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Semp Repair Guide: Common Issues and Fixes

Brand Model Fault Detailed Problem Solution By
SEMP 2134 B
Rumbling and squeaking soundReplace c 627Raul de saja ajude pra ser ajudado!
SEMPDL2970(A)W DL3270(A)W DL3970(A)F
Does not turn on, stuck with blue standby LED onMemory rewriting u103rafaelmoraes99
SEMPDL2970 B(W)
No sound and no channels tune, rewrite the eeprom and nothing. solution I changed the board I put the dl3271a(w) it was oknildo eletronica
SEMPL39S3900FS
Reduce LED voltageRemove r764 1r this is on the right side of the LED power connector voltage drops to 76vValerio
SEMP TOSHIBALC3246WDA
TV works normally for 1 hour, turns off lamps (or turns it off and on again)Invert board (but the power supply also does it)If, when plugging the TV into the socket, the power LED turns yellow then red, the board inverts (just replace it) if it turns green and then red, the power supply board (turns off the protection system)Eletrônica Manauara
SEMP DL4061
LEDs were broken in some rulers. After changing the complete kit, the TV would sometimes fail to turn on or when it turned on, all the lights would light up, but after a few seconds it would randomly turn off.I used the tip from my friend "juci" burned out leds reduce the voltage of the leds remove r13 (150k) and replace r 12 (6k8) and put 10kI replaced the circuit as my friend Juci suggested and the TV no longer turned off. It was acting as protection on the LED drive circuit.MIGUELTV
SEMP TOSHIBADL4061
LEDs were broken in some rulers. After changing the complete kit, the TV would sometimes fail to turn on or when it turned on, all the lights would light up, but after a few seconds it would randomly turn off.I used the tip from my friend "juci" burned out leds reduce the voltage of the leds remove r13 (150k) and replace r 12 (6k8) and put 10kI replaced the circuit as my friend Juci suggested and the TV no longer turned off. It was acting as protection on the LED drive circuit.MIGUELTV
SEMP TCLL32S3900S
Standby LED flashing constant greenWith cw922 insulation test at power supplyeletroart
SEMPRE TCL49SK6000
No audioResoldering on the audio ciMultinformatica assistência
SEMPLC3246(A)WDA
Yellow LED, won't turn onFalta 3v3 ic n807Replace itBARBADINHA
SEMPLC4046FDA
Burned one of q310,311,or 312My tip is to swap all 3!Rodrigo cofferiRodrigo cofferi
SEMP TCL43S6500FS
Negative image, inverted image or double imageI changed the board, it was another display version. you have to change the version. type on the control with the TV on: 062598, the button with 3 little lines next to the cursor and the ID that is on the label on the original TV board. in this case it is id064Eletrônica Cecé. Brumadinho MG
SEMP TOSHIBA55L5400
Does not come out of standbyThese TVs check if the power is ok, when you plug it into the socket all the step up and dow power supplys are activated so the processor can check if the voltages are okN801 replaced, its voltage should have been 1.2 volts, it was giving 1.6 volts, then at power ok the power supplys were still on and this voltage was wrong, which is why the device was not in the standby point. just replace and run for the hug, note: l801 was warming upfabiusmax
SEMP TOSHIBALC4245W
Inoperative TV doesn't even light up the stand by LEDTsound is no 5v voltage from the power supplyOpen resistor rb919. 1.5msamuel leite
SEMP 32L2400
TV only with LED standby access and does not turn on.Tv missing voltage of 1.15 on ci n801 (fr9889)Made the replace, but still no solution. I verified that the 12v panel power supply was missing from the ci v801 (9435a) output. After changing it, the TV turned on normally.Kerle Alves
SEMP MAXCOLORTV 2080 E
NE 402353
Vertical closed325 open resistorLuiz pessanha
SEMP LE3264(A)
It just changes the LED from red to green and nothing elseRewrite the epromRodrigo Cofferi I have the update 54996706848Rodrigo cofferi
SEMP TCL32S5300
Burning the LEDs, reducing LED currentRemove rr08 and rr09 and place a 22r resistorBeto2828
SEMP1022EAV
U13
The TV would turn on the key, the power LED would light up for 5 seconds and then turn off and the LED would no longer light upI tested all the capacitors on the primary power supply and they all tested good on the capacitance, but I was suspicious of the electrolytic capacitor c886 0.47ufx50v and I replaced it and it worked immediately.Replace electrolytic capacitor 0.47μFx50v c886Fabricio lima
SEMP40L2400
Does not turn on, nor does the standbay light upI checked that the vdw904 diode had a short, but it was because of the nw907Replace do ci nw907Nando Cell