Icom IC-78, Instruction Manual, Page: 3 / 48

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TABLE OF CONTENTS
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IMPORTANT .............................................................. i
EXPLICIT DEFINITIONS ........................................... i
PRECAUTIONS ........................................................ i
1 TABLE OF CONTENTS ....................................... 1
SUPPLIED ACCESSORIES ..................................... 1
2 PANEL DESCRIPTION ................................... 2 – 7
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Front panel ....................................................... 2
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Function display ............................................... 4
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Rear panel ........................................................ 5
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Microphone (HM-36) ........................................ 7
3 INSTALLATION AND CONNECTIONS ......... 8 – 12
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Unpacking ........................................................ 8
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Selecting a location .......................................... 8
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Grounding ......................................................... 8
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Antenna connection .......................................... 8
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Required connections ....................................... 9
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Power supply connections .............................. 10
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Advanced connections .................................... 11
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External antenna tuners ................................. 12
4 OPERATION ................................................. 13– 27
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Selecting a channel ......................................... 13
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Frequency indication ....................................... 14
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Lock function ................................................... 14
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Scan function................................................... 14
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Basic voice receive and transmit ..................... 15
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Mode selection ................................................ 15
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RF gain and Squelch ....................................... 15
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Functions for transmit ...................................... 16
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Functions for receive ....................................... 19
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Filter selection ................................................. 21
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Filter setting ..................................................... 22
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Functions for CW............................................. 23
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Functions for RTTY ......................................... 25
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Channel comment programming ..................... 27
5 SET MODE ................................................... 28– 33
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General............................................................ 28
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Quick set mode items ...................................... 29
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Initial set mode items....................................... 31
6 EXTRA FEATURES ...................................... 34– 36
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Instruction ........................................................ 34
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VFO operation ................................................. 34
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2-Tone alarm operation ................................... 36
7 INSTALLATION AND CONNECTIONS ........ 37– 38
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Opening the transceiver’s case ...................... 37
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Optional bracket and carrying handle.............. 37
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CR-338
HIGH STABILITY CRYSTAL UNIT
......... 38
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Optional IF filters ............................................ 38
8 MAINTENANCE ........................................... 39– 40
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Troubleshooting .............................................. 39
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Fuse replacement ........................................... 40
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Resetting the CPU .......................................... 40
9 REMOTE JACK INFORMATION .................. 41– 42
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CI-V remote control ......................................... 41
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Data cloning between transceivers ................. 42
10 SPECIFICATIONS ........................................... 43
12 OPTIONS .................................................. 44– 45
SUPPLIED ACCESSORIES
The transceiver comes with the following accessories.
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DC power cable .................................................... 1
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Hand microphone (HM-36) .................................. 1
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Fuse (FGB 20 A; for DC cable) ............................ 1
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Fuse (FGB 4 A; internal use) ............................... 1