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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: 1771
FergusonICC5 78M5Sound - NICAM absent & FM sound poor as if off tuneC176 10µ in IF can & check for dry joints in can14-09-04
FergusonICC5 B78NTDeadLOPTr s/c & CL42 360nF 250v leaky14-09-04

FergusonICC5 IMCsmoked then offdry joint CL48 12n4 in EW cct - prot tr TL17 BC548B o/c b-e14-09-04
FergusonICC5 J59K6Reverts to st/by until Prog button on set pressed several times with "LOCKEDA" displayed8.5v supply (UST) low & varying - CP46 1000µ 16v14-09-04
FergusonICC6Blank rasterTA7550 in IF can14-09-04
FergusonICC6Chans int scroll throughMembrane touch panel sus14-09-04
FergusonICC6dead - line driver tr TL31 faultyyou must o/c pin4 IC IR81 to stop tv from tripping14-09-04
FergusonICC6DEAD NO STBY LIGHT , POWER SUPPLY OKRP04 OC ( NO UA SUPPLY TO AUDIO IC )14-09-04
FergusonICC6Field bounce dependent on pic contentIncorrect biasing of TP06 on Text PCB Fit RV02 ( 1M ) PtN 9025650014-09-04
FergusonICC6Field jitterTV71 sm BC85814-09-04
FergusonICC6Horiz jitterBC858 sm TV71 leaky14-09-04
FergusonICC6int scroll thro chanskeyboard foil14-09-04
FergusonICC6int start upCP29 470µ 16v chopper base coupling cap14-09-04
FergusonICC6Lack of brill (OSD at max)fit 5k6 res in parallel with RR48 (not official mod)14-09-04
FergusonICC6Line twitch getting worse as heatedTV71 BC858B in line pulse feedback - checks ok out of cct14-09-04
FergusonICC6LOPTx replacementCheck that it isn't likely to short to wire links underneath14-09-04
FergusonICC6LOW IF GAINCS25 1mfd CAP ON PIN 13 OF LA7550 IC IS10 IN IF MODULE14-09-04
FergusonICC6No G2 voltsC81414-09-04
FergusonICC6No raster until A1's advanced then blankdry joints around loptx14-09-04
FergusonICC6No video o/p intermitTV92 BC858B sm14-09-04
FergusonICC6Removing child lock1 switch to standby 2 switch off with mains and let light go out 3 switch on mains while holding standby on remote for 6 secs 4 a red key shows it is locked ,toggle on/off with +/- buttons on remote14-09-04
FergusonICC6sizzling sound from loptLOPT replaced14-09-04

FergusonICC6St/by only - LED flashesDis pin 4 from reg IC TDA8139 (Dis prot) brought up blank raster with no OSD, fitted new proc original is type ST6393B1/ZM, but the Seme CD advises using ST6397BB1& replace TDA8139 reg which was also faulty14-09-04
FergusonICC6Trips 9 times then deadTL90 BC848B & TF01 BC848B in beam lim faulty tho check ok out of cct14-09-04
FergusonICC6When playing MACRO encoded tapes AV time constantReplace CV86 with ( 8.2nF ) & RV64 with ( 12K ) & RV66 with ( 15K )14-09-04
FergusonICC6Very dark picture (All Cathodes measured 190voltsTB11 (BC557 on CRT Base)14-09-04
FergusonICC6 C51FLOPTx arcingReplace LOPTx HR7269 resulted in 2 x RGB o/p Trs damaged BF871 & G2 cap 10,000pF 3kv leaky & TB11 BC557C on crt base14-09-04
FergusonICC6 C51FBright raster with fb lines aft LOPTx replacementRL11 (15r fusible) immediately behind the lopt14-09-04
FergusonICC6 C51FService mode enteringPut the TV into stby.then switch off at mains... wait until the stby led goes completely out. switch on at the mains whilst holding down the Blue fastext key on the r/c. let the key go when TV comes on . the n press the Blue key again and a menu will come on screen. Vol +/- moves menu sideways. the Blue key moves down the menu. vol +/- alters the values...scroll all the way down the menu to find "store" to keep changes.remove mains to get out of menu."14-09-04
FergusonICC7BLOWS 0R68 IN P.SUPP.CHECK DL09 BA159 ON SECONDARY OF LOPT.14-09-04
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