(No.RA070)1-414.7 Common SectionNote: "Adj points" are described by abbreviation as "8" for 800M and "9" for 900M.Item Condition Measurement Adjustment Specifications/Remarks: PC tuning mode: Panel tuning modeUnit Parts Method1. Setting 1) DC voltage:7.5V2) SSG standard modulation[Wide 5k] MOD:1kHzDEV:3kHz[Wide 4k] MOD:1kHzDEV:2.4kHz[Narrow] MOD:1kHzDEV:1.5kHz2. LCDContrast1) Adj item: [LCD Contrast][+], [-] Write fixed value "115".Press [Apply] button for , or[ ] button for to storethe adjustment value.1) Adj item: [CNTR][], []3. VCO Assist 1) Adj item: [VCO Assist]2) Adj points: 10 points[8TX L], [8TX C], [8TX H],[8RX/TA L], [8RX/TA C],[8RX/TA H], [9TX L], [9TX H],[9RX/TA L], [9RX/TA H][+], [-] [Automatic Adjustment]1) Press [Autotune] button.2) Press [Apply] button to store theadjustment value after theautomatic adjustment hasfinished.3) Verify that the VCO lock voltageis within the specification. [Manual Adjustment]1) Change the adjustment value toget VCO lock voltage within thespecified voltage.2) Press [Apply] button for ,or [ ] button for tostore the adjustment value. afterall adjustment points have beenadjusted.2.5V±0.1V1) Adj item: [AST]2) Adj points: *Same as above[], []Note: Confirm the VCO lock voltage approximately 3 seconds after the adjustment value is changed.4. Frequency 1) Adj item: [Frequency]2) SSG output : -20dBm (22.4mV)(CW (without modulation))SSG [+], [-] Press [Start] button of "AutoTuning". Press [Apply] button tostore the adjustment value afterthe automatic adjustment hasfinished."IF20" value = Within 0±10 digits.The value of "IF20" will becomearound "0" after the adjustmenthas finished.*The Frequency adjustment can beperformed only in PC tuning mode.Caution:Perform the frequency adjustment under the following conditions.• Temperature range of +20C to +33C (+68.0F to +91.4F).(The temperature is displayed on the Frequency adjustment screen of the KPG-D3/D3N and the LCD of thetransceiver.)• Use an accuracy of 0.001ppm for the SSG. (Use a standard oscillator if necessary.)Remark: "Frequency" is adjusted under receiving condition with SSG.5. RTCCorrection1) Adj item: [RTC Correction]FrequencyCounterTest Point(CN412/MAINUNIT)[+], [-] The adjustment value should inputthe display of the FrequencyCounter.Press [Apply] button for , or[ ] button for to storethe adjustment value.1) Adj item: [RTC][], [] |
