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 modeADJUSTMENT517. RSSI at-80dBmadjust *6[AnalogNarrow][AnalogWide][NXDN VeryNarrow]8. Squelch(Tight)adjust[AnalogNarrow][AnalogWide]1) Adj item:[An HRSSI]Adjust:[***]2) Adj item:[AnL HRSSI]→[AnL’ HRSSI]→[AnC HRSSI]→[AnH’ HRSSI]→[AnH HRSSI]Adjust:[***]SSG output : -80dBm(22.4μV)(MOD:1kHz/± 1.5kHz)1) Adj item:[Aw HRSSI]Adjust:[***]2) Adj item:[AwL HRSSI]→[AwL’ HRSSI]→[AwC HRSSI]→[AwH’ HRSSI]→[AwH HRSSI]Adjust:[***]SSG output : -80dBm(22.4μV)(MOD:1kHz/± 3kHz)1) Adj item:[Nv HRSSI]Adjust:[***]2) Adj item:[NvL HRSSI]→[NvL’ HRSSI]→[NvC HRSSI]→[NvH’ HRSSI]→[NvH HRSSI]Adjust:[***]SSG output : -80dBm(22.4μV)(MOD:1kHz/± 1.5kHz)1) Adj item:[An SQLT]Adjust:[***]2) Adj item:[AnL SQLT]→[AnL’ SQLT]→[AnC SQLT]→[AnH’ SQLT]→[AnH SQLT]Adjust:[***]SSG output :12dB SINAD level +6dB(MOD:1kHz/± 1.5kHz)1) Adj item:[Aw SQLT]Adjust:[***]2) Adj item:[AwL SQLT]→[AwL’ SQLT]→[AwC SQLT]→[AwH’ SQLT]→[AwH SQLT]Adjust:[***]SSG output :12dB SINAD level +6dB(MOD:1kHz/± 3kHz)1) Adj item:[High RSSI(Analog Narrow)]2) Adj item:[Low][Low’][Center][High’][High]SSG output : -80dBm(22.4μV)(MOD:1kHz/± 1.5kHz)1) Adj item:[High RSSI(Analog Wide)]2) Adj item:[Low][Low’][Center][High’][High]SSG output : -80dBm(22.4μV)(MOD:1kHz/±3kHz)1) Adj item:[High RSSI(NXDN Very Narrow)]2) Adj item:[Low][Low’][Center][High’][High]SSG output : -80dBm(22.4μV)(MOD:1kHz/± 1.5kHz)1) Adj item:[TightSquelch (AnalogNarrow)]2) Adj item:[Low][Low’][Center][High’][High]SSG output :12dB SINAD level +6dB(MOD:1kHz/± 1.5kHz)1) Adj item:[TightSquelch (AnalogWide)]2) Adj item:[Low][Low’][Center][High’][High]SSG output :12dB SINAD level +6dB(MOD:1kHz /± 3kHz)SSGAF VTVMOscilloscopePanel ANTUniversalconnector[Panel tuning mode]After input signalfrom SSG, press [ ]key to store theadjustment value.[PC test mode]After input signalfrom SSG, press[Apply] button tostore theadjustment value.*6: The “RSSI at -80dBm adjust” of NXDN Narrow is common with the “RSSI at -80dBm adjust [Analog Narrow]”.