Semp TV Repair: Common Faults and Solutions.
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Results: 2824
Results: 2824
Semp Repair Guide: Common Issues and Fixes
Brand | Model | Fault | Detailed Problem | Solution | By |
---|---|---|---|---|---|
SEMP | 1488 U14 | Vertical did not open and there was no 4.2 volts on pin 15 of the computer. | Cold solder no q421, 5 volt regulator | ELETRÔNICA MELO BOA VIAGEM-CEARA | |
SEMP | 1470 | Sometimes the LGA doesn't have 114v, it turns on with a humming sound at the power supply. | C-818 | saffier | |
SEMP | TV 2134 | Ess, TV arrived at the workshop, with the image all red and talking as if the defect was the burnt tube | A 15 k resistor on the kinescope board burned out | A 15 k resistor on the kinescope board burned out, just replace it and run for the hug. | ozenildo |
SEMP | TV 2134 SK11 | Turns on then turns off with the screen completely dark when enlarging the screen appears vertical folded at the bottom of the screen | Q606 (br8050) | Replace it with a bc337/25 from cara silver and that's it | BETO ELETRONICA ACRELANDIA ACRE |
SEMP TOSHIBA | TV2177 SL-11 | No video, dark screen and normal audio | C 423 open, d423 short | Replace c423 and d423 | NARDINHO-ALFENAS |
SEMP TOSHIBA | TV1484AV U13 | If it turns off, it doesn't turn on again, when the test tip touches the primary power supply it starts | Str g5635 | luis carlos [nene] | |
SEMP | TV2083AAV U10 | Closed image 4 fingers on top and bottom | C301 de1uf por 50v | Gerlan | |
SEMP | TV2080E | +b normal filament ok but black screen no image no sound | Change sound ic601 s+cap.668+ic801 | JE ELETRONICA | |
SEMP | TV2922 | Nothing turns on or the LED lights up, the power supply filter remains loaded. | Q801 strw6554 | Replace strw6554 q8o1 | celito santo angelo |
SEMP TOSHIBA | U14R U14R | Burns horizontal output and cuts the mat | C 419 of 47 mf for 50v | Replace the 50v one with 63v. | Edigar de Souza Moulaz |
TV SEMP | TV2083 FAV U11 | Dark screen filament lights up (less than normal) even with the entire screem it doesn't shine | Resistor between base and collector of q830(+ 5.2v.) | reinaldo almeida | |
SEMP | LC4245 | Completely dead, it doesn't even turn on the front LED | Look for the 1m5 resistor of the power supply, one of the only ones, I didn't mark the position | Replace the saying whose | paial.eletros |
SEMP | TV-1491KAV U15 | Intermittent power supply | C-864 sec | Replace | luciano |
TV SEMP | TV-29221 | It has audio but no sound comes out | |||
TV SEMP | TV-29221 | It has audio but no sound comes out | |||
SEMP | 1490(I) U14 | One more tip for forum colleagues: normal image, varying the brightness until retraction lines appear on the image (as if it were the fly-back screen adjustment). | Causa: c 445 (0.022\250v.) no pino 8 do fly-back. | Note: there is no point in measuring, you have to replace it directly. good luck! | adhemar caetano da silva (tecmil eletronica) |
SEMP | TV1491KAV U15 | Turning off and on quickly by itself | Defective q430 | Replace | EletroClaudio Aguas Belas |
SEMP | TV2134 B SK11 | As soon as you turn on the TV, it closes the horizontal | Q 606 | Replace it for a bd 135 | Tele sat eletronica |
SEMP | TV2958FS LEM-FS3 | Black belt depending on the scene | C224 10mf/50v esgotado no pino 27 micro | Replacement | paulo-maceio/al |
SEMP | 2157 U18 | Blurred blue screen with flickering sound and dark right side | Q906 | Remove the q906 from the board and that's it | BETO ELETRONICA ACRELANDIA ACRE |