Kenwood NX-300 Service Manual

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

NX-30054ADJUSTMENTItemCondition Measurement Adjustment Specifi cations /RemarksPanel tuning mode PC test mode Test-equipment Unit Terminal Unit Parts Method(K2,K4) Sensitivity adjust2. Sensitivity 1adjust(K2,K4)1) Adj item: [SENS1]Adjust: [✳✳✳]2) Adj item:[L SENS1]→[L’ SENS1]→[L’ SENS1]→[C SENS1]→[H’ SENS1]Adjust: [✳✳✳]Press [ ] key to storethe adjustment value.1) Adj item:[Sensitivity 1]2) Adj item: [Low],[Low’], [Center],[High’]Press [Apply All]button to store theadjustment value.SSGAF VTVMOscilloscopePanel ANTUniversalconnectorPanel [Paneltuningmode][ ],[ ][PC testmode][ ],[ ]Write the value asfollowings[L SENS1] / [Low]: 100[L’ SENS1] / [Low’]: 115[C SENS1] / [Center]: 128[H’ SENS1] / [High’]: 1423) Adj item: [H SENS1]Adjust: [✳✳✳]3) Adj item: [High] Increase the adjust-ment value from 1to get 12dB SINAD.Caution:Perform the step 3 adjustments of “3. Sensi-tivity 2 adjust (K2,K4)” before performing the[H SENS1] adjustment.SSG output:–119dBm (0.25μV)(MOD: 1kHz/±1.5kHz)Press [ ] key to storethe adjustment value.SSG output:–119dBm (0.25μV)(MOD: 1kHz/±1.5kHz)Press [Apply All]button to store theadjustment value.3. Sensitivity 2adjust(K2,K4)1) Adj item: [SENS2]Adjust: [✳✳✳]2) Adj item:[L SENS2]→[L’ SENS2]→[C SENS2]→[H’ SENS2]Adjust: [✳✳✳]SSG output:–119dBm (0.25μV)(MOD: 1kHz/±1.5kHz)Press [ ] key to storethe adjustment value.1) Adj item:[Sensitivity 2]2) Adj item: [Low],[Low’], [Center],[High’]SSG output:–119dBm (0.25μV)(MOD: 1kHz/±1.5kHz)Press [Apply All]button to store theadjustment value.Decrease theadjustment valuefrom 256 to get12dB SINAD.3) Adj item: [H SENS2]Adjust: [✳✳✳]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]: 2564. RSSIreferenceadjust *5[AnalogNarrow]1) Adj item: [An RRSSI]Adjust: [✳✳✳]2) Adj item: [AnL RRSSI]→[AnL’ RRSSI]→[AnC RRSSI]→[AnH’ RRSSI]→[AnH RRSSI]Adjust: [✳✳✳]SSG output: 12dBSINAD level –3dB(MOD: 1kHz/±1.5kHz)1) Adj item:[RSSI Reference(Analog Narrow)]2) Adj item: [Low],[Low’], [Center],[High’], [High]SSG output: 12dBSINAD level –3dB(MOD: 1kHz/±1.5kHz)SSGDistortionmeterOscilloscope[Panel tuning mode]After input signalfrom SSG, press[ ] key to store theadjustment value.[PC test mode]After input signalfrom SSG, press[Apply] button tostore the adjust-ment value.[AnalogWide]1) Adj item: [Aw RRSSI]Adjust: [✳✳✳]2) Adj item: [AwL RRSSI]→[AwL’ RRSSI]→[AwC RRSSI]→[AwH’ RRSSI]→[AwH RRSSI]Adjust: [✳✳✳]SSG output: 12dBSINAD level –3dB(MOD: 1kHz/±3kHz)1) Adj item:[RSSI Reference(Analog Wide)]2) Adj item: [Low],[Low’], [Center],[High’], [High]SSG output: 12dBSINAD level –3dB(MOD: 1kHz/±3kHz)