Icom IC-F5121D Service Manual

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Contents

Icom IC-F5121D Service Manual Manual pdf 15 page image

6 - 1SECTION 6. ADJUSTMENT PROCEDURE¤ CONNECTION¤ JIG CABLE6-1 PREPARATIONEQUIPMENT GRADE AND RANGE EQUIPMENT GRADE AND RANGECloning Software CS-F3100D/F5120D : Revision 1.0 or later JIG Cable Modified OPC-1122U (see the illust below)DC Power SupplyOutput voltageCurrent capacity: 13.6 V DC except [EUR]13.2 V DC [EUR]: More than 20 AAttenuatorPower attenuationCapacity: 50 or 60 dB: 30 W [25 W ver.]60 W [50 W ver.]ModulationAnalyzerFrequency rangeMeasuring range: DC–300 MHz: 0 to ±10 kHz External Speaker Input impedanceCapacity: 4 Ω: 20 W or moreFrequency CounterFrequency rangeFrequency accuracySensitivity: 0.1–300 MHz: ±1 ppm or better: 100 mV or betterStandard SignalGenerator (SSG)Frequency rangeOutput level: 0.1–300 MHz: 0.1 μV to 32 mV(–127 to –17 dBm)RF Power MeterMeasuring rangeFrequency rangeImpedanceSWR: 0.1–30 W [25 W ver.]0.1–60 W [50 W ver.]: 100–300 MHz: 50 Ω: Better than 1.2 : 1Oscilloscope Frequency rangMeasuring range: DC–20 MHz: 0.01–20 VAdd a jumper wire hereOPC-1122U+GNDMICPTTGNDGNDSPPTT SWITCH+ −AC MILLIVOLTMETER(10 mV to 10 V)AUDIO GENERATOR(300–3000 Hz/1–500 mV)+ −+−4.7 μFEXT. SPEAKER(5 W/4 Ω)SETTING;Frequency : 1 kHzLevel : 40 mVrmsWaveform : Sine waveModulation analyzer(DC measurable)Attenuator50 dB or 60 dBto the antenna connectorto DC cableStandard signal generator–127 to –17 dBm(0.1 V to 32 mV)CAUTION:DO NOT transmit whileSSG is connected tothe antenna connector.RF power meter30 W [25 W ver.]60 W [50 W ver.]DC power supply13.6 V / 20 A except [EUR]13.2 V / 20 A [EUR]FrequencycounterOscilloscopeAC millivoltmeterAudio generatorto the MICconnectorJIG CABLEto USB portPC