iiDO NOT place unit in a non-secure place to avoid inad-vertent use by children.DO NOT push the PTT when not actually desiring to trans-mit..AVOID using or placing the transceiver in direct sunlight orin areas with temperatures below –30°C (–22°F) or above+60°C (+140°F).AVOID placing the transceiver in excessively dusty envi-ronments.AVOID placing the transceiver against walls. This will ob-struct heat dissipation.AVOID the use of chemical agents such as benzine or al-cohol when cleaning, as they damage the transceiver sur-faces.BE CAREFUL! The transceiver will become hot whenoperating continuously for long periods.TABLE OF CONTENTSFOREWORD ........................................................................................... iEXPLICIT DEFINITIONS ......................................................................... iCAUTIONS .............................................................................................. iTABLE OF CONTENTS .......................................................................... ii1 PANEL DESCRIPTION ............................................................... 1 – 3 Panel description ............................................................................. 1 – 2 Function display .................................................................................... 32 BASIC OPERATION ................................................................... 4 – 5 Power ON ............................................................................................. 4 Channel selection .................................................................................. 4 Squelch function .................................................................................... 5 Side tone function.................................................................................. 5 LCD backlight control ............................................................................ 5 Dial select function ................................................................................ 53 SCAN OPERATION ................................................................... 6 – 7 Scan operation ..................................................................................... 6 On-hook scan ....................................................................................... 7 Dualwatch ............................................................................................. 74 MEMORY PROGRAMMING ...................................................... 8 – 9 Programming a memory channel .......................................................... 8 Memory names...................................................................................... 95 OTHER FUNCTIONS ............................................................... 10-11 Initial set mode ............................................................................... 10-116 CONNECTION AND INSTALLATION .................................... 12 – 13 Rear panel and connections ............................................................... 12 Mounting ............................................................................................. 13 Supplied accessories........................................................................... 137 CLONING ...................................................................................... 148 SPECIFICATIONS ............................................................. 15-169 OPC-871 HEADSET ADAPTER......................................... 17-18 OPC-871 Headset adapter .................................................................. 1710 OPTIONS ................................................................................ 19