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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: 55
Thomson14CB25UTDead with psu runningFuse FW002 on video board14-09-04
Thomson20CB25UTInt no response to any controls, int no sound or pic at start upAfter checking EEPROM by replacement discovered micros clock not running - not Xtal but 2 x sm caps in xtal osc cct14-09-04

Thomson20CB25UTTV cuts out aft 10 secs - video sect deadR002 1R o/c on video14-09-04
Thomson21CB26VNDead - psu works on dummy loadRP531 100R sm o/c (had prev had FOP chip IF01 & chopper FET TP20 changed)14-09-04
Thomson28WF45ENo B No B-Y signal. IV100 TDA9178 U/S.14-09-04
Thomson32WS83KPDead & trippingHT ok at 95v when lop dis'd - IB01 TEA5101B RGB o/p chip on crt base14-09-04
Thomson32WT45UFlyback lines then pulsing pic when A1 reducedLOPTx 1067571014-09-04
ThomsonICC11TV thomson ICC11 (63DF89L) shut down itself brusquely, the red LED on front panel also led switch off a few seconds after. the TV is in this status during 5 to 15 seconds, after the red led flashing about 5 times and the TV restart (and LEd switch normallTry to bridge pin 03-04 on IL 001, that way youŽll inactivate security-stops of the chassis... The TV will work now. There must be a dammage within the security-circuit of the chassis! Try to repair and allocate the dammage for drive the TV on secure standarts!02-07-05
ThomsonICC11 72MK89DExcess brightness with fb linesRL128 1M8 in A1 pot divider on dynamic focus module14-09-04
ThomsonICC11 72MK89DLuminance lostCheck with scope pin 14 Pl/skt BV001. If vid signal missing or crushed check T130, 132 & 134 in IF module. If good signal here check vid signal at TV001 under screen in vid module. If no sig here TV681 &/or TV682 can be responsible. If sig at TV001 ok, TV002/3 are faulty14-09-04
ThomsonICC17Dead - no main psu start upCrack in print front control panel - no supply for st/by LED & R/C rx14-09-04
ThomsonICC17Destroys LOPTrs & E/W unstableCL22 22nf 1kv O/C across E/W diode14-09-04
ThomsonICC17EW faultyDL22 BYW76 leaky, TL41 BD241C driver u/s, TL42 BC546B u/s, s/c across DL42 caused by IV01 64 pin sm TDA8855H jungle chip 14-09-04
ThomsonICC17Excess width & E-W faultyTL41 BD241C dry jointed, DL22 BYW76 s/c14-09-04
ThomsonICC17LED gives 3 orange flashesLOPTx14-09-04
ThomsonICC17No sound or vision - low hummingTS81 BC847B sm leaky c-e14-09-04
ThomsonICC17 21DK24USt/by LED flashes - comes on using R/C but excess brill with fback lines196v HT to IB01 TDA6107Q RGB o/p chip missing on crt base - RB06 220R o/c14-09-04
ThomsonICC17 24WK24UTripping with red LED in sympathyTo disable trip s/c TL17 e-c; blank raster with fb lines now present; Field fback supply missing due to ZL11 MP25 o/c14-09-04
ThomsonICC17 28VK24 etcDead with red LED blinking 2 then 7 pulsesLOPTx - comes with mod kit 35175720. Also check FOP chip IF01 & cct prot ZL11 for damage by LOPTx14-09-04
ThomsonICC17 28WF25UDead with all volts appearing at psu o/p at 1/2 normal value briefly at sw onThe 39v I/p to TP21 chopper Tr in st/by psu low at 11 v - DP21 39v zener leaky14-09-04
ThomsonICC17 28WF25UInt reverts to st/by with red LED flashingMay run again for a while when sw back on - leakage in focus spark gap. Fit new crt base pt no 8029880014-09-04
ThomsonICC17 28WR25UGDead - no st/by lightDP21 37v zener BZX85C39 also check RP20 470R.14-09-04

ThomsonICC17 28WS23UDead apart from Red LED that does not changeLOPTx low res turns all ways round14-09-04
ThomsonICC17 28WS23UShuts down at sw on aft EHT rustles upLOPTx replaced stopped shutting down but still no sound/vis - CB01 10nF 3kv in A1 supply on crt base leaky14-09-04
ThomsonICC17 28WS23UTuning procedureSw off TV mains whilst in st/by. Hold chan - on TV whilst sw on. Full auto tune menu appears14-09-04
ThomsonICC17 32WS22UDead - at sw on LED turns green then flashes amber twice, goes green then flashes amber 6 times & repeatsDry joints CRT base14-09-04
ThomsonICC17 32WS23UTrips 3 times then deadLOPTr & LOPTx faulty14-09-04
ThomsonICC19 28DG35UBInt shows pic but usually error code indicating faulty TxtReplace Txt panel14-09-04
ThomsonICC19 28DG35UBPIN code unsetting - "Type in 4 digit code" messageHold down both prog & vol minus(-) button on TV & switch on. Release buttons & you should be in service mode.Navigate with arrow buttons on remote to "Setup" then select "Erase Pin" by holding down the right arrow button for 5 secs until yellow tick appears in box.You must backtrack to find the "Quit" option to exit & store the new info.14-09-04
ThomsonICC19 28DG35UBTuning modeFrom st/by hold down menu button & the set will turn on in preset mode. Follow on screen prompts14-09-04
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