Kenwood TS-950S Service Manual

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TS-950S/SD ADJUSTMENTMeasurement Adjustment Hlttem Condition see ae Unit |Terminat |Unit |Parts Method | Specifications/Remarks10. NOTCH 4) MAIN DISP : 14.175MHz SSG Rear | ANT Front |AF VR |Adjust for 1500Hz/ |MODE : CW panel panel |Main | 0.63V/8Q AF output,NOTCH VR : 12 O'clock OM, SP EXT. SP encader HPITCH VR : 12 o'clock Oscilloscope ' |SUB AF VR : MIN AF V.M iSSG f : 14.176MHz f.counter i |SSG output : 0.5pV ([-113¢Bm} i |2) NOTCH SW :ON SIG iL6 |Repeatfor MIN |SSG output : SQuV (-73dBm)} iVR2__| AF output reading. |Front : NOTCH | Check 'Nuil point must occur bet-Atter adjusted panel }VR | jween 11:00 ~ 13: 00.NOTCH SW : OFF ! Then AF output is less than: | 0.63V/82.11-1, MAIN 1) MAIN DISP : 14.175MHz SSG Rear |ANT SIG 1VR4 Set the S-meter to |S-meter MODE : USB panel 1 dot (just before |and AGC : OFF 8Q dummy EXT. SP ! 2 dots lights). | 1RX GAIN | RF GAIN VR : MAX SP —T r 1 T ' rAIP : OFF Oscilloscope H 8 H H 5 7 9 20 40 sod8SSG RF : OFF AF V.M | BOQUCOOOOU8000000000gD0000o0000(-eeuntae i 0 10 «50 100 180 200 © 250wPOWER | l 1 iRees2} AGC : FAST VR1 Set the S-meter toSSG f : 14.176MHz 3 dots (just beforeSSG output : 0.9uV (-108d8m)} 4 dots lights).3) SSG output ;1.26pV (-105dBm) : VR44) SSG output : 1pV -107d8m) F val | § so fh oT103 6 7 9 20 40 soae| | ma ngccooggacosdoondoooog00d00di ) 10 50 100 1509 200 250wi POWER | J ! 1 +i ‘5} SSG output : 12.6pV (-25dBm) VR5. $9+60dB (Full scale)6) SSG output : 2nV -81dBm) | Check Within S9 +4, -8dBugal le ak aes T4.935065 7 09 20 40 sodaMOBSEGURREEESERCOOOQOCOCO0O0dt) 10 «60 «©6100 150 200 250¥POWER | i l ae L7) SSG output : 1pV (-107dBm]} Check $1 (3 dots) lights, #3dBy.8) Repeat item 1} to 7).9) SSG output : 3.55pV {-36d8m} Check SSG level of |3.55yV -36dBm)$9+60dB reading.11-2. SUB 1) SUB : ON DC V.M IF TP2 IF VR2 2,76 +0.03VRX GAIN SUB DISP : 14.175MHz Adjust for slowlyMODE : USBSSG f : 14.176MHzSSG output : 1nV (-107dBm)}After adjustedSUB : OFF12. FM GAIN | 1) MAIN DISP : 28.200MHz ISSG Rear |ANT SIG L28 MAX for AF output.MODE : FM panelSIG unit VR10 : 12 o'clock 8Q dummy EXT. SPSSG f : 28.200MHz Oscilloscope Front |AF VR | Set to 0.63V/8Q bySSG MOD : 1kHz SP panel AF GAIN volume.SSG DEV : 3kHz AFV.MSSG output : 50uV (-73d8m}2) SSG MOD : 1kHz SIG VR10_ | Adjust to 0.63V/8QSSG DEV : 5kHz AF output.SSG output : 50nV + 73dBm)3) SSG DEV : 3kHz Check AF output 0.45V/8Q or more.164