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Repair tips

Electronic appliance repair tips database - TV (LCD,TFT,Plasma,Digital), Monitor, VCR, DVD recorder and player, Digital camera, Audio equipment, Microwave ovens, Phone systems, Computer repair

MakeModelProblemSolutionDate
Found: 917
SonySCC-244ALoss of line hold.May also have EW fault C811 ( 0.47uF ) .14-09-04
SonySCC251off - no HT2SC1942 chopper s/c (use BU208A) R637 0R33 1W o/c, R640 10k burnt out also check C616 &621 HT caps & R604 8M214-09-04
SonySCCB15DANo pic - in tuning mode would show pic but not stopDry joints at T101 & T102 on tuner pcb14-09-04
SonySCCB15DANo picture.R807 ( 1k ) 0/c , D803 ( 1N4004 ) s/c L/H side of LOPT.14-09-04
SonySXConvergance errors.Q1504 leaky from base to emitter.14-09-04
SonySXDEAD , ENERGISES BUT SHUTS DOWNLOPT - FAT 392514-09-04
SonySXDisplay only visible at bottom of screen - top blankedScastle pulse has square wave superimposed on it at IC501 TDA2579 replacing chip cured fault14-09-04
SonySXField cramping & top foldoverC563 3µ3 160v14-09-04
SonySXoff - no HTlopt and L651 o/c14-09-04
SonySXPattern - rope pattern 1/8in wide.Drys around C715 & scan coil connection plug.14-09-04

SonySXtrips off aft half second - no led litok on dummy load - lopt14-09-04
SonySXWon't tune in VCR & BBC1pic poordry joints IF tfmrs14-09-04
SonyVTX-100CS TV TunerNo soundCheck/Replace R358 220Ohms Resistor14-09-04
SonyXE-3tuner drift aft 4 mins then chan searchswitches S401-413 on front panel faulty14-09-04
SonyXE-4Red & green flashing/streaks/squares & no txt when heatedSAA5243P chip on txt panel soldered directly in (dry joints holder)14-09-04
SonyXE-5no store chansdry joints tuner/IF section14-09-04
SonyXE2Dead - Pin 4 of chopper IC not 2.9v.R602 2M2 o/c.14-09-04
SonyXE2Dead - after 5-10 seconds at sw onR602 high or o/c.14-09-04
SonyXE2Dead.R602 ( 2.2MR ) o/c.14-09-04
SonyXE2No startup.R602 ( 2.2MR ) o/c , IC601 ( uPC1394C )14-09-04
SonyXE2Slow startup.R602 goes high.14-09-04
SonyXE2Startup - no or intermittent - fuse intactIC601.14-09-04
SonyXE2Tuner out of actionIf 33V ok check Q10 for control voltage VC point on tuner if low Replace C134 inside tuner14-09-04
SonyXE3BLANK SCREEN SOUND OKuPC1377 LINE OSC IC FAULTY14-09-04
SonyXE3DEAD , ic OSCILLATING ( MAY START IF ic HEATED )R 602 , 2.2M 1/2 W14-09-04
SonyXE3Dead with no drive at pin 7 of the chopper controlR632 ( 2.2M ) , which is connected to pin 4 of IC601 and is used for standby switching.14-09-04
SonyXE3Dead.R632 ( 2.2MR ) going high on panel A.14-09-04
SonyXE3Dead.IC601 ( uPC1394C ) , R632 ( 2.2M ) , Q202 ( 2SD788 )14-09-04
SonyXE3Flyback - lines - intermittent.D304.14-09-04
SonyXE3Flyback lines - picture shaded with no signalC801 leaky.14-09-04
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