vi12 PAGER/CODE SQUELCH ................................................. 92–95■ Pager function ....................................................................... 92■ Code programming ............................................................... 92■ Pager operation .................................................................... 94■ Code squelch ........................................................................ 9513 EXTERNAL DTMF REMOTE ............................................. 96–9714 MENU SCREEN OPERATION ......................................... 98–114■ General ................................................................................. 98■ Menu list ................................................................................ 98■ Item list .................................................................................. 99■ SET MODE items ................................................................ 101■ DV SET MODE items .......................................................... 103■ SCAN items ........................................................................ 105■ DUP/TONE items................................................................. 106■ DISPLAY items ................................................................... 107■ SOUND items ..................................................................... 109■ DV GPS items ..................................................................... 110■ PACKET items ..................................................................... 111■ GPS SET MODE items ........................................................ 111■ GPS-A SET MODE items .................................................... 11315 OTHER FUNCTIONS ..................................................... 115–124■ Microphone keys ................................................................. 115■ All reset ............................................................................... 116■ Partial reset ......................................................................... 116■ Data cloning ........................................................................ 117■ Auto power OFF .................................................................. 118■ Time-out timer ..................................................................... 118■ Packet operation ................................................................. 119■ Weather channel operation (USA version only) .................. 12316 GPS/GPS-A OPERATION .............................................. 125–132■ GPS operation .................................................................... 125■ GPS-A operation ................................................................. 13217 MAINTENANCE ............................................................. 133–135■ Troubleshooting .................................................................. 133■ Fuse replacement ............................................................... 134■ Optional UT-123 installation ................................................ 13518 SPECIFICATIONS AND OPTIONS ................................ 136–138■ Specifications ...................................................................... 136■ Options ................................................................................ 13712345678910111213141516171819