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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: 16
GECC1402H CVC801Startup - dead.IC700 ( 7812 ) 12v reg , T873 , IC870 ( TDA2140 ) check by change14-09-04
ITTCVC801Dead - 110v & 20v rails ok.Drys on R700 & L70014-09-04

ITTCVC801Dead - no 110v rail.C757 ( 10u f )14-09-04
ITTCVC801Dead - slight crackle at sw offHT only 20v - C757 o/c14-09-04
ITTCVC801dead with slight whistle HT only 10V (110V)BU208 LOP Tr leaky14-09-04
ITTCVC801Sound - no/dist sound at switch on.C228 leaky.14-09-04
ITTCVC801Startup - intermittent start up.Remove R774 ( 100k )14-09-04
ITTCVC801Uncontrollable sound full onT1 on control panel leaky BC237S14-09-04
ITTCVC801Whistle - may be intermittent.Linearity coil L505.14-09-04
ITTCVC801 CVC801Picture - striped.C658 ( 200u f , 385v ) smothing pack.14-09-04
PioneerSV2801No contrast - RGBs high at 165vU4606 vid proc chip faulty - U4647 does14-09-04
PioneerSV2801Sound intCheck spkr pl/skts & AM/FM sound module earthing for dries & QS46 17.7292MHz Xtal14-09-04
SchneiderSTV2801T TV9.1Dead with LOPTr S2055AF s/clopt HR8320 (18.44UKP +vat From Seme) - reqs heatsink to be cut to fit in14-09-04
WatsonFA2801TS 11AK19ProDead - psu pcb tracks o/c due to heatD625 (used BY127)14-09-04
WatsonFA2801TS 11AK19ProDead with psu blownIC802 MC44604, D824 RL207 USED BY299, D824/5/6/7 ALL BA159's, Q802 FET P6NC60FB used BUZ90 in lieu, D823 IN1418, R850 180K (Read ok but changed as a precaution.), R817 2.2R 5W, R814 47R, R819 0.22R, C848 220MFD (Read ok but changed as a precaution.)14-09-04
WatsonFA2801TS 11AK19ProNarrow picDry joints C630 560nf & R629 27R o/c & dry joints E/W FET & 2w res burnt up (fitted 330R). The whole pcb reqd repair to tracks due to overheating14-09-04
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