Resetting to Defaults | Listen Technologies LA-351, LR-42, LR-44

LR-42/44 Programming Instructions

Resetting to Defaults

1It is possible to reset the unit to factory default settings and the unit must be in the program mode to be reset.

2While in program mode, select the “Reset to Defaults” function and press the power button.

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Exiting Program Mode

There are two ways to exit the program mode

1Wait 10 seconds without pressing a button (any changes made are saved.)

2Use the Select button to scroll through the program mode functions until the “Exit Program Mode” function is selected and then press the Power button.

DesignLRLA-LT42/44--14082Guide

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Listen Technologies LA-351, LR-42 Resetting to Defaults, Exiting Program Mode, There are two ways to exit the program mode

Contents

Page Page VHUYLFHZH·UHKHUHWROLVWHQ +HUH·VKRZWRUHDFKXV Page Stationary Infrared Table of Contents Page Page Page Stationary Infrared Design Guide Table of Contents Design Guide Infrared Technology Overview System Overview Single Channel System Multiple Channel System Multi-channel system Each LT-82 transmitter used can power two LA-140 radiators Maximum length of CAT-5 power cableKey Concepts of Designing a Stationary IR System Maximum length of coaxial RF cable Designing a System Determine the number of audio channelsDetermine the room size and shape Complete the room layout worksheet Vertical Polar Pattern Horizontal Polar PatternSingle Channel System Designing a System Designing a System 3B Height of Radiators 3C Radiator Mounting Angle Determine the number of radiators required Complete the system layout worksheet 5D Draw a connecting line from the power supply output 5E Cross out the unused power supplies5F Write in the CAT-5 power supply cable lengths 5G Determine the delay compensation for each radiator Complete the system materials worksheet 6A Transmitters6B Transmitter Rack Mounting 6C Radiators 6E Radiator Power Supplies 6H Other Accessories6D Radiator Mounting Options Dual radiator mounting DesignDesign GuideGuide Page Room Layout Worksheet Page System Layout Worksheet Page DesignDesignLA-140GuideGuide DesignLT-82Guide Page System Materials Worksheet USAPage Page Page Page Page LT-82 User’s Manual Table of Contents LT-82 Package ContentsPage 6SHFLÀFDWLRQV LT-82 Block Diagram Power LT-82 Quick Reference 7UDQVPLW/HYHO,QGLFDWRU6KRZVPLHGDXGLROHYHO LT-82 Setup and Operating Instructions Connect LT-82 RF Signal to RadiatorsUnpack the Product Mount LT-82s in Rack if desired Powering the LT-82 Connect LT-82 Power to Radiatorsif desired6B Press the Power button Select Operating Channel 7B RF-Off Channel Setting Information7A Select the operating channel 8A If using Input 8B If using InputConnect Audio Inputs 8C Test Tone if necessary Set Stereo and Process Features Set Auto-Timeout Feature Accessories for LT-82 $FFHVVRULHV DesignLT-82Guide DesignLTLT-82-82Guide DesignLT-82Guide Page Page Page Page LA-140 User’s Manual Table of Contents LA-140 Package ContentsPage $6SHFLÀFDWLRQV LA-140 Quick Reference DUULHU3UHVHQW*UHHQ LA-140 Setup and Operating Instructions Connect RF SignalConnect Power Mount Radiator Set Termination Switch Set Delay Compensation SwitchSet LED Indicator Shutoff Switch SW1 Set Compatibility Switch SW2 Front LED Indicators9A Red LED 9B Yellow LED Overview LA-140 Mounting your RadiatorMounting Hardware Pieces Installation Steps Wall Box MountingScrew Wall Box Plate to wall Attach Tilt Arm a Attach Safety Mounting Cable Pull CAT-5 and Coaxial cables through if necessaryDetermine correct angle Attach Radiator to Wall Box Plate Hollow Wall Mounting Fasten Wall Box Plate to wall 3XOO&$7DQG&RDLDOFDEOHVWKURXJKKROHLQDOO%R3ODWH Attach