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Tcl Repair Guide: Common Issues and Fixes

Brand Model Fault Detailed Problem Solution By
TCL32S615
No audioSoftware updateTV CENTER GUAIBA
TCL65P65US
Does not turn on backlightPfc power supply with 160vC309 220pf/1kv with passageEletronica EASI
SEMP TCLL32S3900S
Standby LED flashing constant greenWith cw922 insulation test at power supplyeletroart
SEMPRE TCL49SK6000
No audioResoldering on the audio ciMultinformatica assistência
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
TCLL49S4900FS
When changing the LED bus, the TV turns on the bus and then turns it off, turning off the busReduce by removing two resistors on the power supply board of 150r each
SEMP TCL32S5300
Burning the LEDs, reducing LED currentRemove rr08 and rr09 and place a 22r resistorBeto2828
TCLL43S3900FS
35023819
If you unplug the power cord and plug it back in, it becomes inoperative.Tsound was an overload on the electrical network and the device would work if the primary power supply capacitors were discharged. Also if it turned off using the remote control, tsound was no problem but if you unplugged it, it wouldn't even turn on the stand byReplace the power supply oscillator ciHélio Eletrônica
TCL50P615
When turned on, the LEDs flash quickly and go outDiode pos.ad602 reference MBR3200 shorted, in the dc/dc converter to power the LEDsReplace diode with another equivalentCasa do Conserto
TCL40S4900FS
Decrease the current of the LEDsRemove resistor r341 12k and r314 24k (underneath pin 2 to ground) insert 1 of 15kRemove resistor r341 12k and r314 24k (underneath pin 2 to ground) insert 1 of 15k rodrigo cofferiRodrigo cofferi
SEMP TCL L32S3900S
ElectrobergerTV doesn't turn on or light up stand by LEDCeramic capacitor c855 on the 12 volt line heating
SEMP TCL43S6500FS
No image burning led barWear and tear or power outageReplace the led bar and reduce the voltage of the led bar by removing rr35 and rr36 from 0r the voltage drops to 66v before it was 72vBeto2828
TCL43C350KB
On, the standby LED keeps flashing alternately between green and red and it doesn't go awayI checked the "open" LED bus, as I didn't disassemble the TV, only through the LED tester I could see that the LED circuit was open, that is, the TV acts as protection because tsound is no consumption/load on the LED bus. with an external bus with 6 volt LEDs (3 strips of 7 6 volt LEDs) I simulated the consumption on the TV and then the TV started working and I could see the image with a flashlight....LED panel defect, I didn't find it in any supplier.MIGUELTV
TCL 50P8M
Burning led due to high voltage, reaching 88 v in each output that feeds 2 bars with 7 leds eachAfter changing the LEDs, lower the power supply voltage, in the driver between pins 2 and 15, tsound are 2 resistors in parallel (r608 and r609) of 91k and 39k, regardless of wsound they are, remove the 39k one. leaving only the 91k, in my case the voltage dropped to 76v. Tip sent by (System Eletronica) I did the same and it worked, the voltage at the output was 79.9 voltsRemove the 39k resistorYouTube Direto no defeito
SEMP TCL55C2US
LED bus (backlight) does not turn on, with sound and no image.Power supply boardU601 (oz9976agn) replaced. replace, lower the current to avoid burning the LEDs (I removed r626 and r625)SOS Televisores
TCLL42M90
MS19C
Abnormal image after 2 to 3 hours of operation.Check l804Andreas
TCLD42A261
TV freezes when the logo appearsUpgrade/update firmware. write boot(bootloader) first.Andreas
TCL42P11FBDE
Pink imageProblema do ci msd206Andreas
TCLL39F3300B
MS82G
TV does not turn on but the indicator LED stays on.Update firmware. If the update is unsuccessful, replace IC 25Q32Andreas
TCLL39F1590
RT49
Front panel buttons don't workCheck u500, possible welding failure.Andreas