Kenwood NX-320 Series Service Manual

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NX-32045ADJUSTMENT (K TYPE)Transmitter SectionItemCondition Measurement Adjustment Specifications /RemarksPanel tuning mode PC test mode Test-equipment Unit Terminal Unit Parts Method1. Highpower(Batt: 7.5V)1) Adj item: [HPWR]Adjust: [✳✳✳✳.]2) Adj item: [H.PWR_]→[H.P.WR_]→[H.P.W.R_]→[H.P.W.R._]→[H.P.W.R._.]Adjust: [✳✳✳✳.]PTT: ONPress [B] key tostore the adjust-ment value.1) Adj item: [HighTransmit Power]2) Adj item: [Low],[Low’], [Center],[High’], [High]PTT: Press[Transmit] button.Press [Apply All]button to store theadjustment value.Power meterAmmeterPanel ANT Panel [Paneltuningmode]Selector[PC testmode][ ],[ ]5.0W ±0.1W2.1A or less[PC test mode]Press [Apply All]button to store theadjustment valueafter all adjustmentpoints have beenadjusted.2. Lowpower(Batt: 7.5V)1) Adj item: [LPWR]Adjust: [✳✳✳✳.]2) Adj item: [L.PWR_]→[L.P.WR_]→[L.P.W.R_]→[L.P.W.R._]→[L.P.W.R._.]Adjust: [✳✳✳✳.]PTT: ONPress [B] key tostore the adjust-ment value.1) Adj item: [LowTransmit Power]2) Adj item: [Low],[Low’], [Center],[High’], [High]PTT: Press[Transmit] button.Press [Apply All]button to store theadjustment value.1.0W ±0.05W1.1A or less[PC test mode]Press [Apply All]button to store theadjustment valueafter all adjustmentpoints have beenadjusted.3. Balance *2 1) Adj item: [BAL]Adjust: [✳✳✳✳.]Deviation meterLPF: 3kHzHPF: OFF2) Adj item: [B.AL_ _]→[B.A.L_ _]→[B.A.L._ _]→[B.A.L._._]→[B.A.L._._.]Adjust: [✳✳✳✳.]PTT: ONPress [B] key tostore the adjust-ment value.[Side1] key: Presswhile transmittingto change 20Hz and2kHz.20Hz: “–” not appears2kHz: “–” appears1) Adj item: [Balance]Deviation meterLPF: 3kHzHPF: OFF2) Adj item: [Low],[Low’], [Center],[High’], [High]PTT: Press [Trans-mit] button.Press [Apply All]button to store theadjustment value.[2kHz Sine WaveCheck box]: Checkwhile transmittingchange to 2kHz.DeviationmeterOscilloscopePanel ANT Panel [Paneltuningmode]Selector[PC testmode][ ],[ ]The Deviation of20Hz frequency isfi xed. Change the2kHz adjustmentvalue to becomethe same deviationof 20Hz within thespecified range.2kHz Tone deviationis within ±1.0% of20Hz tone devia-tion.[PC test mode]Press [Apply All]button to store theadjustment valueafter all adjustmentpoints have beenadjusted.*2: Refer to the “Necessary Deviation adjustment item for each signaling and mode” table on page 50.Balance adjustment is common with the adjustment of all signaling deviations.4. MaximumDeviation(NXDN) *3[Narrow]1) Adj item: [NDEV]Adjust: [✳✳✳✳.]Deviation meterLPF: 3kHzHPF: OFF2) Adj item: [N.DEV_]→[N.D.EV_]→[N.D.E.V_]→[N.D.E.V._]→[N.D.E.V._.]Adjust: [✳✳✳✳.]PTT: ONPress [B] key tostore the adjust-ment value.1) Adj item: [MaximumDeviation (NXDNNarrow)]Deviation meterLPF: 3kHzHPF: OFF2) Adj item: [Low],[Low’], [Center],[High’], [High]PTT: Press [Trans-mit] button.Press [Apply All]button to store theadjustment value.DeviationmeterOscilloscopePanel ANT Panel [Paneltuningmode]Selector[PC testmode][ ],[ ]3056HzWrite the value asfollowings.513 (Referencevalue)2995~3117Hz[PC test mode]Press [Apply All]button to store theadjustment valueafter all adjustmentpoints have beenadjusted.