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TABLE OF CONTENTS
IMPORTANT .............................................................. i
EXPLICIT DEFINITIONS ........................................... i
PRECAUTIONS ........................................................ i
SUPPLIED ACCESSORIES ...................................... i
1 TABLE OF CONTENTS ....................................... 1
2 PANEL DESCRIPTION ................................... 2–6
■ Front panel ........................................................ 2
■ Function display ................................................ 5
■ Rear panel ......................................................... 6
3 INSTALLATION AND CONNECTIONS ......... 7–10
■ Grounding .......................................................... 7
■ Receiver stand .................................................. 7
■ Optional bracket and carrying handle ................ 7
■ Connections ...................................................... 8
■ Antenna connection ........................................... 9
■ Tape recorder connections ................................ 9
■ Transceive function ........................................... 9
■ FSK and AFSK (SSTV) connections ............... 10
■ Connecting to a PC ......................................... 10
4 FREQUENCY SETTING .............................. 11–13
■ Read me first ................................................... 11
■ Using the keypad ............................................. 11
■ Frequency setting ............................................ 12
■ Dial lock function ............................................. 13
5 RECEIVE FUNCTIONS ............................... 14–20
■ Mode selection ................................................ 14
■ Squelch and RF gain ....................................... 14
■ Twin PBT operation ......................................... 15
■ Noise blanker .................................................. 15
■ Preamp ............................................................ 16
■ Attenuator ........................................................ 16
■ AGC time constant .......................................... 16
■ Antenna selection ............................................ 16
■ CW reverse mode ........................................... 17
■ CW pitch control .............................................. 17
■ RTTY reverse mode ........................................ 17
■ Filter selection ................................................. 18
■ Filter set mode ................................................. 19
■ Optional noise reduction function .................... 20
■ Optional auto notch function ............................ 20
6 MEMORY OPERATION ............................... 21 – 24
■ Memory channels ............................................ 21
■ Memory channel selection ............................... 21
■ Memory channel programming ........................ 22
■ Frequency transferring .................................... 23
■ Memory names ................................................ 24
■ Memory clearing .............................................. 24
7 SCANS ........................................................ 25–27
■ Scan types ....................................................... 25
■ Preparation ...................................................... 25
■ Programmed scan operation ........................... 26
■ Memory/select memory scan operation .......... 26
■ Setting select memory channels ..................... 26
■ Priority watch operation ................................... 27
■ Auto memory write scan operation .................. 27
8 CLOCK AND TIMERS ................................. 28 – 29
■ Setting the current time ................................... 28
■ Setting power-on time ..................................... 28
■ Setting power-off time ...................................... 29
■ Setting sleep timer period ................................ 29
9 SET MODE .................................................. 30–33
■ Set mode description ....................................... 30
10 OPTION INSTALLATIONS ....................... 34 – 35
■ Opening the receiver’s case ............................ 34
■ CR-282 HIGH STABILITY CRYSTAL UNIT .......... 34
■ UT-102 VOICE SYNTHESIZER UNIT .................. 34
■ UT-106 DSP UNIT ............................................. 35
■ Optional IF filters ............................................. 35
11 MAINTENANCE ........................................ 36–37
■ Troubleshooting ............................................... 36
■ Resetting the CPU ........................................... 36
■ Fuse replacement ............................................ 37
■ Clock backup battery replacement .................. 37
12 SPECIFICATIONS ........................................... 38
13 OPTIONS ......................................................... 39
14 CONTROL COMMAND ............................ 40 – 43
■ Remote jack (CI-V) information ....................... 40
