Kenwood NX-800H Service Manual

Also see for NEXEDGE NX-800 series: Brochure Function reference Instruction manual Instruction manual Specifications

NX-800/800H51ADJUSTMENTItemCondition Measurement Adjustment Specifications /RemarksPanel test mode PC test mode Test-equipment Unit Terminal Unit Parts Method5. Sensitivitycheck1) CH-Sig : 1-1SSG outputWide:–117dBm (0.32μV)(MOD: 1kHz/±3kHz)Narrow:–117dBm (0.32μV)(MOD: 1kHz,Dev: ±1.5kHz)1) Test ChannelChannel: 1Test SignalingMode: AnalogSignaling: 1SSG outputWide:–117dBm (0.32μV)(MOD: 1kHz/±3kHz)Narrow:–117dBm (0.32μV)(MOD: 1kHz,Dev : ±1.5kHz)SSGAF VTVMOscilloscopeDistortionmeterANTEXT SPconnec-torCheck 12dB SINAD ormoreCommon SectionItemCondition Measurement Adjustment Specifications /RemarksPanel test mode PC test mode Test-equipment Unit Terminal Unit Parts Method1. Setting 1) DC voltage: 13.6V2) SSG standard modulation[Wide] MOD: 1kHz, DEV: 3kHz[Narrow] MOD: 1kHz, DEV: 1.5kHz2. LCDcontrast1) Adj item: [CNTR]Adjust: [✳✳✳]Press [ ] key to storethe adjustment value.1) Adj item:[LCD Contrast]Press [Apply]button to store theadjustment value.[Paneltuningmode][ ],[ ][PC testmode][ ],[ ]Adjust the LCDcontrast by looking.After replacing theLCD align contrast.3. ReceiveAssist1) Adj item: [RAST]Adjust: [✳✳✳]2) Adj item: [L RAST]→[L’ RAST]→[C RAST]→[H’ RAST]→[H RAST]Adjust: [✳✳✳]Press [ ] key to storethe adjustment value.1) Adj item:[Receive Assist]2) Adj item: [Low],[Low’], [Center],[High’], [High]Press [Apply All]button to store theadjustment value.The sub LCD displayand [V] indicatoron the PC windowshows VCO lockvoltage. Change theadjustment valueto get VCO lockvoltage within thelimit of the speci-fi ed voltage.Note:Confi rm the VCOlock voltage approxi-mately 3 secondsafter the adjustmentvalue is changed.3.0V±0.1V[PC test mode]Press [Apply All]button to store theadjustment valueafter all adjustmentpoint was adjusted.TransmitAssist1) Adj item: [TAST]Adjust: [✳✳✳]2) Adj item: [L TAST]→[L’ TAST]→[C TAST]→[H’ TAST]→[H TAST]Adjust: [✳✳✳]PTT : ONPress [ ] key to storethe adjustment value.1) Adj item:[Transmit Assist]2) Adj item: [Low],[Low’], [Center],[High’], [High]PTT: Press[Transmit] button.Press [Apply All]button to store theadjustment value.4. RTCoscillationfrequencyadjust1) Adj item: [RTC]Adjust: [✳✳✳]1) Adj item: [RTC(Real-time clock)][ ] [Panel tuning mode]Press [ ] key. Afterautomatic adjust-ment adjusted valueis displayed on LCD.Press [ ] key tostore the adjust-ment value.[PC test mode]Press [Start] buttonof “Auto Tuning”.Press [Apply] buttonto store the adjust-ment value after theautomatic adjust-ment was fi nished.Adjustment of thetransceiver’s inter-nal clock.