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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: 1025
AmstradCTV2020/2028 Bush 2866Searches but finds no sigsR124 15K 2W O/C located behind the PSU in the centre nearest the front controls14-09-04
B & OHybridTeletext - interference.4 Page lay out.14-09-04

Beko2841ND - 14.1 chassisLines across top 3 - 4 inches of picR422 35v feed to IC501 fop chip never been soldered14-09-04
Bush2850NTX Schneider TV4Bent verticals and pulsating width (Scene Dependent)Replace CC808 4N7 SMD primary side of PSU you will probably find that the pcb in this area has taken some heat.14-09-04
Co-Op63 BushDead.4D14.14-09-04
DaewooGB14H1NNo tuning - supply & clk/data lines okTuner faulty - replaced Type DT5-BF18D pt no 48597-1993014-09-04
DaewooGB14H1NService mode enteringPress "Norm-av-sleep-clear-stby" on R/C14-09-04
DaewooGB14H1NSound absent & snowy pic aft re-assembyCheck pl/skt conns of spk - can be accidentally put in set AGC skt14-09-04
DaewooGB14H1NWon't come out of st/by, sw off when playing, OSG corrugated - all intI826 3.3v reg LE33CZ on front of pcb - available From Farnell14-09-04
DaewooGB14H1TService mode enteringOn hset press Blue > Yellow > Green > Red > Stby sequencially. When brought out of st/by should be in service mode. Use buttons 1 & 4 for Slope Adjust; 2 & 5 for Vert Centre; Use buttons 3 & 6 for Vert Amp...14-09-04
DaewooGB14H1TSync absenteeprom - [clock & data lines on video ic were low by approx 1v]14-09-04
De GraffD59HZ5Dead - both green leds flashingLow serial data line at micro. When serial data pin of MC44130P sound proc chip dis'd set came on without sound - sound chip proc u/s14-09-04
FergusonICC19 Thomson 32WS83KPstarts up then trips and shuts downIB01 TEA5101B on CRT14-09-04
FergusonM7073GHBright white pic with poor focusAltering focus control affects amplitude of video at crt cathodes - CRT faulty14-09-04
FergusonTX100 (Turkish)Switches to Stby after a while.Change two 5V regulators in the control board.(TDD1605)14-09-04
FergusonTX100 Chassis (Turkish)Switches to Stby after a while.Change two 5V regulators in the control board.(TDD1605)14-09-04
FergusonTX807 Thomson 14MS15UTdead, no LEDDP25 RGP10 s/c14-09-04
FergusonTX91 Thomson 10MH73B 10MG73BdeadSMD TF21 near LOPTx not soldered in factory14-09-04
FergusonTX91 Thomson 10MH73B 10MG73Bdead on 12V supply (car supply)RD09, RD19 22R 0.5W fusible 14-09-04
FergusonTX92 M7073GHChanges chans on its ownDry joints IR01 micro14-09-04
FinlandiaC/D66KZ6/F Eurostereo CHA2stuck in st/by, if you try to switch it on, chan 1 appears in display for 5 secs then reverts back to st/by with green led flashing on front.line driver transistor faulty 14-09-04
FinlandiaC51HZ6Tuning store/lock code - press within 5 secA/Red,0/AV,Step,Store14-09-04

FinlandiaC59HZ6Dead - LOPTr S2000AF leakyWhen replaced arcing sound from LOPTx, but was due to caps C623/4 & C523 (all 220uf), C622 (470uf 25v) & check for dry joints14-09-04
FinlandiaC59HZ6Line stage inopField chip ICB570 (TDA8170) faulty (checked ok)14-09-04
FinlandiaC59HZ6Tuning store/lock code - press within 5 secA/Red,0/AV,Step,Store14-09-04
FinlandiaC66HZ6Tuning store/lock code - press within 5 secA/Red,0/AV,Step,Store14-09-04
GEC2002HRaster - bright screen & flyback lines.R258 o/c.14-09-04
GECC1041HGrainy picture & noisy sound.R334 ( 10k )14-09-04
GECC1402H CVC801Startup - dead.IC700 ( 7812 ) 12v reg , T873 , IC870 ( TDA2140 ) check by change14-09-04
GECC1407HDead - with whinning noise.2D910 ( 3V zener ) s/c.14-09-04
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