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Listen Technologies
LR-44, LR-42, LA-351, LA-350, LT-82LA manual
Models:
LT-82LA
LA-350
LA-351
LR-44
LR-42
1
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148 pages
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Troubleshooting
Specifications
Install
FAQ
The following diagrams illustrate these concepts
Warranty
XLR Wiring
Resetting to Defaults
tone to aid system setup
Channel Lock Procedure
Page 56
Image 56
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Contents
Page
Page
Dear Valued Customer
Page
Stationary Infrared Table of Contents
Page
Page
Page
Infrared Technology Overview
System Overview
Designing a System
Design Tools
Design Guide
DesignDesign GuideGuide
Infrared Technology Overview
DesignDesign GuideGuide
LT-82Stationary IR Transmitter
System Overview
Single Channel System
DesignDesign GuideGuide
Multiple Channel System
System Overview
8The maximum length of CAT-5power cable
Key Concepts of Designing a Stationary IR System
9The maximum length of coaxial RF cable
System Overview
Designing a System
1Determine the number of audio channels
2Determine the room size and shape
3Complete the room layout worksheet
Horizontal Polar Pattern
Vertical Polar Pattern
Designing a System
Single Channel System
DesignDesign GuideGuide
The following diagrams illustrate these concepts
Designing a System
Designing a System
Design Guide DesignDesign GuideGuide
Designing a System
DesignDesign GuideGuide
3B Height of Radiators
3C Radiator Mounting Angle
4Determine the number of radiators required
Designing a System
DesignDesign GuideGuide
5Complete the system layout worksheet
Designing a System
5E Cross out the unused power supplies
5F Write in the CAT-5power supply cable lengths
3Cable Delay CD
4Calculate the delay setting for each radiator
6Complete the system materials worksheet
Designing a System
6A Transmitters
6B Transmitter Rack Mounting
6E Radiator Power Supplies
6H Other Accessories
Designing a System
6D Radiator Mounting Options
Notes
DesignDesign GuideGuide
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Room Layout Worksheet
LA-DesignDesign140GuideGuide LTDesign-82Guide
Page
System Layout Worksheet
DesignDesign GuideGuide
Page
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System Materials Worksheet
DesignDesign GuideGuide
Page
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LT-82User’s Manual Table of Contents
LT-82Package Contents
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Specification
LT-82
LT-82Block Diagram
LT-82Quick Reference
tone to aid system setup
5,QSXW Input additional RF signal here for
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LT-82Setup and Operating Instructions
4Connect LT-82RF Signal to Radiators
1Unpack the Product
2Mount LT-82sin Rack if desired
5Connect LT-82Power to Radiatorsif desired
6Powering the LT-82
LT-82Setup and Operating Instructions
6B Press the Power button
7Select Operating Channel
LT-82Setup and Operating Instructions
7B RF-OffChannel Setting Information
7A Select the operating channel
8Connect Audio Inputs
LT-82Setup and Operating Instructions
XLR Wiring
8A If using Input
9Set Stereo and Process Features
10Set Auto-TimeoutFeature
LT-82Setup and Operating Instructions
10B To disable or enable Auto-TimeoutFeature
Accessories for LT-82
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RJ-45 CAT-5Connector
LA-112
Notes
DesignLT-82Guide DesignLT-82Guide
Notes
DesignLTLT-82-82Guide
Notes
DesignLT-82Guide DesignLT-82Guide
Page
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LA-140User’s Manual Table of Contents
LA-140Package Contents
Page
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LA-140Quick Reference
there is power to the radiator 5,QSXW
Adjust the amount of signal delay
of this switch does not matter
LA-140Setup and Operating Instructions
3Connect RF Signal
4 Connect Power
2Mount Radiator
5Set Delay Compensation Switch
6Set Termination Switch
7Set LED Indicator Shutoff Switch SW1
LA-140Setup and Operating Instructions
8Set Compatibility Switch SW2
9Front LED Indicators
LA-140Setup and Operating Instructions
9A Red LED
Mounting Hardware Pieces
LA-140– Mounting your Radiator
Overview
Installation Steps
Wall Box Mounting
LA-140– Mounting your Radiator
Screw Wall Box Plate to wall
7Attach Safety Mounting Cable
LA-140- Mounting your Radiator
5Determine correct angle
6Attach Radiator to Wall Box Plate
Hollow Wall Mounting
Installation Steps
LA-140– Mounting your Radiator
1Fasten Wall Box Plate to wall
LA-140– Mounting your Radiator
4 5 6
3Attach Tilt Arm “B”
Pull CAT-5and Coaxial cables through if necessary
7Attach Safety Mounting Cable
LA-140– Mounting your Radiator
8Connect CAT-5and Coaxial cables
attach to a secure base
Corner Mounting
Installation Steps
LA-140– Mounting your Radiator
1Fasten Wall Box Plate to wall
LA-140– Mounting your Radiator
2Attach Corner Mount Bracket
3 Attach Tilt Arm “A”
4Attach Tilt Arm “B”
LA-140- Mounting your Radiator
5Pull CAT-5and Coaxial cables through
6Determine correct angle
7Attach Radiator to Corner Mount Bracket
8Attach Safety Mounting Cable
LA-140– Mounting your Radiator
9Connect CAT-5and Coaxial cables
LTDesign-82Guide
Ceiling Mounting
Installation Steps
LA-140– Mounting your Radiator
1Attach Wall Box Plate securely to ceiling
LA-140- Mounting your Radiator
3 4 5
2Attach Tilt Arm “A”
Attach Tilt Arm “B”
8Connect CAT-5and Coaxial cables
7Attach Safety Mounting Cable
