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SEMP Repair Guide: Common Issues and Fixes

Brand Model Fault Detailed Problem Solution By
SEMP2982
LEM 9
TV doesn't turn on LED lights up, power supply is low, tsound's a ticking noise in the traffic......tickR 878 amendedIn my case, the resistor which is 39k 1% was 79k, just replace it and put another one with 39k and run for the hugRoberto Consertos
SEMPTV-2084FAV
U11
No characters(osd)Rb20 open resistor vertical periodReplace the 82k resistor.jean alves
SEMPTV2095
U15
Threatens to turn on and then turns off, won't turn on againDefective vertical outletReplace the vertical output, and move on to another,eletronica vieceli
SEMP2122
U19
LED flashing with a noise at the power supply, sounding like the horizontal output is shortedChange without measuring c 865 in my case it was measuring 11k the original is 10k it gives this small leak and this defect appearsRoberto Consertos
TV SEMPTVC 2090
U13
Tsh is not included in the manuals correctlyI used tsh at 2079 and it worked perfectleonardo souza costa
SEMP TOSHIBATV1022 HAV
13U
Doesn't startFuse f740 openHorizontal output shorted, caused by diode d302 also shorted caused by vertical output also shorted, protective resistor r333 did not open, damaging the diode and horizontal outputCALIXSERVICE
SEMPTV1450MAV
U17
Does not oscillate, q404 horizontal output open collector base, it is good to replace even if it is ok in the test, first check the voltages.Q404Replace 2sj6806dfabiusmax This email address is being protected from spambots. You need JavaScript enabled to view it.
SEMPTV2084
This TV was just a matter of changing the strw it works at 110v when connecting to 220v the strw burns and even the front part shatters @@@You have to change the strw and the zener diode that is under the strw heatsink okHelp yourself leave your tipEOELETRONICA ARNI- LBERTO LEAL SC
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, tsound 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
Tsound 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.Sound. q501 tb1275anReplace.This email address is being protected from spambots. You need JavaScript enabled to view it.
SEMPTV2091
Doesn't startD 341 as escapeReplacementThis 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