Kenwood NX-300 Service Manual

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

NX-30053ADJUSTMENTReceiver SectionItemCondition Measurement Adjustment Specifications /RemarksPanel tuning mode PC test mode Test-equipment Unit Terminal Unit Parts Method1. AF levelsetting[Panel test mode]1) CH-Sig: 1-1SSG output:–47dBm (1mV)(MOD: 1kHz/±1.5kHz)Wide/Narrow: NarrowBeat Shift: UncheckCompander: Uncheck1) Test ChannelChannel: 1Test SignalingMode: AnalogSignaling: 1Wide/Narrow: NarrowBeat Shift: UncheckCompander: UncheckSSG output:–47dBm (1mV)(MOD: 1kHz/±1.5kHz)SSGDVMAF VTVMDummyloadPanel ANTUniversalconnectorPanel VolumeknobTurn the Volumeknob to obtain0.63V AF output.0.63V±0.1V(K,K3) Sensitivity adjust2. Sensitivity 1adjust(K,K3)1) Adj item: [SENS1]Adjust: [✳✳✳]2) Adj item:[L SENS1]→[L’ SENS1]→[C SENS1]→[H’ SENS1]→[H SENS1]Adjust: [✳✳✳]Press [ ] key to storethe adjustment value.1) Adj item:[Sensitivity 1]2) Adj item: [Low],[Low’], [Center],[High’], [High]Press [Apply All]button to store theadjustment value.SSGAF VTVMOscilloscopePanel ANTUniversalconnectorPanel [Paneltuningmode][ ],[ ][PC testmode][ ],[ ]Write the value asfollowings[L SENS1] / [Low]: 120[L’ SENS1] / [Low’]: 135[C SENS1] / [Center]: 145[H’ SENS1] / [High’]: 160[H SENS1] / [High]: 1733. Sensitivity 2adjust(K,K3)1) Adj item: [SENS2]Adjust: [✳✳✳]2) Adj item:[L SENS2]→[L’ SENS2]→[C SENS2]→[H’ SENS2]Adjust: [✳✳✳]SSG output:–90dBm (7.08μV)(MOD: 1kHz/±1.5kHz)Press [ ] key to storethe adjustment value.1) Adj item:[Sensitivity 2]2) Adj item: [Low],[Low’], [Center],[High’]SSG output:–90dBm (7.08μV)(MOD: 1kHz/±1.5kHz)Press [Apply All]button to store theadjustment value.(The RSSI level isshown on the subLCD display and PCwindow.)1. Change the ad-justment value toget the maximumRSSI level.2. Increase theadjustment valueto seek “NX-300ADJ Point” ofRSSI level.(Refer to right.)Adjustment valueNX-300Adj PointThe value of thesub LCD display1 2563) Adj item: [H SENS2]Adjust: [✳✳✳]SSG output:Press [ ] key to storethe adjustment value.3) Adj item: [High]Press [Apply All]button to store theadjustment value.Write the value asfollowings.[H SENS2]/[High]: 245Mode Signaling Necessary adjustment and orderWide Narrow Very NarrowNXDNAudio - Step1. Balance adjustStep2. Maximum Deviation (NXDN Narrow)Step1. Balance adjustStep2. Maximum Deviation (NXDN Very Narrow)CWID - -Step1. Balance adjustStep2. Maximum Deviation (Analog Narrow)Step3. CWID Deviation (NXDN Very Narrow)• Balance is common with all the above deviation adjustments. If Balance (Transmitter Section 3) has already adjusted, please skip Step1 and adjust fromStep2.• Maximum Deviation (Analog Wide/Narrow) is common with all the analog signaling deviations and CWID Deviation (NXDN Very Narrow). If Balance andMaximum Deviation (Analog Wide/Narrow) (Transmitter Section 5) have already adjusted, please skip Step2 and adjust from Step3.