Kenwood NX-320 Series Service Manual

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NX-32052ADJUSTMENT (K TYPE)ItemCondition Measurement Adjustment Specifi cations /RemarksPanel tuning mode PC test mode Test-equipment Unit Terminal Unit Parts Method5. OpenSquelch *6(Squelchlevel 5adjust)[AnalogNarrow]1) Adj item: [SQL]Adjust: [✳✳✳.]2) Adj item: [S.QL_ _]→[S.Q.L_ _]→[S.Q.L._ _]→[S.Q.L._._]→[S.Q.L._._.]SSG output: 12dBSINAD level(MOD: 1kHz/±1.5kHz)1) Adj item: [OpenSquelch (AnalogNarrow)]2) Adj item: [Low],[Low’], [Center],[High’], [High]SSG output: 12dBSINAD level(MOD: 1kHz/±1.5kHz)SSG Panel ANTSP/MICconnector[Panel tuning mode]After input signalfrom SSG, press[B] key to store theadjustment value.[PC test mode]After input signalfrom SSG, press[Apply] button tostore the adjust-ment value.“Open Squelch”will not be adjustedcorrectly if MODand Deviation arewrong.Remark:During production,a fi xed value is writ-ten.Narrow: 110 (Fixed)Wide: 110 (Fixed)[AnalogWide1) Adj item: [SQL]Adjust: [✳.✳.✳.]2) Adj item: [S.QL_ _]→[S.Q.L_ _]→[S.Q.L._ _]→[S.Q.L._._]→[S.Q.L._._.]SSG output: 12dBSINAD level(MOD :1kHz/±3kHz)1) Adj item: [OpenSquelch (AnalogWide)]2) Adj item: [Low],[Low’], [Center],[High’], [High]SSG output: 12dBSINAD level(MOD: 1kHz/±3kHz)[NXDNVeryNarrow]1) Adj item: [SQL]Adjust: [✳✳✳]2) Adj item: [S.QL_ _]→[S.Q.L_ _]→[S.Q.L._ _]→[S.Q.L._._]→[S.Q.L._._.]SSG output: 12dBSINAD level for Ana-log Narrow –4dB(MOD: 400Hz/±1.1kHz)1) Adj item: [OpenSquelch (NXDNVery Narrow)]2) Adj item: [Low],[Low’], [Center],[High’], [High]SSG output: 12dBSINAD level for Ana-log Narrow –4dB(MOD: 400Hz/±1.1kHz)Adjust with the ana-log signal.This item is ad-justed under thecondition that MODis “400Hz” and De-viation is “±1.1kHz”due to the circuitconfiguration.Remark:During production,a fi xed value is writ-ten.200 (Fixed)*6: Because Open Squelch (NXDN Narrow) is adjusted by adjusting Open Squelch (Analog Narrow), it is not necessary to adjust Open Squelch (NXDNNarrow).6. LowRSSI at–118dBm*7[AnalogNarrow]1) Adj item: [LRSS]Adjust: [✳✳✳.]2) Adj item: [L.RSS_]→[L.R.SS_]→[L.R.S.S_]→[L.R.S.S._]→[L.R.S.S._.]SSG output:–118dBm (0.28μV)(MOD: 1kHz/±1.5kHz)1) Adj item: [Low RSSI(Analog Narrow)]2) Adj item: [Low],[Low’], [Center],[High’], [High]SSG output:–118dBm (0.28μV)(MOD: 1kHz/±1.5kHz)SSG Panel ANTSP/MICconnector[Panel tuning mode]After input signalfrom SSG, press[B] key to store theadjustment value.[PC test mode]After input signalfrom SSG, press[Apply] button tostore the adjust-ment value.[AnalogWide]1) Adj item: [LRSS]Adjust: [✳.✳.✳.]2) Adj item: [L.RSS_]→[L.R.SS_]→[L.R.S.S_]→[L.R.S.S._]→[L.R.S.S._.]SSG output:–118dBm (0.28μV)(MOD: 1kHz/±3kHz)1) Adj item: [Low RSSI(Analog Wide)]2) Adj item: [Low],[Low’], [Center],[High’], [High]SSG output:–118dBm (0.28μV)(MOD: 1kHz/±3kHz)