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Semp Repair Guide: Common Issues and Fixes

Brand Model Fault Detailed Problem Solution By
SEMP TOSHIBATV2090
LED on, +b main 76 volts, horizontal output good, doesn't work.Electrolytic c 887 looks good, but it heats up after a few minutes with the TV onReplace the c887 100x 35 with a new one, there is no point in testing the electrolytic, it will look good.Paulo Sertel Itararé-SP
SEMP TVLUMINA
TV2050MAV
Stand by, LED on but not turning onLED lights up but TV doesn't turn on, it only stays on stand byThe horizontal output was replaced, the transistor measuring with the meter is completely fine, but it was necessary to replace a ,t,c 1877 and it broke immediately. I advise you to always doubt the horizontal output on this model of device, thanks thanks.geremias
SEMPTV 1491
Turns on and off in a few seconds, then takes a while to turn on againReplace q 430 e q 405celito kruel
SEMP1491 UR14
UR 14
There was no +b, just standby onTransistor q 405 ktc3209 shorted and zener 10 volts with leakage d: 412I replaced both components, solved itGORDO UBATUBA-SP
SEMPTV 1484
U11
Doesn't start,Fuse f470 blown and horizontal outputs burnedSaida vertical ta8304 so replace a saida vertical, horisontal e fusivelMarcos Elias
SEMP2092
U16
Works normally at 110v at 220v it stays on standbyQ430 with leakMlton AT RS
SEMP2083
U11
Dark screen with the volume bar in the middle of the videoR 408 or 430 shorted r smd 227 also shortedReplace them, and follow the same circuit line to see if the other components are okallanaeletronico
TOSHIBA (SEMP)2083FAV
U11
Dark and flickering image vertically.Here. q501 tb1275anReplace.This email address is being protected from spambots. You need JavaScript enabled to view it.
SEMPTV2091
Doesn't startD 341 as escapeReplaceThis email address is being protected from spambots. You need JavaScript enabled to view it.
SEMPTV 2086
UI 18
Vertical closedReplace diode d 301 without testingD 301DEBIQUE(ELETRONICA ROBSON)
SEMPTV2134
SK11
Turns on and then turns offAfter 2 days racking my brain it was the c 634 electrolytic capacitor 47uf 160vbeto eletronica
SEMP TOSHIBATV 2087 - F AV
UNIVERSAL 11
A clear strong line in the middle of the screen from side to side, image spread from the middle up and from the middle down.Re-welding and replacement of the cap. electrolytic position "c 306 - 1000x16" without capacitanceDé Andrade
SEMPCHASSIS U13
Heat the horizontal outlet until it burnsC440 .39/630voltsMACCELETRONICA
SEMPU16
Gray screen and does not fill the screenQ-84105v was missing from pin 05 of the microevanildomirim
SEMPTVC207
Vertical shaking defectCauses d410 with escapeklein
SEMPTV1450MAV
U17
When I turned it on, it was high and spoke on all channels, but when I hung up, a glow appeared.Capacitor c902[102] of the tube plate.LUIS
SEMPTV2923
When turning on the LED TV, the secondary voltage went on and off.C884Almir
SEMPTV2134BSL
SK11
Burning the ic601 str-w6554a,bridgeC607 220mf/450v se capacitanceReplacementps eletronica-maceio/al
SEMPTV 2934-A SL
Turns on, image appears and turns off (+b high almost 170 v, normal would be 130 v)R633 (220k) changed with almost 290kReplacecabeção natal
SEMPTV1451NAV
U18
Power supply low tv oscillates with a small frame and no videoMicro 8873cpmng6hj9ReplaceEletroClaudio Aguas Belas Pe