Manuals / Listen Technologies / Home Audio / Stereo Receiver

Listen Technologies LA-351 manual 3Charging Scheme, 3A To Charge Batteries while in Receivers, 1 2

Models: LT-82LA LA-350 LA-351 LR-44 LR-42

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LA-350 Charging Requirements/Instructions

3Charging Scheme

3A To Charge Batteries while in Receivers

1 Place receivers in charging slots

Place receivers in charging slots. It may be necessary to press down on the

units to ensure that they are touching the charging contacts.

1 2 3 4

3B To Charge Batteries separate from Receivers

1Install conversion tray

Install conversion tray in slots.

DesignLALA-350/351LT--14082Guide

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Page 132

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Listen Technologies LA-351 3Charging Scheme, 3A To Charge Batteries while in Receivers, Place receivers in charging slots

Contents

Page Page Dear Valued Customer Page Stationary Infrared Table of Contents Page Page Page Infrared Technology Overview System OverviewDesigning a System Design ToolsDesign Guide DesignDesign GuideGuideInfrared Technology Overview DesignDesign GuideGuideSystem Overview Single Channel SystemLT-82Stationary IR Transmitter Multiple Channel System System OverviewDesignDesign GuideGuide 8The maximum length of CAT-5power cable Key Concepts of Designing a Stationary IR System9The maximum length of coaxial RF cable System OverviewDesigning a System 1Determine the number of audio channels2Determine the room size and shape 3Complete the room layout worksheetHorizontal Polar Pattern Vertical Polar PatternDesigning a System Single Channel SystemThe following diagrams illustrate these concepts Designing a SystemDesignDesign GuideGuide Designing a System Design Guide DesignDesign GuideGuideDesigning a System DesignDesign GuideGuide3B Height of Radiators 3C Radiator Mounting Angle4Determine the number of radiators required Designing a System5Complete the system layout worksheet Designing a SystemDesignDesign GuideGuide 5E Cross out the unused power supplies 5F Write in the CAT-5power supply cable lengths3Cable Delay CD 4Calculate the delay setting for each radiator6Complete the system materials worksheet Designing a System6A Transmitters 6B Transmitter Rack Mounting6E Radiator Power Supplies 6H Other AccessoriesDesigning a System 6D Radiator Mounting OptionsNotes DesignDesign GuideGuidePage Room Layout Worksheet LA-DesignDesign140GuideGuide LTDesign-82GuidePage System Layout Worksheet DesignDesign GuideGuidePage DesignDesignLA-140GuideGuide DesignLT-82Guide Page System Materials Worksheet DesignDesign GuideGuidePage Page Page Page Page LT-82User’s Manual Table of Contents LT-82Package ContentsLVWHQ&RQÀJXUDWLRQV Page 76SHFLÀFDWLRQV $UFKLWHFWXUDO6SHFLÀFDWLRQSpecification LT-82LT-82Block Diagram LT-82Quick Reference tone to aid system setup5,QSXW Input additional RF signal here for 8282GuideLT-82Setup and Operating Instructions 4Connect LT-82RF Signal to Radiators1Unpack the Product 2Mount LT-82sin Rack if desired5Connect LT-82Power to Radiatorsif desired 6Powering the LT-82LT-82Setup and Operating Instructions 6B Press the Power button7Select Operating Channel LT-82Setup and Operating Instructions7B RF-OffChannel Setting Information 7A Select the operating channel8Connect Audio Inputs LT-82Setup and Operating InstructionsXLR Wiring 8A If using Input9Set Stereo and Process Features 10Set Auto-TimeoutFeatureLT-82Setup and Operating Instructions 10B To disable or enable Auto-TimeoutFeatureAccessories for LT-82 $FFHVVRULHVRJ-45 CAT-5Connector LA-112Notes DesignLT-82Guide DesignLT-82GuideNotes