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SEMP Repair Guide: Common Issues and Fixes

Brand Model Fault Detailed Problem Solution By
SEMP TOSHIBATVC160
Vertical partially closedVerficar q803 (2sb546)Sequeira
SEMP TOSHIBATVC160
Power supply takes time to startVerificar c811 (10/100v)Sequeira
SEMP TOSHIBATV2490
U14
Power supply with oscillationsVerficar R876 (220R)Sequeira
SEMP TOSHIBATV2090
U13
Scratches at the top of the screenChange c308Sequeira
SEMPTV2083FAV
U11
No menu, no volume bar (osd (on screen display) missing)Rb20 openLocate the smd resistor rb20 which is at the base of the qb20 and pin 7 of the vertical output.Helio Eletrosonic
SEMPTV1451 OAV
U19
Does not turn on, without power supply and comulating currentOpen 220k r860 and changed 5.6v d876ReplaceEletroClaudio Aguas Belas
SEMPTV2015MM
U17
Only on standbyI removed the cap. c417 the TV worked normallynote: inserted by ilis
drop electronica, I want to say that you were wrong! If you remove cap 417, the high voltage goes into excess and burns the horizontal output, throwing high voltage into the tube and burning it, I mean, we have to be careful with tips, thank you
eletronica do pingo
SEMPTV2090
U11
Scratched shutter-type screen and missing height.Ci vertical output defective.Replace tda8403kÁdrianChapadãodoCéu
SEMPTVC-166
Normal image just has no characters on the screen and the functions work normally @@@I have it from memory ica01=47c434n3528Help yourself, leave your tip ass. arniEETRONICA ARNI-L. LEAL- SC
SEMPTV-1022E/1480E/2080E
No contrastCa66 with leakcarlaosbc
SEMPTV1030
Vertical closingBad contact on the q430 emitterScrape the board and solder.Evandro Estrela
SEMPTV.2016
U18
Turns on normally after about 10 to 15 minutes it starts to hiss at the power supply and the screen starts closing and turns offThe cause was a ceramic capacitor giving a small leak vlwC865. its value is 103luis carlos
SEMPTV2934SKY
SK-91
Dark screen with no image and no sound, and flickeringQ606ReplaceEletroClaudio Aguas Belas
SEMPTV2934BL
SK11
ReplaceC311 47/200v exhaustedReplacepaulo-maceio/al
SEMPSD-3020VK
DVD completely inoperative (does not turn on)Dodo 1n4002 (d 18)The replace of the samesaulo figueiredo
SEMP (TOSHIBA)2134
When turning on the screen with excessive brightnessChange cap 4.7/250 voltage 180v rgbFrancisco
SEMP TOSHIBATVC 147
Low power supply with hum.Dz810 shorted.Gilcimar Rocha Pereira
SEMPTV 1484 FAV
U11
When the volume increases, the image becomes shaky, turning horizontally and vertically at low volume, it normalizes.Change electrolytics near the sound system.JN ELET.NEVES 100% LEÃO...
SEMPSD4071U
Does not read any type of media (CD or DVD), or does not spin the disc.Transistor s8050 which is between the transistors s8550After checking: engine, driver, flat and optical unit. replace without testing the only transistor s8050Eletrônica Áudio e Vídeo
SEMPSDRX38D
When turning on, it just stays on the home screen and hangsThe 3.3v 0.3a regulator (u18a) on the IDE drive board shorts out. rip it out and place a 1a regulator on the other side of this board (u18, in place of the lime green sticker), eliminate the jumper (0Ω ar2) from the regulator output to ground and place a 100r resistor in its place. This regulator is a little difficult to find, so you can use an old computer CD drive.Ronie Grein