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 TOSHIBA | 21 U18 U18 | Very low sound from both speakers | Dry capacitors at the sound output | C635 e c613 | Flávio eletrônica |
| SEMP TOSHIBA | LE2445L | Just flashing standby | Vd751 and v701 shorted | Replace | Bruno nikcio |
| SEMP | TV2134 | Short fly-back | Fly-back | Replace fly-back bsc25-n1594 replacement bsc25-n1587 | Sinailson furtado |
| SEMP | 21" DE TUBO | Doesn't start | R308 e r309 | Paulo | |
| SEMP | DL4844F | The logo always appears on and off. | He left | Replace the 5k1 r776 to a 10k resistor and the TV will work normally. observation, r776 is printed on its body, the number 512 eli is 5k1 | Sinailson furtado |
| SEMP | TV1452(P)AV | Does not turn on, LED blinks | C203 shorted | Replace of the same | eletronica bianca ipirá-ba |
| SEMP | LC4055 | The image turns on for 1 second and turns off. | Defect in one of the inverter transformers. | Compare the output resistance of each transformer and replace any that are different. | GL Eletrônica |
| SEMP TOSHIBA | 32L2400 | LED turns on in STBY, but when it starts, sometimes it turns on, other times it doesn't turn on. | Change cw920, vw921 and vdw921. all power supply components. Note: don't even test, replace immediately. | <small>This email address is being protected from spambots. You need JavaScript enabled to view it.</small> | |
| SEMP | TV2134 B SL SK11 SK11 | Tsound was no RF sound, only in the video | C718 of 10/16v | Replace the same 10/16v c718 | Rogério Tv |
| SEMP TOSHIBA | LC4245W | Enable Audio out output when using hdmi connection | Remove the smd resistors from positions r346 and r347. replace the 33k smd resistors in positions r214 and r217 with 330k smd resistors. add jumpers from the positive terminal of capacitors c211 and c212 to the Audio out connector terminal. <a href="https://www.electronica-pt.com/media/kunena/attachments/18432/boletim_tecnico_semp_toshiba.pdf" title= "enable Audio output lc4245w" >see details lc4245w</a> | Toshiba technical information | Paulo Russo |
| SEMP TOSHIBA | LC3245W LC4245W | Noise in audio with low sound | 1) isolate the PCI from the chassis, removing the SMD jumpers that connect the PCI ground to the chassis ground. in the position of the m806 screw, next to the tuner tsound is no jumper, so isolate the fixing screw with the chassis by placing a paper or plastic washer on the top and another on the bottom. | Technical information always toshiba semp lc3245w lc4245w | Paulo Russo |
| SEMP | DL3277 | When plugging the AC cable into the socket, the TV turns on and the blue screen appears and then turns off and then just restarts. | Keyboard touch keys | Disconnect the keyboard cable from the touch keys and the TV will work normally. replace all the touch keys on the keyboard c+ c- v+ v- power key and just run for the hug. God be praised! | Sinailson furtado |
| SEMP | TV2134 | When turning on the TV, the standby LED did not light up normally, the horizontal oscillator did not activate the relay. and tsound is a lack of 3v3 turns on the processor | C621=1000uf/16v fully shorted | Replace it with another and run to another | Antonio Carlos (Eletrônica Renascer) |
| SEMP | TV2134 | When turning on the TV, the standby LED did not light up normally, the horizontal oscillator did not activate the relay. and tsound is a lack of 3v3 turns on the processor | C621=1000uf/16v fully shorted | Replace it with another and run to another | |
| SEMP | TV 2134 | Turns on normally and turns off in 3 seconds | Check change without measuring q606 and crazy zd 604 in the secondary power supply | ELETRÔNICA CENTER | |
| SEMP | TV1452 (O)AV U19 | Greenish image. little blue and no red. emitter voltage above standard. | I removed the resistors r915/922/929 | @gepe | |
| SEMP | TV2958GFS FS5 | No sound on speaker channel. | Change without measuring, c636 and c637, cap47x25v | DJ PITUKA | |
| SEMP TOSHIBA | LC3255 A WDA | Turns on normally after 15 to 20 minutes, turns off and remains on standby and does not turn on again even when unplugged. | Defect in the glue power supply leading to the zener diode zd904 tsound were times when it worked when it was cold after 15 to 20 minutes | Remover a cola no diodo zener zd904. | Roger Hobold |
| SEMP | TV1454 | Blinking LED and oscillating voltages in the secondary power supply before the diodes | V601 el431 | Marcondes Ohm Eletrônica Jaicós PI | |
| SEMP | TV2934 | Image with retraces and flyback sizzling | C311 47x200 sold out | Just replace | Paial.eletros |