Icom COMMUNICATIONS RECEIVER IC-R3 Instruction Manual
Also see for COMMUNICATIONS RECEIVER IC-R3: Service manualBrochure & specsService manual
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93FREQUENCY AND CHANNEL SETTING Selecting a memory channelq Push [V/M] to select memorymode.• “X” or “M:” appears when a mem-ory channel is selected.w Rotate [DIAL] to change the indi-cated memory channel.• Only programmed memory chan-nels can be selected.• Rotate [DIAL] while pushing [FUNC]to change the memory bank. Lock functionThe lock function prevents accidental frequency changes andaccidental function access.➥ Push [FUNC] + [MODE] for 2 sec. to toggle the lock func-tion ON and OFF.• [POWER], [↕ (VOL)] and [SQL] canstill be accessed while the lock func-tion is ON (default).• Accessible switches can be set to 1of 4 groups in set mode. See p. 42for details. Attenuator functionThe attenuator prevents a desired signal from distorting whenvery strong signals are near the desired frequency or whenvery strong electric fields, such as from a broadcasting sta-tion, are near your location.The receiver has 4 attenuation levels for various operatingconditions. The attenuator functions when the operating fre-quency is 1149.995 MHz or below.q Push [FUNC] + [(SQL) ATT] to enter the attenuator settingcondition.w Rotate [DIAL] to set the attenuation level 1–4 or turn theattenuator function OFF.• “ATT1” – “ATT4” appears in the color LCD when the color LCD isON; “ATT” appears in the sub display when the color LCD is OFF.e Push [(SQL) ATT] to exit the attenuator setting condition.FMATTS1 3 5 7 9VOLFM ATT4145.000.000TS 15.0Shows when the attenuatoris in use.Shows when the attenuator(level 4) is in use.FMPFMP[DIAL] changes thememory channel.While pushing [FUNC],[DIAL] changes thememory bank.FM“ L ” appears when thelock function is in use. |
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