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 | 2134(B) SK11 T1 | With sound but no image (dark screen) | Vertical output (tda4865aj) | Replace for the same | Técnico Valdeci Junior |
SEMP | LC3245W | Does not turn on, stand-by LED turns red, activating power turns green, but 12v voltage does not appear. | Optocoupler PC817 code board on NW950 and CI AZ431 code board on VW951 short | Replace the two components mentioned - be careful, only carry out maintenance if you are an electronics technician, ☠ risk of electric shock ☠ | Eletrônica Heinz - São José - SC |
SEMP | TV2051NAV U18 | Low volume at full volume | C613 220 uf por 25v | Just put another one on and the TV will have good sound again | Marcos paredão |
SEMP | TV 2051NAV U18 | Low raspy sound at full volume | Q611 | Just remove it and problem solved | Marcos paredão |
SEMP | TV2134(C)SL SK11 | It doesn't turn on and has all the voltages, it just keeps pulsing | C224 | Replace | ELETROCLAUDIOPE |
SEMP | TV 2051NAV U18 | Bluish image without normal color | Q906 smd defective on crt board | Remove it from the crt plate and just run to the hug | Bolota eletrônica |
SEMP | TV 2051NAV U18 | Burning q404 horizontal output 1803dhi when it turns on | C440 7n8 for 1k6 which was weak | Replacing the TV component was just a wire | Bolota eletrônica |
SEMP | TV2134 SK11 | 126v power supply on flyback. killing the 18v on the stk630 | D613 ba158 open | Replace | técnica vital eletrônica |
SEMP | LC3743W | Sometimes it doesn't turn on, when it does turn on it works normally. When the 12v power supply fails, it has 4v. | Change electrolytics c864 and c865 22uf/63v | Ederlin | |
SEMP TOSHIBA | TV-2934(B) | Noise at the power supply and after 2 minutes the image turns green | +b filter capacitor (47μ x 200v) was dry. One of 100μ x 160v can be placed and it will be fine. | Replace the c-311 power supply capacitor. good luck friends. | Giovani |
SEMP | TV2134 | Vertical closing at the top of the screen with stripes | Diode d304 note: changing faces is running for a hug | Flávio eletrônica | |
SEMP | TV1450MAV U17 | No contrast, even at maximum | Don't waste time testing, change cap. ceramic on the screen line (102k) | jr_TEC | |
SEMP | LE3273A W | Plug it into the socket and then it turns on with a red LED, then it switches to green and doesn't do anything else, it just keeps the green LED on all the time | Regulator transistor u8 as1117l open near the processor, just change it and run for a hug guys | Transistor u8 as1117l open | eletronilo |
SEMP | CL3255 | Power supply does not turn on (lightning has gone out) | Nw901=q0765 ; zw904=6v8...uzei 2 de 3v3 ; rw901=2r2(no esque.mostra10r mas é 2r2) ; qb904=2n3904 ; zb901=16v ; db904=1n4148 ; qb903=5160pnp | First= I removed the nw901 and zw904 (I turned it on, the TV came out working)...minus the 24v (blacklite)...with a flashlight and antenna via the image and sound..... | Alextecnico |
SEMP | TV2934 SK91 | On and off. If you insist, sometimes connect with a closed vertical and off-center. the line is at the bottom. | Power supply giving almost 200 volts. | Vertical shorted tda4865aj, c634 100x200v of the +b power supply secondary. | Eletrônica R-Tec |
SEMP | 2052 U19 | Return lines at the top of the screen | Capacitor c-308 | Replace of the same | Jose Isael AssisTec |
SEMP | 2052 U19 | Replace it | R313 51k | Replace it | jose isael |
SEMP TOSHIBA | TV 2134 (C)SL SK11 | Knocking led relay turns on and off and wouldn't turn on | In my case, I just changed the flyback | francisco iloia | |
SEMP TOSHIBA | TV1021 | Vertically closed almost completely | C303 2.2x50v bad leaked | Replace it | orlando lott |
SEMP TOSHIBA | DL3277 | TV turns on, has picture, but no sound | "sdin" signal that arrives at pin 22 of the audio ci tas5707 coming from the non-existent micro. (no audio input signal on the ci) | Changing the microprocessor or changing the entire board because the micro and BGA solder. | Ivan Bustamante |