TH-D74A TH-D74E USER MANUAL This User Manual covers detailed operating instructions of the TH-D74A/E including basic operating instructions described in the User Guide comes with the product. B5A-1253-00/04 1 CONTENTS 1 CONTENTS ........................................................... 1 FREQUENCY STEP SIZE ................................................................12-1 2 BEFORE STARTING ...............................................2-1 FINE TUNING .................................................................................12-1 3 PREPARATION .....................................................3-1 ATTENUATOR (ATT) .......................................................................12-1 SUPPLIED ACCESSORIES ...............................................................3-1 PROGRAMMABLE VFO ..................................................................12-2 INSTALLING THE ANTENNA ............................................................3-1 BEAT SHIFT ...................................................................................12-2 INSTALLING THE BATTERY PACK ...................................................3-1 IF/ DETECT OUTPUT MODE ...........................................................12-2 INSTALLING ALKALINE BATTERIES ................................................3-1 FM NARROW .................................................................................12-3 INSTALLING THE BELT CLIP ...........................................................3-2 BAR ANTENNA ..............................................................................12-3 INSTALLING THE HAND STRAP ......................................................3-2 TX INHIBIT ....................................................................................12-3 CHARGING THE BATTERY PACK .....................................................3-2 TIME-OUT TIMER ..........................................................................12-4 BATTERY LIFE .................................................................................3-3 MICROPHONE SENSITIVITY .........................................................12-4 CONNECTING TO A CIGARETTE LIGHTER SOCKET .........................3-3 SETTING RECEIVING FILTERS .......................................................12-4 CONNECTING TO A REGULATED POWER SUPPLY .........................3-3 VOX (VOICE-OPERATED TRANSMISSION) ....................................12-5 4 GETTING ACQUAINTED ...........................................4-1 PITCH FREQUENCY .......................................................................12-6 CW REVERSE ..............................................................................12-6 KEY AND CONTROL KNOB OPERATIONS ........................................4-1 LED CONTROL ...............................................................................12-6 DISPLAY ..........................................................................................4-3 DISPLAY ILLUMINATION ...............................................................12-7 5 BASIC OPERATIONS ..............................................5-1 POWER ON MESSAGE ..................................................................12-7 SWITCHING THE POWER ON/ OFF ..................................................5-1 SINGLE BAND DISPLAY ................................................................12-8 ADJUSTING THE INTERNAL CLOCK ................................................5-1 METER TYPE .................................................................................12-8 ADJUSTING THE VOLUME ..............................................................5-1 DISPLAY BACKGROUND COLOR ...................................................12-8 VOLUME BALANCE (BAND A/B) ......................................................5-1 AUDIO EQUALIZER (TX/RX) ..........................................................12-9 SELECTING DUAL BAND MODE/ SINGLE BAND MODE ..................5-1 KEY BEEP ......................................................................................12-9 SELECTING AN OPERATION BAND .................................................5-1 BEEP VOLUME ...........................................................................12-10 SELECTING A FREQUENCY BAND ...................................................5-2 BATTERY SAVER .........................................................................12-10 SELECTING THE DEMODULATION MODE .......................................5-2 AUTO POWER OFF (APO) ............................................................12-10 SELECTING A FREQUENCY .............................................................5-2 BATTERY LEVEL ..........................................................................12-10 ADJUSTING THE SQUELCH .............................................................5-3 PROGRAMMABLE FUNCTION KEYS ............................................12-11 TRANSMITTING ..............................................................................5-3 KEY LOCK ....................................................................................12-12 MONITOR ........................................................................................5-3 VOLUME LOCK ............................................................................12-12 FUNCTION SELECT MODE ...............................................................5-3 DISPLAY UNIT .............................................................................12-12 6 MENU MODE .......................................................6-1 OUTPUT DESTINATION INTERFACE (USB/Bluetooth) .................12-13 MENU ACCESS ................................................................................6-1 SELECTING A LANGUAGE ...........................................................12-14 CHARACTER ENTRY ........................................................................6-1 VERIFYING THE FIRMWARE VERSION ........................................12-14 MENU CONFIGURATION ..................................................................6-2 TRANSCEIVER RESET .................................................................12-14 7 OPERATING THROUGH FM REPEATERS .......................7-1 13 GPS .............................................................. 13-1 REPEATER ACCESS .........................................................................7-1 BUILT-IN GPS FUNCTION ON/ OFF ................................................13-1 TRANSMITTING A 1750 Hz TONE ...................................................7-3 SETTING MY POSITION DATA .......................................................13-1 REVERSE FUNCTION .......................................................................7-3 MARK FUNCTION ..........................................................................13-4 8 MEMORY CHANNEL ..............................................8-1 POSITION MEMORY LIST .............................................................13-4 SIMPLEX & REPEATER OR ODD-SPLIT MEMORY CHANNEL? .......8-1 TARGET POINT ..............................................................................13-6 MEMORY CHANNEL LIST ...............................................................8-1 TRACK LOG ...................................................................................13-6 RECALLING A MEMORY CHANNEL .................................................8-2 14 APRS® ........................................................... 14-1 EDITING MEMORY CHANNEL .........................................................8-3 BASIC SETTINGS ...........................................................................14-1 CALL CHANNEL MEMORY (SIMPLEX) ............................................8-4 POSITION COMMENT ....................................................................14-3 CALL CHANNEL MEMORY (ODD-SPLIT) .........................................8-4 STATUS TEXT ................................................................................14-3 CALL CHANNEL LIST ......................................................................8-4 STATION LIST ................................................................................14-5 MEMORY GROUP ............................................................................8-4 APRS MESSAGE FUNCTIONS ........................................................14-9 MEMORY SHIFT .............................................................................8-5 PROGRAMMING A PACKET PATH ...............................................14-11 9 SCAN ................................................................9-1 SETTING INTERNAL TNC ............................................................14-12 SELECTING A SCAN RESUME METHOD ..........................................9-1 APRS LOCK .................................................................................14-13 BAND SCAN .....................................................................................9-1 SETTING TX BEACON ..................................................................14-13 PROGRAM SCAN .............................................................................9-2 SETTING BEACON INFORMATION ...............................................14-14 MHz SCAN .......................................................................................9-2 OBJECT FUNCTIONS ...................................................................14-15 MEMORY SCAN ...............................................................................9-2 QSY FUNCTION ...........................................................................14-16