Icom IC-T81A Instruction Manual - page 4
iv
IMPORTANT ................................................................................................... ii
EXPLICIT DEFINITIONS ................................................................................ ii
CAUTIONS ..................................................................................................... ii
SUPPLIED ACCESSORIES ........................................................................... iii
TABLE OF CONTENTS ................................................................................. iv
1 ACCESSORY ATTACHMENT ................................................................... 1
2 PANEL DESCRIPTION ......................................................................... 2–5
■ Switches, controls, keys and connectors ............................................... 2
■ Function display ..................................................................................... 4
3 BATTERY PACKS AND CHARGING ................................................... 6–8
■ Battery pack charging ............................................................................ 6
■ Charging precautions ............................................................................. 6
■ About battery packs ............................................................................... 6
■ Charging connections ............................................................................ 7
■ Battery case ........................................................................................... 8
4 BASIC OPERATION ........................................................................... 9–14
■ Power ON .............................................................................................. 9
■ Setting a frequency ................................................................................ 9
■ Setting tuning steps ............................................................................. 10
■ Selecting a memory channel ................................................................ 11
■ Lock function ........................................................................................ 11
■ Receive and transmit ........................................................................... 11
■ FM broadcast reception ....................................................................... 12
■ Air band reception ................................................................................ 12
■ Narrow FM operation ........................................................................... 12
■ RIT/VXOa function ............................................................................... 13
■ Receive mode ...................................................................................... 14
5 REPEATER OPERATION ................................................................. 15–17
■ General ................................................................................................ 15
■ Subaudible tones for repeater use ....................................................... 16
■ Setting an offset frequency .................................................................. 16
■ Auto repeater function ......................................................................... 17
6 MEMORY/CALL PROGRAMMING ................................................... 18–20
■ General ................................................................................................ 18
■ Programming a memory channel ......................................................... 18
TABLE OF CONTENTS
■ Memory editing .................................................................................... 19
■ Memory names .................................................................................... 20
7 DTMF MEMORY ..................................................................................... 21
■ Programming a DTMF code ................................................................ 21
■ Transmitting a DTMF code .................................................................. 21
8 SCAN FUNCTIONS .......................................................................... 22–24
■ Scan types ........................................................................................... 22
■ Full/programmed scan ......................................................................... 23
■ Memory (skip) scan ............................................................................. 23
■ Skip channel setting ............................................................................. 24
■ Scan resume condition ........................................................................ 24
9 SUBAUDIBLE TONE OPERATION .................................................. 25–26
■ Tone squelch ........................................................................................ 25
■ Tone scan ............................................................................................ 26
■ Pocket beep operation ......................................................................... 26
10 OTHER FUNCTIONS ........................................................................ 27–30
■ Help function ........................................................................................ 27
■ Initial set mode ..................................................................................... 27
■ Resetting the CPU ............................................................................... 29
■ Cloning ................................................................................................. 30
11 TROUBLESHOOTING ............................................................................ 31
12 SPECIFICATIONS ................................................................................... 32
13 OPTIONS ................................................................................................ 33
14 MODE ARRANGEMENT .................................................................. 34–35
15 CS-T81 CLONING SOFTWARE (OPTION) ...................................... 36–39
■ Getting started ..................................................................................... 36
■ System requirements ........................................................................... 36
■ Software installation ............................................................................. 36
■ COM port/Call sign setting ................................................................... 37
■ Memory channel list description .......................................................... 37
■ Edit menu ............................................................................................. 38
■ DTMF autodial ..................................................................................... 38
■ Common settings ................................................................................. 39
IC-T81A/E Manual-(1) 01.12.5 6:55 PM Page iv (1,1)