Kenwood NX-300 Service Manual

Also see for NEXEDGE NX-300: Brochure Instruction manual Instruction manual Instruction manual Instruction manual

Contents

NX-300ItemCondition Measurement AdjustmentSpecifications/RemarksTest-equipment Unit Terminal PartsUnit MethodPC test modePanel tuning modeADJUSTMENT421. High poweradjust2. Low poweradjust3. Balanceadjust *21) Adj item:[HIPWR]Adjust:[****]2) Adj item:[L HIPWR]→[L’ HIPWR]→[C HIPWR]→[H’ HIPWR]→[H HIPWR]Adjust:[****]PTT : ONPress [ ] key to storethe adjustment value.1) Adj item:[LOPWR]Adjust:[****]2) Adj item:[L LOPWR]→[L’ LOPWR]→[C LOPWR]→[H’ LOPWR]→[H LOPWR]Adjust:[****]PTT : ONPress [ ] key to storethe adjustment value.1) Adj item:[BAL]Adjust:[***]Deviation meterLPF : 3kHzHPF : OFF2) Adj item:[L BAL]→[L’ BAL]→[C BAL]→[H’ BAL]→[H BAL]Adjust:[***]PTT : ONPress [ ] key to storethe adjustment value.1) Adj item: [HighTransmit Power]2) Adj item:[Low][Low’][Center][High’][High]PTT : Press [Transmit]button.Press [Apply All] button tostore the adjustment value.1) Adj item:[Low Transmit Power]2) Adj item:[Low][Low’][Center][High’][High]PTT : Press [Transmit]button.Press [Apply All] button tostore the adjustment value.1) Adj item:[Balance]Deviation meterLPF : 3kHzHPF : OFF2) Adj item:[Low][Low’][Center][High’][High]PTT : Press [Transmit]button.Press [Apply All] button tostore the adjustment value.PowermeterAmmeterDeviationmeterOscilloscopePanel ANT Panel 5.0W0.8WThe sub LCD displayshows the single tonefrequency that DSPgenerates. The tonefrequency is alternatelyswitched to 20Hz and2kHz by pressing[Side1] key on thefront panel or checking[2000Hz Sine Wave]check box on the PCwindow whiletransmitting. Changethe adjustment valueto get same deviationat 20Hz and 2kHzwithin the limit of thespecified voltage.± 0.2W2.3A or less[PC test mode]Press [Apply All]button to store theadjustment valueafter alladjustment pointwas adjusted.± 0.1W1.2A or less[PC test mode]Press [Apply All]button to store theadjustment valueafter alladjustment pointwas adjusted.2kHz Tonedeviation is within± 1.0% of 20Hztone deviation.[PC test mode]Press [Apply All]button to store theadjustment valueafter alladjustment pointwas adjusted.[Paneltuningmode][ ],[ ][PC testmode][ ],[ ]Transmitter Section*2: Refer to the “Mode, Signaling, Necessary adjustment and order” table on page 46.