Kenwood TS-950S Service Manual

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TS-950S/SD ADJUSTMENTVoltage checkj Measurement { Adjustmenton 1 : age isitem Condition secak unit |Terminal | Unit Parté Method Specifications/Remarks1. Voltage 1) POWER SW : ON DC V.M |AVR TP AVR TvR1 115.0V +0.2VSTBY ; REC (ye) (Ne) |MODE : CW | |PLL and CAR section adjustmentMeasurement Adjustmenti 1 ge aItem Condition satan ini | Terminal | Unit |Parts | Method Specifications/Remarks1. Reference | 1) POWER SW: ON if. counter }PLL{TP1 CAR !TC1 |20.000.000Hz £20Hzosc STBY : REC :MODE : CW |2. SCOPE |1) Connect the SM-230 (£25kHz) OC V.M Rear |SCOPE |DIG) {VARI ov +£0.01V|sub marker span) te SCOPE connector panel |7 pin |on the rear panel,SUB : ONRX>SUB : ON (MAIN=SUB}MAIN OISP ; 10kHz upL SUB : OFF H3. EXT. STD 1) CAR unit S1 : EXT DCV.M {CAR [TP7 CAR |TC2 2.5V +0.2Vvoltage adj. Connect the 10kHz/1Vp-p 10kHz signalsignal generator to EXT generator | Rear EXT.terminal (J1). panel | INPUT iTS-950SD__| 2) CAR unit $2: SO f. counter |PLL | TP1 i |Check 20.000.000MHz + 20Hz4. VCO adj. 1) MAIN DISP ; 14.000.0MHz OC V.M CAR |TP1 CAR L3 4.0V £0.2V4-1. VCO5 MODE : FM35.6MHz STBY : REC4-2. VCO6 TP2 pLio |4.0V £0.2V71,5MHz ' i4-3. VCO4 TP3 |Li7 [4.0V £0.2V69.5MHz i i4-4. VCO9 2} MODE : USB TP4 [L24 5.0V +0.2V59.S5MHz5. HET adj. 1) MAIN DISP : 14.000.0MHz | Oscilloscope) CAR |TPS CAR Li4 Level MAX Ref, 0.4Vp-p9.285MHz MODE : USB (100MHz) }STBY : REC |6. CAR adj. 1) MAIN DISP : 14.000.0MHz Oscilloscope |CAR TPS CAR L2t Level MAX Ref. 0.4Vp-p10.695MHz MODE : USB {STBY : REC :7, 40MHz BPF | 1) MAIN DISP : 14.000.0MHz Oscilloscope |PLL TP6 PLL L19,20} Level MAX Ref. 0.8Vp-padj. MODE : USBSTBY : REC8. VCO adj. 1) MAIN DISP : 14.000.0OMHz OC V.M PLL TP2 PLL L3 5.0V +0.2VVCO3 MODE : FM58~56MHz STBY : REC2) Turn to main tuning knob Check 3.0~4.0VMAIN DISP : 13.999.9MHz9. 12.85MHz 1) MAIN DISP : 14.005.0MHz Oscilloscope |PLL TP3 PLL L7~Q | Level MAX Ref. 0.3Vp-pBPF adj. MODE : FMSTBY : REC |10. 34.1MHz 1) MAIN DISP : 14.250.0MHz Oscilloscope |PLL TP4 PLL L10~ | Level MAX Ref. 0.4Vp-pBPF adj. MODE : FM 12STBY : REC11. VCO adj. 1) MAIN DISP : 14.000.0MHz DC V.M PLL TPS PLL L165 6.0V +0,.2VvCO2 MODE : FM49.5~ STBY : REC44.5MHz 2) Turn to main tuning knob Check 2.0~3.0VMAIN DISP : 13.999.9MHz160