Icom IC-F4021T Service Manual

Also see for IC-F4021S: Instruction manual Instruction manual Instruction manual

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Icom IC-F4021T Service Manual Manual pdf 14 page image

SECTION 6 ADJUSTMENT PROCEDURES6-1 PREPARATIONWhen adjusting IC-F4020 series, CS-F3020 CLONING SOFTWARE, CS-F3020 ADJ ADJUSTMENT SOFTWARE (Rev. 1.0 or later),OPC-478/U JIG CABLE (modified OPC-478/U CLONING CABLE; see the page 6-2) and the following test equipments are required.EQUIPMENT GRADE AND RANGE EQUIPMENT GRADE AND RANGEDC power supply Output voltageCurrent capacity: 7.2 V DC: More than 2 A External speaker Input impedanceCapacity: 8 Ω: 1 W or moreFM deviation meter Frequency rangeMeasuring range: DC–600 MHz: 0 to ±10 kHz Attenuator Power attenuationCapacity: 20 or 30 dB: 6 WFrequency counterFrequency rangeFrequency accuracySensitivity: 0.1–600 MHz: ±1 ppm or better: 100 mV or betterStandard signalgenerator (SSG)Frequency rangeOutput level: 0.1–600 MHz: 0.1 μV to 32 mV(–127 to –17 dBm)RF power meterMeasuring rangeFrequency rangeImpedanceSWR: 0.1–6 W: 100–600 MHz: 50 Ω: Better than 1.2 : 1Oscilloscope Frequency rangMeasuring range: DC–20 MHz: 0.01–20 V6 - 1▄ SYSTEM REQUIREMENTS (for the ADJUSTMENT SOFTWARE)• Microsoft® Windows® 98/98SE/Me/2000/XP • RS-232C serial port (D-sub 9 pin) or USB port▄ STARTING SOFTWARE ADJUSTMENTq Connect the transceiver and PC with OPC-478/U JIGCABLE.w Turn the transceiver power ON.e Boot up Windows, and click the program group ‘CS-F3020ADJ’ in the ‘Programs’ folder of the [Start] menu, thenCS-F3020 ADJ’s window appears.r Click ‘Connect’ on the CS-F3020 ADJ’s window, then thewindow shows transceiver’s condition and adjustmentitems as below.t Set or modify adjustment data as specifi ed.▄ BEFORE STARTING SOFTWARE ADJUSTMENTClone the adjustment frequencies and settings into thetransceiver, and set the configuration using the CS-F3020CLONING SOFTWARE before starting the software adjustment.Otherwise, the software adjustment can not be started.CAUTION!: BACK UP the originally programmed memorydata in the transceiver before programming theadjustment frequencies. When program theadjustment frequencies into the transceiver, thetransceiver’s memory data will be overwrittenand lose original memory data at the same time.Microsoft and Windows are registered trademarks of Micro-soft Corporation in the U.S.A. and other countries.▄ ADJUSTMENT SOFTWARE INSTALLATIONq Quit all applications when Windows is running.w Insert the CD into the appropriate CD drive.e Doublelick the “Setup.exe” contained in the ‘CS-F3020ADJ’ folder in the CD drive.r The “Welcome to the InstallShield Wizard for CS-F3020ADJ” will appear. Click [Next>].t The “Choose Destination Location” will appear. Then click[Next>] to install the software to the destination folder. (e.g.C:\Program Files\Icom\CS-F3020 ADJ)y After the installation is completed, the “InstallShield Wiz-ard Complete” will appear. Then click [Finish].u Eject the CD.i Program group ‘CS-F3020 ADJ’ appears in the ‘Programs’folder of the start menu, and ‘CS-F3020 ADJ’ icon ap-pears on the desk top screen.• ADJUSTMENT FREQUENCY LISTCH FREQUENCY (MHz) ADJUSTMENT ITEMLOW BAND HIGH BAND1 400.000 450.000 TX powerMode: Low1: Wide2 470.000 512.000 [USA]520.000 [GEN]TX powerMode: Low1: Wide3 435.000 485.000 TX powerMode: High: Wide4 435.000 485.000 TX powerMode: Low2: Wide5 435.000 485.000 TX powerMode: Low1: Narrow6 435.000 485.000TX powerModeDTCS: Low1: Wide: 0077* 435.000 N/Available TX powerMode: Low1: Middle8 435.000 485.000TX powerModeCTCSS: Low1: Wide: 151.4 Hz*; [EUR] only