Safety Mounting Cable Corner Mounting ‡&RUQHU0RXQW%UDFNHW Attach Corner Mount Bracket Pull CAT-5 and Coaxial cables through Attach Radiator to Corner Mount Bracket Attach Safety Mounting Cable Ceiling Mounting Attach Wall Box Plate securely to ceiling Attach Tilt Arm a Attach Safety Mounting Cable Desk/Table Mounting Attach Radiator to Desk/Mic Stand DesignLALALT---140140Guide82 Microphone Stand Mounting Attach Universal Bracket to Mic Stand Determine correct angle setting Tripod Stand Mounting Attach Universal Bracket to tripod stand Attach Tilt Arm B Dual Radiator Mounting Accessories for LA-140 LA-205 LA-342 DesignLALA--140140Guide DesignLT-82Guide DesignLALA--140140Guide DesignLT-Guide82 Page Page Page Page LR-42/44 Package Contents LR-42/44 User’s Manual Table of ContentsListen Part Number Page ,56WHWKRVFRSH5HFHLYHU6SHFLÀFDWLRQV /DQ\DUG,55HFHLYHU6SHFLÀFDWLRQV LR-42 Quick Reference LR-44 Quick Reference Press to turn unit on, press and hold to turn unit off LR-42/44 Setup Instructions Determine Battery Type to be Used Place LA-364 battery pack in receiver Connect an Earphone or Headset LR-44 model only Turn Unit On Setup Additional Programming if desired Select Stereo/Mono ModeSelect a Channel and/or Program Channel Selection Method LR-42/44 Operating Instructions Position the Unit on User’s Body LR-42 LR-44 3B Auto-Seek Enabled 3A Auto-Seek Disabled Default OFFTurn the Unit On LED Sleep Mode 5A Auto-Seek Disabled Default OFF5B Auto-Seek Enabled Select Listening Channel Checking Battery Level and Current Channel Adjust Volume Level7A Checking Battery Level Auto Shut-Off Feature Powering down the unit7B Checking Current Channel After 10 seconds Channel Lock Procedure Channel Unlock ProcedureLock Indicators LR-42/44 Locking Instructions Program Mode Overview Entering Program ModeWhile in Program Mode LR-42/44 Programming Instructions Program Mode Functionality Diagram 1DYLJDWLQJZLWKLQWKH3URJUDP0RGH Channel Lock-Out Sub-Mode Instructions Channel Lock-Out Sub-Mode Functionality DiagramWhile in Channel Lock-Out Sub-Mode While in Squelch Adjustment Sub-Mode Squelch Adjustment Sub-Mode InstructionsSquelch Adjustment Sub-Mode Functionality Diagram Exiting Program Mode Resetting to DefaultsThere are two ways to exit the program mode Example #1 Programming ExamplesExample #2 Example #3 Want to reset the unit to factory defaultsExample #4 Want to tighten the squelch setting to setting Example #5 Programmable Features Detailed Descriptions Stereo Mode Default is OFFChannel Lock-Out Default is All Channels Available Auto-Seek Default is Off LR-42/44 Battery Charging Information How to Charge Batteries1A NiMH Battery Pack LA-364 Requirements When the receiver is fully charged the green LED will light When the unit is seated correctly a red LED will lightPlace LR-42/LR-44 Receiver into a slot Place LA-364 battery pack into converted tray 114 Accessories for LR-42/44 LA-364 116 Page Page Page Page LA-350 Package Contents LA-350/351 User’s Manual Table of ContentsLA-351 Package Contents Page $6SHFLÀFDWLRQV $6SHFLÀFDWLRQV Requirements to Charge Receivers LA-350 Charging Requirements/InstructionsCharging Instructions Install conversion tray Charging Scheme3A To Charge Batteries while in Receivers 3B To Charge Batteries separate from Receivers Verify batteries are charging Place LA-364 battery packs in converted charging slotsVerify full charge LA-350/351 Cord Tidy Rack Cord Tidy Rack 129 130 Page Page Page Page Supplementary Information Table of Contents Page Troubleshooting 7URXEOHVKRRWLQJ SupplementaryDesignLALT--14082Guide Frequently Asked Questions UHTXHQWO\$VNHG4XHVWLRQV \UHFKDUJHDEOHEDWWHULHVGRQ·WODVWYHU\ORQJK\ Compliance, Warranty and Contact Information RPSOLDQFH,QIRUPDWLRQ Listen Technologies Corporation 14912 Heritagecrest Way