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SEMP Repair Guide: Common Issues and Fixes

Brand Model Fault Detailed Problem Solution By
SEMP TCLL32D2900
TV turning off every 30sCorrupted softwareUpdating with the 109m ms08dupgrade.bin file, I did it with another one and it didn't solve the problem.mfelipe
SEMPDL3277I(A)
Lower current ledsTaking rp48, rp53, rp76, rp79 all 0.47Ω and placing 3 1r resistors will lower it to 71vtspresto
SEMPTV2134CSL
SK11
With interference in the sound in rf, in av normal sound, the normal sound works, after a few minutes, the sound was rumbling, change r224, 100kReplace r224,100k next to micronasDJ PITUKA
SEMPTV 1022AV
U13
LED on, from power it turns on and activates protection, it only turns on after you unplug itC440/4n7 measuring 3.4nfGDP2
SEMPLC3245W
No picture, normal soundLack of power on tconOn the main PCI replace c828 100kpf smd short and inductor-fuse l828 smd openEderlin
SEMPDL3959
The brand logo appears and turns off the screen, giving the impression of burned-out LEDs in the back light.Change the 68ufx200v capacitors, they measure between 58 and 61uf in a good fidelity capacitor.WAGGUINHO
SEMP TOSHIBA LEDDL3277I(A)
Burning the LEDsCurrent on the LEDs very high 83v! the expected is 72v.Replace the LEDs (all) or the LED bars (all) and replace the values ​​of rp48, rp53, rp76, rp79 all from 0.47Ω to 0.50r, 2r2, 3r, 4r7. the voltage should drop to approximately 72v.EVANDOVIANA
SEMP2123
U19
350v/4.7uf capacitor is burntTurn on and offPedro
SEMPDL3277
Turn on the LEDs, but tsound is no image.. power supply and main board normal voltagesDefective t-con board... the main voltages of 12v, 6volts were missingI decided to buy another new t-con, it was cheap and everything worked fine, the TV was oaflavio
SEMPTV 2134
SK-1
Doesn't start. oscillates 1 time and keeps hitting the relay trying to turn it onCheck 8v voltage on pin 3 of the processor. In my case it was 2.5.Replace video processorTec center
SEMP2050 MAV U17
It turns on normally, but the image gets dark and then you can hardly see anything. screen at maximum and it doesn't lightenI changed the screen cover several times, I left it without it, but nothing helped.Just by changing the fly, you get potatoes. resolved. it was the fly with a bad screen. no longer acted.Marcos de Confresa, MT
SEMP TOSHIBALE1958(A)
Off without voltage on the secondaryVDW951 and VDW961 shorted, burned the rw920 (2r7), the zener VDW921 (18V), transistor VW921 (1AM or 1F)Check them all and reset.GDP2
SEMP TOSHIBADL3261
Does not turn on, stand-by light is on but does not follow commandsChange regulator 1.5 volts position u174TORMES
SEMPTV-2134
SK11
Image closing horizontally, when closed too much, it would go out of synch with h and v, lose RF signal, turn off and keep hitting the relay.10nf capacitor c105 (near the tuner and on the 5v power line of the tuner and pins 2 and 54 of the processor) with excessive leakage, reducing the 5 volts to 3.8 volts.Replace the capacitor or leave it without.Lourenço (SEMED)
SEMPPH29M SS
LED blinking and won't turn on. power supply +b oscillating.Shorted diode, d455 damper diode by228. close to the horizontal exit.After changing the TV ok.George Pontes
SEMP1454
Inoperative stand bay ledy offLakh03Replace the Juper L503 near the str and the TV will work normally.Sinailson furtado
SEMP TOSHIBADL3277
Turns on and in 2 seconds turns off the backlightLED changed on the barDo a test by placing a 1k resistor on the bar pins in position k aAdrian Chapadão do Céu Goiás
SEMP TOSHIBALC3241W
Does not turn on, nor does the LED light upCapacitors c-877/847/842/864/865/843/835
SEMPTV1450
I'm soundCapacitor c613 secoReplace, value 220 x 25 vAndré M Andrade
SEMP TOSHIBA40L2400
Turns on, after a minute it turns off, returns to standby.3.3 n805 regulator replacementN805 regulator replacementRodrigo cofferi