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 | 2934 | Retrace lines across screen normal sound | Defective processor | Replace the processor | Eletronica Carlos Viseu-PA |
SEMP | TV2158NFS U18 | Image shifted to the right | 6.1 volt diode shorted. position d418 | Replace it | Gerente EWSS ELETRÔNICA |
SEMP TOSHIBA | LED4057(A) | Duplicate image | Screen or vcon board | Alter r144 47k vcon board for 100k smd | PardalX |
SEMP | TV2934SKY SK91 | It doesn't turn on, just a few soft clicks from the speakers. cap 607 stays loaded! | Chap. c634 100uf/200v, c311 47uf/200v exhausted, replace both. check the q604. | Replace the capacitors and check the q604 which in my case had a short base and collector. | SAMU LassanceMG |
SEMP | 2134 (C) SL SK11 | Turned on and off with a horizontal list | Look at the changed r645 and the c319 and c318 and c329 | Antônio herlandio | |
SEMP | TV2934 SL SK91 | Cushion effect and it takes time to turn on, the relay knocks. | Zener diode zd210 5v1 open. Note: works in the corner of the plate close to the chassis mark. | This diode stabilizes the 5v1 voltage on pin 22 of the micro. After the replace, the TV worked normally | George Pontes |
SEMP | RV2134 (B)SL SK11 | Does not turn on LED off | R610 220r open | Reginaldo Alves | |
SEMP | 2134 SK11 | Turn on turn off and continue turn on turn off | Resistor 313 that regulates the 5 volts | Replace for the same | edval |
SEMP | TV1492AV U19 | Does not turn on, only on standby, 75v power supply | Replace diodo d431, 10v d430,1n4148,cap c887,100x25v e q405, c3209 | DJ PITUKA | |
SEMP | 2051 U18 | Turns on normally with noise sounding like a leak in the tube. | C448, 33uf/160v dry. | Replace c448 33μF/160v. | MARCONES DE ARARIPINA PE. |
SEMP | TV2051 U18 | LED blinks, then goes out, and doesn't turn on. | Capacitor c864 at 47uf/50v power supply with low capacitance. | Replace c864 in the power supply. | MARCONES DE ARARIPINA PE. |
SEMP | 14 U15 | Alloy with reduced frame, frequency of 15k was at 20k, and did not obey control and panel | Ic q501 8843cpn | Replace | GDP2 |
SEMP | LE3278I(A) | Doesn't start | Only green LED lights up | Changing the regulator q18, which is close to c17c of r25c and r168 in my case it was just resoldering that solved the problem | alex paes-centertech |
SEMP | TV2934CSL SK91 | Does not turn on, just charges the input capacitor | Replace diodo zener zd601 33v | DJ PITUKA | |
SEMP | 2134(C)SL | Does not turn on, LED is off | Replace strw6554a, supply regulator, and c613 of v1000pf | MARCONES DE ARARIPINA PE. | |
SEMP | U13 | Turns on the LED but it doesn't work. | Faulty microprocessor | Replace them. | Rafael |
SEMP | U13 | Blue screen with side bands | D840,q840 and the computer itself was damaged! it was giving 10 volts at the q840 emitter when the correct output is 5 volts | Replace them... | rafael |
SEMP | TV2084 U13 | I didn't tune into any channels! only on av. | Resistor gr03 on the varicap side | Just replace it and the TV is fine. | |
SEMP | TV2084 U13 | I didn't tune into any channels! only on av. | Resistor gr03 on the varicap side | Just replace it and the TV is fine. | Rafael |
SEMP | LC3243W | Does not turn on or light up the LED | Capacitors | Replace capacitors; c847 = 100μF 25v (can be 100μFx50v) + c842/843/835/864/865/877 = 22μFx50v (I used 47μFx50v capacitors and it worked ok) | Lucafer |