OPTIONAL CHARGING PORT:

Plug the charging cord for the

optional LT-71 or the REDMIKE

Share microphones here.

CRADLE CHARGER CONTROLS AND

CONNECTIONS

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