LA-140– Mounting your Radiator
Desk/Table Mounting
Installation Steps
LA-140– Mounting your Radiator
Attach Tilt Arm “A”
LA-140– Mounting your Radiator
Determine correct angle
Attach Radiator to Desk/Mic Stand
DesignLALALT---140140Guide82
Microphone Stand Mounting
Installation Steps
LA-140– Mounting your Radiator
1 Attach Universal Bracket to Mic Stand
4Determine correct angle setting
LA-140– Mounting your Radiator
DesignLALALT---140140Guide82
Attach Radiator to Desk/Mic Stand
Tripod Stand Mounting
Installation Steps
LA-140– Mounting your Radiator
1Attach Universal Bracket to tripod stand
LA-140- Mounting your Radiator
3Attach Tilt Arm “B”
4 Determine correct angle
5Attach Radiator to Desk/Mic Stand
Dual Radiator Mounting
LA-140– Mounting your Radiator
LTDesign-82Guide
Vertical Horizontal
Accessories for LA-140
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LA-205
LA-342
Notes
DesignLALA--140140Guide DesignLT-82Guide
Notes
DesignLALA--140140Guide DesignLT-Guide82
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Listen Part Number
LR-42/44User’s Manual Table of Contents
LR-42/44Package Contents
Page
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LR-42Quick Reference
Use to adjust volume
LR-LALT-Design-8214042/44Guide
entire lens is visible during use
LR-44Quick Reference
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entire lens is visible during use
LR-42/44Setup Instructions
2Determine Battery Type to be Used
1Remove alkaline battery compartment
2Open battery compartment
LR-42/44Setup Instructions
1Remove alkaline battery compartment
2Place LA-364battery pack in receiver
DesignLRLA-LT42/44--14082Guide
3Connect an Earphone or Headset LR-44model only
4Turn Unit On
LR-42/44Setup Instructions
LR-LALT-Design-8214042/44Guide
7Setup Additional Programming if desired
6Select Stereo/Mono Mode
LR-42/44Setup Instructions
5A Upon Power up
LR-42/44Operating Instructions
1Connect an Earphone or Headset LR-44Model Only
2Position the Unit on User’s Body
LR-LALT-Design-8214042/44Guide
LR-42/44Operating Instructions
2A 2B
LR-42
LR-44
3 Turn the Unit On
3A Auto-SeekDisabled Default OFF
3B Auto-SeekEnabled
LR-42/44Operating Instructions
4LED Sleep Mode
5Select Listening Channel
5A Auto-SeekDisabled Default OFF
5B Auto-SeekEnabled
6Adjust Volume Level
7Checking Battery Level and Current Channel
7A Checking Battery Level
LR-42/44Operating Instructions
8Auto Shut-OffFeature
9Powering down the unit
LR-42/44Operating Instructions
7B Checking Current Channel
LR-42/44Locking Instructions
Locking the Receiver on One Channel
Channel Lock Procedure
Channel Unlock Procedure
LR-42/44Programming Instructions
Program Mode Overview
Entering Program Mode
While in Program Mode
Program Mode Functionality Diagram
LR-42/44Programming Instructions
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Channel Lock-Out “Sub-Mode”Functionality Diagram
Channel Lock-Out “Sub-Mode”Instructions
While in Channel Lock-Out “Sub-Mode”
LR-42/44Programming Instructions
Squelch Adjustment “Sub-Mode”Instructions
While in Squelch Adjustment “Sub-Mode”
LR-42/44Programming Instructions
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Resetting to Defaults
Exiting Program Mode
There are two ways to exit the program mode
LR-42/44Programming Instructions
Example #2
Programming Examples
Example #1
I want to reset the unit to factory defaults
Example #3
Example #4
Programming Examples
I want to tighten the squelch setting to setting
Example #5
Programming Examples
LR-LALT-Design-8214042/44Guide
Programmable Features Detailed Descriptions
Stereo Mode Default is OFF
Channel Lock-OutDefault is All Channels Available
Auto-SeekDefault is Off
LR-42/44Battery Charging Information
2How to Charge Batteries
1Requirements
1A NiMH Battery Pack LA-364
DesignLRLA-LT42/44--14082Guide
LR-42/44Battery Charging Information
2Place LR-42/LR-44Receiver into a slot
LR-LALT-Design-8214042/44Guide
LR-42/44Battery Charging Information
Place LA-364battery pack into converted tray
per month
LR-42/44Battery Charging Information
DesignLRLA-LT42/44--14082Guide
Accessories for LR-42/44
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LA-364
LA-350
Notes
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LA-350/351User’s Manual Table of Contents
LA-350Package Contents
LA-351Package Contents
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Features
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Features
1 Plug power supply into power source
2Plug power into charging/storage station
LA-350Charging Requirements/Instructions
Requirements to Charge Receivers
3Charging Scheme
3A To Charge Batteries while in Receivers
3B To Charge Batteries separate from Receivers
1Install conversion tray
4Verify batteries are charging
5Verify full charge
LA-350Charging Requirements/Instructions
LA-LALT-Design-82140350/351Guide
LA-350/351Cord Tidy Rack
The Cord Tidy Rack
DesignLALA-350/351LT--14082Guide
1 2 3
Notes
DesignLALA-350/351LT--14082Guide
Notes
DesignLALA-350/351LT--14082Guide
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Supplementary Information Table of Contents
Page
Troubleshooting
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My radiator is not radiating a signal
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Troubleshooting
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The batteries are not charging in my receivers
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