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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: 97
B & OMX3000Various int inc field collapse, fading pic, low widthCheck for dry joints in apropriate cct14-09-04
CathayCTV3000deado/c mains sw & R504 150k o/c14-09-04

CathayCTV3000DeadR504 150k o/c14-09-04
CathayCTV3000Dead - no results.R504 ( 150k ) o/c.14-09-04
CathayCTV3000Hum barHT smoothing cap replaced14-09-04
CathayCTV3000Hum BarC507 100µ 400v14-09-04
CathayCTV3000Line drift when heatedC232 connected to pin 33 of TA7688A col dec/TB chip faulty14-09-04
CathayCTV3000Line drift when warmC232 connected to pin 33 of TA7698A faulty14-09-04
CathayCTV3000Shutdown - Intermittent.Check for break in print from D301 to LOPTX.14-09-04
FidelityZX3000Alternate channels missing i.e all odd.IC1 ( M104B1 ) .14-09-04
FidelityZX3000Blank raster.IC4 ( TDA8180 )14-09-04
FidelityZX3000Blank raster.IC TDA3562A.14-09-04
FidelityZX3000Blows chopper tr BU426AR91 270k to pin 4 of TDA4600 hi res. Also check TDA4600 chip, D9, R90, C9314-09-04
FidelityZX3000Bright raster.IC TDA1365.14-09-04
FidelityZX3000Channel - no change - no remote operation.Stereo balance switch leaky.14-09-04
FidelityZX3000Channels - int manual channel changeDJ on front panel switch.14-09-04
FidelityZX3000Cogging -serrated verts- may be intermittent.C100 ( 33uf , 250v ) may read Ok.14-09-04
FidelityZX3000Dead - 2amp fuse & BU508 blown.Bridge rectifierD19 leaky14-09-04
FidelityZX3000Dead - blowing BU508.C91 ( 1u f )14-09-04
FidelityZX3000Dead - F2 blown.BU208 , D9 , R90 , C93 ( the cause ) R91 goes high.14-09-04
FidelityZX3000dead - whines at sw onlow HT at lop tr. - tr leaky BU508A - C106 dry joint caused fault14-09-04
FidelityZX3000Dead Tv section.IC TDA8180 timebase generator.14-09-04

FidelityZX3000dead with cracks from loptloptx faulty14-09-04
FidelityZX3000Dead.D34 s/c , R828 o/c.14-09-04
FidelityZX3000Dead.R84 ( 68R ) o/c , L2 o/c.14-09-04
FidelityZX3000Dead.BU426 , BU500 s/c , 2R2 o/c , TDA4600 u/s , check 220uf , 305v o/c14-09-04
FidelityZX3000Dead.TR3 ( BU508A ) chopper leaky , check TDA4600 & C93.14-09-04
FidelityZX3000Display stuck on one number.IC1 ( M104B1 ) .14-09-04
FidelityZX3000Excess blueTr6 BC558 leaky14-09-04
FidelityZX3000Excess Red100k in red chan risen to 260k14-09-04
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