User's Manual

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CONTENTS
GENERAL INFORMATION................................................................................ 4
SUPPLIED ACCESSORIES................................................................................................4
ACCESSORY ATTACHMENTS ......................................................................... 4
INSTALLING THE ANTENNA .........................................................................................4
INSTALLING / REMOVING THE BATTERY PACK ........................................................5
INSTALLING THE BELT CLIP ........................................................................................5
INSTALLING THE JACK COVER...................................................................................5
BATTERY SAFETY............................................................................................ 5
USING THE BATTERY PACK.............................................................................................6
INSTALLING / REMOVING THE BATTERY PACK............................................................6
BATTERY LIFE INDICATOR...............................................................................................6
CONTROL AND CONNECTIONS...................................................................... 7
POWER SWITCH / VOLUME CONTROL...........................................................................7
SYSTEM/GROUP CONTROL.............................................................................................7
TX/BUSY LED INDICATOR ................................................................................................7
LCD (Liquid Crystal Display) ............................................................................................7
H (HOME) KEY....................................................................................................................8
S (SCAN) KEY.....................................................................................................................8
F1 KEY.................................................................................................................................8
F2 KEY.................................................................................................................................8
10 KEY (SC- 580, SC-280 full key model only)................................................................8
PTT SWITCH .......................................................................................................................8
SHIFT (shift/key lock) KEY................................................................................................8
PROGRAMMABLE KEY FUNCTIONS...............................................................................9
ACCESSORY JACK............................................................................................................9
BATTERY PACK..................................................................................................................9
BATTERY LOCK .................................................................................................................9
ADJUST THE LCD CONTRAST.........................................................................................9
BASIC OPERATION ........................................................................................ 10
LTR OPERATION ..............................................................................................................10
CONVENTIONAL OPERATION........................................................................................10
EMERGENCY....................................................................................................................11
OPTION .............................................................................................................................11