Kenwood TS-950S Service Manual

Also see for TS-950S Digital: Instruction manual Instruction manual Instruction manual Instruction manual Service manual

TS-950S/SD184FORSERVICEMANUALSCONTACT:URITRON TECHTERMINAL FUNCTION’ CoensTEL: 01844 - 351694FAX: 01844 - 352554TConnector!TerminalTerminalfunctionConnector]Terminat|TerminalfunctionNo.No.|NameNo.No.|Name|DISPLAYUNIT(X54-3080-00)!9|SSBB|+15VwhenSSBmode.CN11|5DG|+5Vvoltagesupplyforkeyboard[+5V).;10)PRM1|Compressionmetervoltageoutput.2TRTX/RXsignalinput.)11)GND|GND3]LEM|FMmodeLEDoutput.Active"H"|12)SMET|S-metervoltageoutput.'4NC'Notused.13NCNotused.8nc|Notused.14]Di5|+15Vvoltagesupply outputforDSP-10.6|LAMjAMmodeLEDoutput.Active"H""CN2|1!MOS|Monitorswitch,—7LCw CWmodeLEDoutput.Active'H"'12)CKTC9174Fclocksignal.8LUSB|USB modeLEDoutput.Active"H"3STBTC9174Fstrobesignal.9}LLSB|LSBmodeLEDoutput,Active"H"eSD|TC9174Fdatasignal.10]LFSK|FSKmodeLEDoutput. Active"H"5|GNO|GNO11|LTA|FunctionTX-ALEDoutput.Active"H"'|6;LNOT|NOTCHLEDvoltage.12)LK1|KeytopLEDoutput.Active"H".;7|DB|OnsignalforDSP-10.13}LRM|FunctionRX-MLEDoutput.Active“H"; 8|DATAC|Datamodecontroledsignal.14LRAFunctionRX-ALEDoutput.Active"H"|9FSKCFSKmodecontrolledsignal.15)LIM|FunctionTX-MLEDoutput. Active“H""10}AMC}AMmodecontrolledsignal.16|LTB|Function TX-8LEDoutput.Active"'H";tT+CWC|CWmodecontrolledsignal.17]LRB|Function RX-BLEDoutput.Active"H"12}FMC|FMmadecontrolledsignal.18]GNDGND;13|SSBC|SSBmodecontrolledsignal.CN211TN1|67.0~250.3Hzrepeatertoneoutput.14|GND|GND2GND GNDCN31|AFSKIiAFSKsignal.CN31TN21750Hzrepeater toneoutput.2GND,GND:2GNDGNO3)MpvMICsignal.CN41BZBeepleveloutput.2GNDSNE.2GND GNDCN4|1Cv2CARvolume2.CNS1GND GND2CvCARvolume1.2BI|Dimmerblankingsignalinput.NSiWpGND.teMICSGNDfor.Derr10:3LHDimmercontrolledoutput. 1.2|DMC|MICsignalforDSP-10.45DG+5Vvoltagesupplyinput.CN61RFB1RFGAINreferencevoltage.5RESResetsignal input."L'2RFB2|GND6FBYSerialbusyoutput."'L3PRL2Processorlevelcontrolledsignal.7FLESerialenableinput.4GND:GND8FCKSerialclockinput.CN71|GND GND9|FOT|Serialdatainput.2|SCAF|Main bandSSBandCWmodeAFoutput.10|GND GNDj3GNDGNDCNS1FFL tubefilamentpowersupplyinput.14|FAAF|Main bandFMandAMmodeAFoutput.BetweenFtoF:Approx.AC9.6V5|GND|GND2FG}FL tubefilamentpowersupplyoutput.CN&1+15 +15V.CentertapDCbias:Approx.-28V2GND GND3FFL tubefilamentpowersupplyinput.3-12-12V.BetweenFtoF:Approx.AC9.6VCN91+15 +15V,4HVFL tubedrivevoltagesupplyinput(approx.-40V).212~12V.S|HG|FltubedrivevoltagesupplyGND.3|FMNC|FMNARROWmodecontrolledsignal.615DSFL tubedrivevoltagesupplyinput (+75V}.4|S88C|SSBmodecontrolledsignal.POeGND:(GND5|FMC|FM modecontrolledsignal.85DSFL tubedrivevoltagesupplyinput(+5V).6CWCCWmodecontrolledsignal.CN?15C|Voltagesupply outputforoptionVS-2.7|FSKC|FSKmodecontrolledsignal.2SDSerialdataoutputforoption VS-2.8OB OnsignaiforDSP-10.3SCKSeriatclockoutputforoptionVS-2.9TXB+15Vwhentransmit.4BSYBusyinputforoption VS-2. 10RXB +15Vwhenreceive5STRStartsignaloutputforoption VS-2.1STSSidetoneswitch.6GND GND12saSquelchsignal.SIGNALUNIT(X57-3380-00)13|NG2 NB2gate controlled signal.CN11RXBBBYwhen meade:14NG1NB1gate controlled signal.2TXB +15Vwhentransmit.CN10188FD|455kHzIFfilterselectsignal.3RBCReceivetimingsignal.288FE455kHzIFfilterselect signal.4PRSProcessorswitch.388FC 455kHzIF filterselectsignal.5AGS+15Vexceptdatamode.4|88FB|455kHzIF filterselect signal.6;MID|AGCtime constantMIDselectsignal.5|B8FA|485kHzIFfilterselectsignal.7|SLOW|AGCtime constantSLOWselectsignal.6|MNG2|NB2gate controlledsignal.8AGO AGCOFFsignal.7MNG1NB1gate controlledsignal.