DesignLTLT-82-82GuideNotes DesignLT-82Guide DesignLT-82GuidePage Page Page Page LA-140User’s Manual Table of Contents LA-140Package ContentsLVWHQ&RQÀJXUDWLRQV Page $6SHFLÀFDWLRQV $UFKLWHFWXUDO6SHFLÀFDWLRQLTDesign-82Guide LA-140Quick Reference there is power to the radiator 5,QSXWAdjust the amount of signal delay of this switch does not matterLA-140Setup and Operating Instructions 3Connect RF Signal4 Connect Power 2Mount Radiator5Set Delay Compensation Switch 6Set Termination Switch7Set LED Indicator Shutoff Switch SW1 LA-140Setup and Operating Instructions8Set Compatibility Switch SW2 9Front LED IndicatorsLA-140Setup and Operating Instructions 9A Red LEDLA-140– Mounting your Radiator OverviewMounting Hardware Pieces Installation Steps Wall Box MountingLA-140– Mounting your Radiator Screw Wall Box Plate to wall7Attach Safety Mounting Cable LA-140- Mounting your Radiator5Determine correct angle 6Attach Radiator to Wall Box PlateHollow Wall Mounting Installation StepsLA-140– Mounting your Radiator 1Fasten Wall Box Plate to wallLA-140– Mounting your Radiator 4 5 63Attach Tilt Arm “B” Pull CAT-5and Coaxial cables through if necessary7Attach Safety Mounting Cable LA-140– Mounting your Radiator8Connect CAT-5and Coaxial cables attach to a secure baseCorner Mounting Installation StepsLA-140– Mounting your Radiator 1Fasten Wall Box Plate to wallLA-140– Mounting your Radiator 2Attach Corner Mount Bracket3 Attach Tilt Arm “A” 4Attach Tilt Arm “B”LA-140- Mounting your Radiator 5Pull CAT-5and Coaxial cables through6Determine correct angle 7Attach Radiator to Corner Mount Bracket8Attach Safety Mounting Cable LA-140– Mounting your Radiator9Connect CAT-5and Coaxial cables LTDesign-82GuideCeiling Mounting Installation StepsLA-140– Mounting your Radiator 1Attach Wall Box Plate securely to ceilingLA-140- Mounting your Radiator 3 4 52Attach Tilt Arm “A” Attach Tilt Arm “B”7Attach Safety Mounting Cable LA-140– Mounting your Radiator8Connect CAT-5and Coaxial cables Desk/Table Mounting Installation StepsLA-140– Mounting your Radiator Attach Tilt Arm “A”LA-140– Mounting your Radiator Determine correct angleAttach Radiator to Desk/Mic Stand DesignLALALT---140140Guide82Microphone Stand Mounting Installation StepsLA-140– Mounting your Radiator 1 Attach Universal Bracket to Mic Stand4Determine correct angle setting LA-140– Mounting your RadiatorDesignLALALT---140140Guide82 Attach Radiator to Desk/Mic StandTripod Stand Mounting Installation StepsLA-140– Mounting your Radiator 1Attach Universal Bracket to tripod standLA-140- Mounting your Radiator 3Attach Tilt Arm “B”4 Determine correct angle 5Attach Radiator to Desk/Mic StandDual Radiator Mounting LA-140– Mounting your RadiatorLTDesign-82Guide Vertical HorizontalAccessories for LA-140 $FFHVVRULHVLA-205 LA-342Notes DesignLALA--140140Guide DesignLT-82GuideNotes DesignLALA--140140Guide DesignLT-Guide82Page Page Page Page LR-42/44User’s Manual Table of Contents LR-42/44Package ContentsListen Part Number Page 5,56WHWKRVFRSH5HFHLYHU6SHFLÀFDWLRQV $UFKLWHFWXUDO6SHFLÀFDWLRQLR-LALT-Design-8214042/44Guide 5/DQ\DUG,55HFHLYHU6SHFLÀFDWLRQV $UFKLWHFWXUDO6SHFLÀFDWLRQDesignLRLA-LT42/44--14082Guide LR-42Quick Reference Use to adjust volumeLR-LALT-Design-8214042/44Guide entire lens is visible during useLR-44Quick Reference DesignLRLA-LT42/44--14082Guide3RZHU%XWWRQ entire lens is visible during useLR-42/44Setup Instructions 2Determine Battery Type to be Used1Remove alkaline battery compartment 2Open battery compartmentLR-42/44Setup Instructions 1Remove alkaline battery compartment2Place LA-364battery pack in receiver DesignLRLA-LT42/44--14082Guide3Connect an Earphone or Headset LR-44model only 4Turn Unit OnLR-42/44Setup