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Listen Technologies
LR-42, LR-44, LA-351, LA-350, LT-82LA manual
Models:
LT-82LA
LA-350
LA-351
LR-44
LR-42
1
90
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148 pages
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Troubleshooting
Specification
Install
FAQ
The following diagrams illustrate these concepts
Warranty
XLR Wiring
Resetting to Defaults
tone to aid system setup
Channel Lock Procedure
Page 90
Image 90
Page 89
Page 91
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Image 90
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Page 91
Contents
Page
Page
Dear Valued Customer
Page
Stationary Infrared Table of Contents
Page
Page
Page
Designing a System
Infrared Technology Overview
System Overview
Design Tools
Design Guide
DesignDesign GuideGuide
Infrared Technology Overview
DesignDesign GuideGuide
System Overview
Single Channel System
LT-82Stationary IR Transmitter
Multiple Channel System
System Overview
DesignDesign GuideGuide
9The maximum length of coaxial RF cable
8The maximum length of CAT-5power cable
Key Concepts of Designing a Stationary IR System
System Overview
2Determine the room size and shape
Designing a System
1Determine the number of audio channels
3Complete the room layout worksheet
Designing a System
Horizontal Polar Pattern
Vertical Polar Pattern
Single Channel System
The following diagrams illustrate these concepts
Designing a System
DesignDesign GuideGuide
Designing a System
Design Guide DesignDesign GuideGuide
3B Height of Radiators
Designing a System
DesignDesign GuideGuide
3C Radiator Mounting Angle
4Determine the number of radiators required
Designing a System
5Complete the system layout worksheet
Designing a System
DesignDesign GuideGuide
3Cable Delay CD
5E Cross out the unused power supplies
5F Write in the CAT-5power supply cable lengths
4Calculate the delay setting for each radiator
6A Transmitters
6Complete the system materials worksheet
Designing a System
6B Transmitter Rack Mounting
Designing a System
6E Radiator Power Supplies
6H Other Accessories
6D Radiator Mounting Options
Notes
DesignDesign GuideGuide
Page
Room Layout Worksheet
LA-DesignDesign140GuideGuide LTDesign-82Guide
Page
System Layout Worksheet
DesignDesign GuideGuide
Page
DesignDesignLA-140GuideGuide DesignLT-82Guide
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System Materials Worksheet
DesignDesign GuideGuide
Page
Page
Page
Page
Page
LT-82User’s Manual Table of Contents
LT-82Package Contents
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Specification
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LT-82
LT-82Block Diagram
5,QSXW Input additional RF signal here for
LT-82Quick Reference
tone to aid system setup
8282Guide
1Unpack the Product
LT-82Setup and Operating Instructions
4Connect LT-82RF Signal to Radiators
2Mount LT-82sin Rack if desired
LT-82Setup and Operating Instructions
5Connect LT-82Power to Radiatorsif desired
6Powering the LT-82
6B Press the Power button
7B RF-OffChannel Setting Information
7Select Operating Channel
LT-82Setup and Operating Instructions
7A Select the operating channel
XLR Wiring
8Connect Audio Inputs
LT-82Setup and Operating Instructions
8A If using Input
LT-82Setup and Operating Instructions
9Set Stereo and Process Features
10Set Auto-TimeoutFeature
10B To disable or enable Auto-TimeoutFeature
RJ-45 CAT-5Connector
Accessories for LT-82
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Notes
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Notes
DesignLTLT-82-82Guide
Notes
DesignLT-82Guide DesignLT-82Guide
Page
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LA-140User’s Manual Table of Contents
LA-140Package Contents
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LTDesign-82Guide
Adjust the amount of signal delay
LA-140Quick Reference
there is power to the radiator 5,QSXW
of this switch does not matter
4 Connect Power
LA-140Setup and Operating Instructions
3Connect RF Signal
2Mount Radiator
7Set LED Indicator Shutoff Switch SW1
5Set Delay Compensation Switch
6Set Termination Switch
LA-140Setup and Operating Instructions
LA-140Setup and Operating Instructions
8Set Compatibility Switch SW2
9Front LED Indicators
9A Red LED
LA-140– Mounting your Radiator
Overview
Mounting Hardware Pieces
LA-140– Mounting your Radiator
Installation Steps
Wall Box Mounting
Screw Wall Box Plate to wall
5Determine correct angle
7Attach Safety Mounting Cable
LA-140- Mounting your Radiator
6Attach Radiator to Wall Box Plate
LA-140– Mounting your Radiator
Hollow Wall Mounting
Installation Steps
1Fasten Wall Box Plate to wall
3Attach Tilt Arm “B”
LA-140– Mounting your Radiator
4 5 6
Pull CAT-5and Coaxial cables through if necessary
8Connect CAT-5and Coaxial cables
7Attach Safety Mounting Cable
LA-140– Mounting your Radiator
attach to a secure base
LA-140– Mounting your Radiator
Corner Mounting
Installation Steps
1Fasten Wall Box Plate to wall
3 Attach Tilt Arm “A”
LA-140– Mounting your Radiator
2Attach Corner Mount Bracket
4Attach Tilt Arm “B”
6Determine correct angle
LA-140- Mounting your Radiator
5Pull CAT-5and Coaxial cables through
7Attach Radiator to Corner Mount Bracket
9Connect CAT-5and Coaxial cables
8Attach Safety Mounting Cable
LA-140– Mounting your Radiator
LTDesign-82Guide
LA-140– Mounting your Radiator
Ceiling Mounting
Installation Steps
1Attach Wall Box Plate securely to ceiling
2Attach Tilt Arm “A”
LA-140- Mounting your Radiator
3 4 5
Attach Tilt Arm “B”
7Attach Safety Mounting Cable
LA-140– Mounting your Radiator
8Connect CAT-5and Coaxial cables
LA-140– Mounting your Radiator
Desk/Table Mounting
Installation Steps
