EFJohnson High Tier, LTR 98xx manual Controls and Display, Front Panel Controls

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CONTROLS AND DISPLAY

CONTROLS AND DISPLAY

Transmit/Busy

Option Switches

Speaker

Indicator

Microphone On-Off/Volume	Select Switch
Jack

Front Panel Controls

On-Off Volume - Pressing this knob turns power on and off. The vehicle ignition switch may also control power as described in “Power Turn-Off Delay” on page 27. Rotating this knob sets the speaker volume (see page 15).

Select Switch - This switch changes the selected system or group and is also used for other functions such as selecting parameters in the menu mode. To change the system or group, press this knob to switch between the system and group select modes, and then rotate it to increase or decrease the system or group. Refer to “Selecting the System and Group” on page 17 for more information.

This switch also has two alternate functions that are selected by first pressing the FCN switch. Refer to the FCN switch description which follows for more information.

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Contents High Tier Operating Manual Page Page Safety Information Limits For General Population/Uncontrolled Exposure FCC Exposure LimitsFrequency Whip Model No Base Model No Table of Contents Table of Contents Quick Reference Guide General Features FeaturesFront Panel Controls Controls and DisplayMicrophone Push-To-Talk PTT Switch Not Shown Push-button on Rear Panel Jacks and Connectors Display Description General Operation Power-Up SequenceDetermining Volume Level System/Group Display Information Numeric Display ModeAlpha Tag Display Mode Backlight OperationSelecting the System and Group Select Mode Indication With Numeric DisplaySelect Mode Indication With Alpha Tag Display Setting Squelch Control LTR Operation Standard CallsIntroduction Placing a Standard CallReceiving a Standard Call Conventional OperationPlacing Telephone Calls Telephone CallsReceiving a Telephone Call Bank Select General FeaturesLandside-Originate Calls Encryption Call IndicatorEmergency Switch Function FCN Switch Encryption IndicatorHorn Alert Home System/Group SelectOption Select Power Turn-Off DelayProceed Clear-To-Talk Tone Receive-Only Groups Stealth ModeTime-Out Timer Transmitter Thermal Foldback Option Switches and Menu ModeOption Switches Tone SelectSwitch Menu Mode and Option Switch FunctionsUsing Menu Mode Menu Mode IntroductionSystem and Group Scan System and Group Scan Scan List Programming Transmitting In The Scan Mode Scan Delay and Continue TimersSystem and Group Scan General LTR and Conventional ModesMonitoring Conventional Channels Before Transmitting Calls on Priority and Block ID Codes LTR FeaturesStandard and Telephone Calls Transmit Inhibit System Search Busy QueuingTranspond Transmit Disable On Busy Conventional FeaturesMonitor Mode Talk-Around Priority Group Sampling Call Guard SquelchSupervisory Tones MiscellaneousMiscellaneous LTR Telephone Call Tones Display Messages Miscellaneous Bright DIM OFF Menu Mode MessagesSpeaking Into Microphone System Operator ProgrammingLicensing Preventing Battery DischargeOperation At Extended Range Transceiver Service