Instructions LR-LALT-Design-8214042/44Guide7Setup Additional Programming if desired 6Select Stereo/Mono ModeLR-42/44Setup Instructions 5A Upon Power upLR-42/44Operating Instructions 1Connect an Earphone or Headset LR-44Model Only2Position the Unit on User’s Body LR-LALT-Design-8214042/44GuideLR-42/44Operating Instructions 2A 2BLR-42 LR-443 Turn the Unit On 3A Auto-SeekDisabled Default OFF3B Auto-SeekEnabled LR-42/44Operating Instructions4LED Sleep Mode 5Select Listening Channel5A Auto-SeekDisabled Default OFF 5B Auto-SeekEnabled6Adjust Volume Level 7Checking Battery Level and Current Channel7A Checking Battery Level LR-42/44Operating Instructions8Auto Shut-OffFeature 9Powering down the unitLR-42/44Operating Instructions 7B Checking Current ChannelLR-42/44Locking Instructions Locking the Receiver on One ChannelChannel Lock Procedure Channel Unlock ProcedureLR-42/44Programming Instructions Program Mode OverviewEntering Program Mode While in Program ModeProgram Mode Functionality Diagram LR-42/44Programming Instructions3URJUDPPDEOH 1DYLJDWLQJZLWKLQWKH3URJUDP0RGHChannel Lock-Out “Sub-Mode”Functionality Diagram Channel Lock-Out “Sub-Mode”InstructionsWhile in Channel Lock-Out “Sub-Mode” LR-42/44Programming InstructionsSquelch Adjustment “Sub-Mode”Instructions While in Squelch Adjustment “Sub-Mode”LR-42/44Programming Instructions 5HFHLYHU/LVSOD\6KRZVResetting to Defaults Exiting Program ModeThere are two ways to exit the program mode LR-42/44Programming InstructionsProgramming Examples Example #1Example #2 I want to reset the unit to factory defaults Example #3Example #4 Programming ExamplesI want to tighten the squelch setting to setting Example #5Programming Examples LR-LALT-Design-8214042/44GuideProgrammable Features Detailed Descriptions Stereo Mode Default is OFFChannel Lock-OutDefault is All Channels Available Auto-SeekDefault is OffLR-42/44Battery Charging Information 2How to Charge Batteries1Requirements 1A NiMH Battery Pack LA-364LR-42/44Battery Charging Information 2Place LR-42/LR-44Receiver into a slotDesignLRLA-LT42/44--14082Guide LR-42/44Battery Charging Information Place LA-364battery pack into converted trayLR-LALT-Design-8214042/44Guide LR-42/44Battery Charging Information DesignLRLA-LT42/44--14082Guideper month Accessories for LR-42/44 $FFHVVRULHVLA-364 LA-350Notes DesignLRLA-LT42/44--14082GuidePage Page Page Page LA-350/351User’s Manual Table of Contents LA-350Package ContentsLA-351Package Contents LVWHQ&RQÀJXUDWLRQVPage Features $6SHFLÀFDWLRQV$6SHFLÀFDWLRQV FeaturesDesignLALA-350/351LT--14082Guide 1 Plug power supply into power source 2Plug power into charging/storage stationLA-350Charging Requirements/Instructions Requirements to Charge Receivers3Charging Scheme 3A To Charge Batteries while in Receivers3B To Charge Batteries separate from Receivers 1Install conversion tray4Verify batteries are charging 5Verify full chargeLA-350Charging Requirements/Instructions LA-LALT-Design-82140350/351GuideLA-350/351Cord Tidy Rack The Cord Tidy RackDesignLALA-350/351LT--14082Guide 1 2 3Notes DesignLALA-350/351LT--14082GuideNotes DesignLALA-350/351LT--14082GuidePage Page Page Page Supplementary Information Table of Contents Page Troubleshooting 7URXEOHVKRRWLQJMy radiator is not radiating a signal 7KHUHLVQRWVXIÀFLHQWUDQJHLQP\V\VWHPTroubleshooting 7URXEOHVKRRWLQJSupplementaryDesignLALT--14082Guide The batteries are not charging in my receiversFrequently Asked Questions UHTXHQWO\$VNHG4XHVWLRQVFrequently Asked Questions UHTXHQWO\$VNHG4XHVWLRQVSupplementaryDesignLALT--14082Guide Compliance, Warranty and Contact Information Warranty&RPSOLDQFH,QIRUPDWLRQ &RQWDFWLQJ/LVWHQPrinted in the United States of America