
iii
TABLE OF CONTENTS
IMPORTANT ....................................................................................... i
EXPLICIT DEFINITIONS .................................................................... i
PRECAUTION .................................................................................... i
ABOUT APCO PROJECT 25 ............................................................. ii
TABLE OF CONTENTS .................................................................... iii
1 PANEL DESCRIPTION .............................................................. 1–7
■Front panel .................................................................................. 1
■Function display .......................................................................... 2
■Programmable function keys ...................................................... 3
2 BASIC OPERATION ................................................................ 8–13
■Turning power ON ....................................................................... 8
■Channel selection ....................................................................... 8
■Call procedure ............................................................................ 9
■Receiving and transmitting ......................................................... 9
DTransmitting notes .................................................................. 10
DTX code channel selection ..................................................... 10
DTX code number edit .............................................................. 11
DIndividual ID code selection.................................................... 12
DTalkgroup ID code selection ................................................... 12
DDTMF transmission ................................................................ 12
■User set mode .......................................................................... 13
■Scrambler function .................................................................... 13
3 BIIS OPERATION ................................................................... 14–24
■Default setting ........................................................................... 14
■Receiving a call ......................................................................... 14
DIndividual call.......................................................................... 14
DGroup call ............................................................................... 15
DDisplaying the received call record......................................... 15
■Transmitting a call ..................................................................... 16
DUsing call memory.................................................................. 16
DCalling back from the queue channel ..................................... 16
DDirect code entry .................................................................... 17
■Receiving a message ............................................................... 18
DReceiving a status message .................................................. 18
DReceiving an SDM (Short Data Message) ............................. 18
DReceived message selection.................................................. 19
■Transmitting a status ................................................................. 20
DGeneral................................................................................... 20
DTransmitting a status .............................................................. 20
■Transmitting an SDM (Short Data Message) ............................. 21
DGeneral................................................................................... 21
DTransmitting an SDM.............................................................. 21
DProgramming an SDM memory.............................................. 22
■Position data transmission ........................................................ 23
■Printer connection ..................................................................... 23
■Digital ANI ................................................................................. 23
■Auto emergency transmission ................................................... 23
■Stun function ............................................................................. 24
■BIIS indication ........................................................................... 24
■Priority A channel selection ....................................................... 24
■Horn output ............................................................................... 24
4 CONNECTION AND MAINTENANCE ................................... 25–29
■Rear panel connection .............................................................. 25
■Supplied Accessories ................................................................ 26
■Mounting the transceiver ........................................................... 27
■Optional UT-111 installation ...................................................... 27
■Optional UT-109 or UT-110 installation ..................................... 28
■Optional OPC-617 installation ................................................... 28
■Antenna...................................................................................... 29
■Fuse replacement ..................................................................... 29
■Cleaning .................................................................................... 29
■Options ..................................................................................... 29
5 SAFETY TRAINING INFORMATION ........................................... 30
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