Kenwood TK-863G Service Manual

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41ADJUSTMENTMeasurementTest-equipment Unit TerminalAdjustmentUnit Parts Method Specifications/RemarksConditionItemTK-863G4. Squelch 9 1) Set test mode SSG Rear ANT Front / Adjust to the• Wide Select “SQL9” in tuning mode. panel panel squelch threshold“S.QL9” AF VTVM ACC point.Adjust [***] Distortion (EXT.SP)SSG freq’ : 450.050MHz meterSSG output : –116dBm/0.35μV OscilloscopeSSG MOD : 3kHz (Wide) AG1.5kHz (Narrow)2) “S.Q.L.9”Adjust [***]SSG freq’ : 470.050MHz3) “S.Q.L.9._.”Adjust [***]SSG freq’ : 489.950MHz• Narrow 4) “SQL9***.”Adjust [***]SSG freq’ : 470.050MHz5. Squelch 1) Set test mode Check Squelch must be opened.check CH : CH1 - Sig1~CH3 - Sig1 (Wide/Narrow)SSG output : –116dBm/0.35μVSquelch level : 52) SSG output : OFF Squelch must be closed.(Wide/Narrow)6. QT check 1) Set test mode Check Squelch must be opened.CH : CH1 - Sig5SSG MODINT : 3kHz (Wide)1.5kHz (Narrow)EXT : 151.4HzSSG system MOD DEV: ±3.75kHz (Wide)± 1.85kHz (Narow)SSG output : 10dB SINAD level2) CH : CH1 - Sig4CH1 - Sig6CH1 - Sig7MeasurementTest-equipment Unit TerminalAdjustmentUnit Parts Method Specifications/RemarksConditionItem1. Frequency 1) Set test mode Power meter Rear ANT Front / Check 470.100MHz±100HzSelect “FREQ” in tuning mode. F. counter panel panelPTT : ONAdjust [_**]2. Power 1) Maximum power Check More than 26.0Woutput Set test modeSelect “HPOW” in tuning mode.“H.POW”Adjust [256]PTT : ONTransmitter Section