Attach Tilt Arm “A”
Attach Radiator to Desk/Mic Stand
LA-140– Mounting your Radiator
Determine correct angle
DesignLALALT---140140Guide82
LA-140– Mounting your Radiator
Microphone Stand Mounting
Installation Steps
1 Attach Universal Bracket to Mic Stand
DesignLALALT---140140Guide82
4Determine correct angle setting
LA-140– Mounting your Radiator
Attach Radiator to Desk/Mic Stand
LA-140– Mounting your Radiator
Tripod Stand Mounting
Installation Steps
1Attach Universal Bracket to tripod stand
4 Determine correct angle
LA-140- Mounting your Radiator
3Attach Tilt Arm “B”
5Attach Radiator to Desk/Mic Stand
LTDesign-82Guide
Dual Radiator Mounting
LA-140– Mounting your Radiator
Vertical Horizontal
LA-205
Accessories for LA-140
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LA-342
Notes
DesignLALA--140140Guide DesignLT-82Guide
Notes
DesignLALA--140140Guide DesignLT-Guide82
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LR-42/44User’s Manual Table of Contents
LR-42/44Package Contents
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Page
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LR-42Quick Reference
Use to adjust volume
entire lens is visible during use
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LR-44Quick Reference
DesignLRLA-LT42/44--14082Guide
entire lens is visible during use
1Remove alkaline battery compartment
LR-42/44Setup Instructions
2Determine Battery Type to be Used
2Open battery compartment
2Place LA-364battery pack in receiver
LR-42/44Setup Instructions
1Remove alkaline battery compartment
DesignLRLA-LT42/44--14082Guide
LR-42/44Setup Instructions
3Connect an Earphone or Headset LR-44model only
4Turn Unit On
LR-LALT-Design-8214042/44Guide
LR-42/44Setup Instructions
7Setup Additional Programming if desired
6Select Stereo/Mono Mode
5A Upon Power up
2Position the Unit on User’s Body
LR-42/44Operating Instructions
1Connect an Earphone or Headset LR-44Model Only
LR-LALT-Design-8214042/44Guide
LR-42
LR-42/44Operating Instructions
2A 2B
LR-44
3B Auto-SeekEnabled
3 Turn the Unit On
3A Auto-SeekDisabled Default OFF
LR-42/44Operating Instructions
5A Auto-SeekDisabled Default OFF
4LED Sleep Mode
5Select Listening Channel
5B Auto-SeekEnabled
7A Checking Battery Level
6Adjust Volume Level
7Checking Battery Level and Current Channel
LR-42/44Operating Instructions
LR-42/44Operating Instructions
8Auto Shut-OffFeature
9Powering down the unit
7B Checking Current Channel
Channel Lock Procedure
LR-42/44Locking Instructions
Locking the Receiver on One Channel
Channel Unlock Procedure
Entering Program Mode
LR-42/44Programming Instructions
Program Mode Overview
While in Program Mode
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Program Mode Functionality Diagram
LR-42/44Programming Instructions
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While in Channel Lock-Out “Sub-Mode”
Channel Lock-Out “Sub-Mode”Functionality Diagram
Channel Lock-Out “Sub-Mode”Instructions
LR-42/44Programming Instructions
LR-42/44Programming Instructions
Squelch Adjustment “Sub-Mode”Instructions
While in Squelch Adjustment “Sub-Mode”
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There are two ways to exit the program mode
Resetting to Defaults
Exiting Program Mode
LR-42/44Programming Instructions
Programming Examples
Example #1
Example #2
Example #4
I want to reset the unit to factory defaults
Example #3
Programming Examples
Programming Examples
I want to tighten the squelch setting to setting
Example #5
LR-LALT-Design-8214042/44Guide
Channel Lock-OutDefault is All Channels Available
Programmable Features Detailed Descriptions
Stereo Mode Default is OFF
Auto-SeekDefault is Off
1Requirements
LR-42/44Battery Charging Information
2How to Charge Batteries
1A NiMH Battery Pack LA-364
LR-42/44Battery Charging Information
2Place LR-42/LR-44Receiver into a slot
DesignLRLA-LT42/44--14082Guide
LR-42/44Battery Charging Information
Place LA-364battery pack into converted tray
LR-LALT-Design-8214042/44Guide
LR-42/44Battery Charging Information
DesignLRLA-LT42/44--14082Guide
per month
LA-364
Accessories for LR-42/44
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LA-350
Notes
DesignLRLA-LT42/44--14082Guide
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LA-351Package Contents
LA-350/351User’s Manual Table of Contents
LA-350Package Contents
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Features
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Features
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LA-350Charging Requirements/Instructions
1 Plug power supply into power source
2Plug power into charging/storage station
Requirements to Charge Receivers
3B To Charge Batteries separate from Receivers
3Charging Scheme
3A To Charge Batteries while in Receivers
1Install conversion tray
LA-350Charging Requirements/Instructions
4Verify batteries are charging
5Verify full charge
LA-LALT-Design-82140350/351Guide
DesignLALA-350/351LT--14082Guide
LA-350/351Cord Tidy Rack
The Cord Tidy Rack
1 2 3
Notes
DesignLALA-350/351LT--14082Guide
Notes
DesignLALA-350/351LT--14082Guide
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Supplementary Information Table of Contents
Page
My radiator is not radiating a signal
Troubleshooting
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Troubleshooting
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Frequently Asked Questions
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Frequently Asked Questions
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Compliance, Warranty and Contact Information
Warranty
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Printed in the United States of America