ContentsIntroduction ...................................................... 1Specifications .................................................... 2Accessories & Options ..................................... 3Supplied Accessories ..................................... 3Optional Accessories ...................................... 3Installation ........................................................ 4Preliminary Inspection ................................... 4Installation Tips .............................................. 4Safety Information ......................................... 5Antenna Considerations ................................. 6Mobile Installation ......................................... 8Transceiver Installation .............................. 8Mobile Power Connections ........................ 9Mobile Speakers ........................................ 9Base Station Installation .............................. 10AC Power Supplies .................................. 10Packet Radio Terminal Node Controller . 10Front Panel Controls & Switches ................. 12LCD .................................................................. 16Rear Panel Connections ................................ 17MH-48A6J Microphone ................................... 18MH-42B6JS Microphone .................................. 19Basic Operation .............................................. 20Turning the Transceiver On and Off ........... 20Adjusting the Squelch Setting ..................... 20Selecting the Operating Band ...................... 20Selecting the Frequency Band ..................... 21Frequency Navigation .................................. 22Tuning Dial .............................................. 22Direct Keypad Frequency Entry .............. 22Scannig .................................................... 22Transmission ................................................ 23Changing the Transmitter Power Level ... 23Advanced Operation ...................................... 24Lock Feature ................................................. 24Keyboard Beeper .......................................... 24Channel Step Selection ................................ 24Display Brightness ....................................... 25Band Linking ............................................... 25Audio Muting ............................................... 26RF Squelch ................................................... 26Repeater Operation ........................................ 27Repeater Shifts ............................................. 27Automatic Repeater Shift (ARS) ................. 27Manual Repeater Shift Activation ............... 28Changing the Default Repeater Shift ...... 28CTCSS/DCS Operation ................................. 29CTCSS Operation ........................................ 29DCS Operation ............................................. 30Tone Search Scanning ................................. 31Memory Operation ........................................ 32Regular Memory Channel Operation ........... 32Memory Storage ....................................... 32Memory Recall ......................................... 34Memory Offset Tuning ............................ 34Deleting Memories .................................. 34HOME Channel Memory ........................ 35Memory Only Mode ................................ 35Hyper Memory Mode ................................... 36Hyper Memory Storage ............................ 36Hyper Memory Recall .............................. 36Scanning .......................................................... 37Setting the Scan-Resume Technique ........... 37VFO Scanning .............................................. 38Memory Scanning ........................................ 39How to Skip (Omit) a ChannelDuring Memory Scan Operation .... 39Preferential Memory Scan ....................... 40Programmable (Band Limit) Memory Scan .. 41“Priority Channel” Scanning (Dual Watch) .. 42Smart Search .................................................. 43ARTSTM: Auto Range Transponder System .... 44Basic ARTS Setup and Operation ............... 44CW Identifier Setup ..................................... 45DTMF Autodialer Operation ........................ 46Internet Connection Feature ......................... 48Miscellaneous Settings ................................... 50Time-Out Timer ........................................... 50Automatic Power Off ................................... 50Programming the Key Assignment .............. 51FM Bandwith & MIC Gain Control ............ 52DCS Code Inversionm ................................. 53Cross Band Repeater Operation .................. 54Reset Procedure .............................................. 55Cloning ............................................................ 56Menu (“Set”) Mode ........................................ 58