Kenwood NXR-800 Service Manual

Also see for NEXEDGE NXR-800: Brochure Instruction manual Instruction manual Instruction manual Instruction manual

Contents

NXR-80041ADJUSTMENTItem ConditionMeasurement AdjustmentSpecifications / RemarksTest-equipment Unit Terminal Unit Parts Method28. CourtesyToneDeviation1) Channel: 3 (Center)Wide/Narrow: Analog WideConnect the deviation meterto the TX ANT end via theATT.Deviation meter settingHPF: OFFLPF: 15kHzDe-emp: OFFDetector: (p-p)/2DeviationmeterRear TX ANT PCADJ±1.00kHz ±0.05kHzConnect the deviation meterto the TX ANT end via theATT.2) Channel: 3 (Center)Wide/Narrow: Analog Narrow±0.50kHz ±0.05kHz29. TDDeviation1) Channel: 3 (Center)Wide/Narrow: Analog WideConnect the deviation meterto the TX ANT end via theATT.Deviation meter settingHPF: OFFLPF: 3kHzDe-emp: OFFDetector: +peak, –peakAG setting: 0.1kHz/0.5Vp-p (177mVrms)DeviationmeterAGDVMRear TX ANTCONTROLI/O jackTD (pin 8)PCADJ±0.75kHz ±0.02kHzConnect the deviation meterto the TX ANT end via theATT.2) Channel: 3 (Center)Wide/Narrow: Analog Narrow±0.75kHz ±0.02kHz30. TransmitAudio Input(TA)1) Channel: 3 (Center)Wide/Narrow: Analog WideConnect the deviation meterto the TX ANT end via theATT.Deviation meter settingHPF: OFFLPF: 15kHzDe-emp: OFFDetector: +peak, –peakAG setting: 1kHz/280mVrmsDeviationmeterAGDVMRear TX ANTCONTROLI/O jack TA(pin 9)PCADJ±3.00kHz ±0.03kHzConnect the deviation meterto the TX ANT end via theATT.2) Channel: 3 (Center)Wide/Narrow: Analog Narrow±1.50kHz ±0.02kHz31. BPF 1) Tracking generatorOutput: –20dBmSpectrum analyzerFrequency: Desired frequencySpan: 50MHzTrackinggeneratorSpectrumanalyzerRearRXRX ANTCN41RX L132L133L134L135Adjust it by the pro-grammed frequencyto look like the wavein figure 1.Refer to Fig. 1. (Page 34)32 MCF 1) WideTracking generatorOutput: –20dBmSpectrum analyzerFrequency: 49.95MHzSpan: 100kHzTrackinggeneratorSpectrumanalyzerRearRXCN46CN47RX L74L90Adjust it to look likethe wave in figure 2.Refer to Fig. 2. (Page 34)2) NarrowSpectrum analyzerSpan: 50kHzL75L91Adjust it to look likethe wave in figure 3.Refer to Fig. 3. (Page 34)