Icom Ic-2820H Service Manual

Also see for IC-2820H: Instruction manual Service manual Basic operations Service manual Instruction manual

Contents

Icom Ic-2820H Service Manual Manual pdf 22 page image

5 - 6ADJUSTMENT ITEM ADJUSTMENT CONDITIONS OPERATION VALUESENSITIVITY Connect a Standard Signal Generator to the antenna connector (J1).118.020 MHz (Left Band)[L LT1]1 • Set the SSG as;Frequency : 118.020 MHzPush the right band’s[MAIN•BAND] key.(Automaticadjustment)(Right Band)[R LT1]2127.020 MHz (Left Band)[L MT1]3 • Set the SSG as;Frequency : 127.020 MHz(Right Band)[R MT1]4135.980 MHz (Left Band)[L HT1]5 • Set the SSG as;Frequency : 135.980 MHz(Right Band)[R HT1]6136.020 MHz (Left Band)[L LT2]7 • Set the SSG as;Frequency : 136.020 MHz(Right Band)[R LH2]8146.020 MHz (Left Band)[L MT2]9 • Set the SSG as;Frequency : 146.020 MHz(Right Band)[R MT2]10173.980 MHz (Left Band)[L HT2]11 • Set the SSG as;Frequency : 173.980 MHz(Right Band)[R HT2]12174.020 MHz (Left Band)[L LT3]13 • Set the SSG as;Frequency : 174.020 MHz220.020 MHz (Left Band)[L MT3]14 • Set the SSG as;Frequency : 220.020 MHz250.020 MHz (Left Band)[L HT3]15 • Set the SSG as;Frequency : 250.020 MHz260.020 MHz (Left Band)[L LT4]16 • Set the SSG as;Frequency : 260.020 MHz310.020 MHz (Left Band)[L MT4]17 • Set the SSG as;Frequency : 310.020 MHz360.020 MHz (Left Band)[L HT4]18 • Set the SSG as;Frequency : 360.020 MHz• CONNECTION FOR RECEIVE SENSITIVITY AND RSSI ADJUSTMENTSFuses20 ADC power supply(13.8 V/20 A)⊕−To J1STANDARD SIGNAL GENERATOR(0.1–1 GHz)• For RX SENSITIVITY ADJ.Modulation : 1 kHzDeviation : ±3.5 kHzLevel : 0 dBμIC-2820HBlackRed⊕−¤ SENSITIVITY ADJUSTMENT5-4 RECEIVE ADJUSTMENTS