EFJohnson LTR 98xx, High Tier manual Microphone Push-To-Talk PTT Switch Not Shown Push-button on

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CONTROLS AND DISPLAY

Option Switches - The five front panel option switches can be programmed by your system operator for the functions which follow. Refer to the section indicated for more information on a function. The key cap usually indicates the function controlled by the switch.

A/D - Scan list add/delete (see page 35)

CG - Call Guard squelch disable (see page 46) EMER - Emergency switch (see page 24) ENCPT - Encryption on-off (see page 24)

FCN - Function select (see following description) HORN - Horn alert on-off (see page 26)

MON - Monitor mode on-off (see page 39) AUX - Option select (see page 27)

PRI - Priority sampling on-off (see page 46) SCAN - Scan on-off (see page 33)

STLH (AUX) - Stealth mode select (see page 29) TA - Talk-around on-off (see page 45)

(Blank) - Not used (disabled)

FCN (Function) Switch - This switch (if programmed) selects the following functions:

Menu Mode Select - Press FCN twice (see page 30)

Home Sys/Grp Select - FCN/press Select switch (see page 26) Conv Squelch Set - FCN/rotate Select switch (see page 18)

Transmit/Busy Indicator - Indicates the following conditions: Red - Transmitter keyed, normal power output

Orange - Transmitter keyed, power reduced because internal temperature is high

Green - Busy conventional group (channel). Refer to “Conventional Operation” on page 38 for more information.

Microphone Jack - Connection point for the microphone.

Microphone Push-To-Talk (PTT) Switch (Not Shown) - Push-button on

the microphone which is pressed to key the transmitter.

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Contents High Tier Operating Manual Page Page Safety Information FCC Exposure Limits Limits For General Population/Uncontrolled ExposureFrequency Whip Model No Base Model No Table of Contents Table of Contents Quick Reference Guide Features General FeaturesControls and Display Front Panel ControlsMicrophone Push-To-Talk PTT Switch Not Shown Push-button on Rear Panel Jacks and Connectors Display Description Power-Up Sequence Determining Volume LevelGeneral Operation Numeric Display Mode Alpha Tag Display ModeBacklight Operation System/Group Display InformationSelect Mode Indication With Numeric Display Select Mode Indication With Alpha Tag DisplaySelecting the System and Group Setting Squelch Control Standard Calls IntroductionPlacing a Standard Call LTR OperationConventional Operation Receiving a Standard CallTelephone Calls Placing Telephone CallsReceiving a Telephone Call General Features Landside-Originate CallsBank Select Call Indicator Emergency SwitchEncryption Encryption Indicator Function FCN SwitchHome System/Group Select Horn AlertPower Turn-Off Delay Option SelectProceed Clear-To-Talk Tone Stealth Mode Time-Out TimerReceive-Only Groups Option Switches and Menu Mode Option SwitchesTone Select Transmitter Thermal FoldbackMenu Mode and Option Switch Functions SwitchMenu Mode Introduction Using Menu ModeSystem and Group Scan System and Group Scan Scan List Programming Scan Delay and Continue Timers Transmitting In The Scan ModeSystem and Group Scan LTR and Conventional Modes GeneralMonitoring Conventional Channels Before Transmitting LTR Features Standard and Telephone CallsCalls on Priority and Block ID Codes Transmit Inhibit Busy Queuing System SearchTranspond Conventional Features Monitor ModeTransmit Disable On Busy Talk-Around Call Guard Squelch Priority Group SamplingMiscellaneous Supervisory TonesMiscellaneous LTR Telephone Call Tones Display Messages Miscellaneous Menu Mode Messages Bright DIM OFFSystem Operator Programming Speaking Into MicrophonePreventing Battery Discharge Operation At Extended RangeLicensing Transceiver Service