Symphonic ST420FF 20" TV "goes off" Questions

repair my tv goes on off what should i do? you need to replace your power switch of your tv. is your tv goes off after turning it on? or it goes on and off freqently after you switch it on?

picture goes off on its own goes off for aa short time then comes back on by itself sound stays on just the picture goes off tv is rear projection hd 54 inch screen BAD SOLDER JOINT ON L14401

goes black and then flash like on/off, then i push to him with my hand and screen goes normal. What is the solution I have a lg cineplus model RF-20CA30K. Sometimes tv screen goes black and then flash

goes off after it warms up AND pic. goes SHORT and WIDE prior i have a 36' phillips magnavox smartt series t.v. and it shuts off after it warms up AND the picture goes short and wide prior to shutting

...same, when it goes off even the stand by light goes out, maybe pwr supply or can you point us in the right direction thanks marc Swollen ( bad ) caps in power supply first place to

...on blank screen then powers off and stays on standby 14 blinks on red then it goes off. Thank you Try unpluging the tv for several minutes and then plug it back in and turn it on and see if that ...

...goes off. To reset SANSUI LCT37SD LCD TV - After about 20min. the sound goes off. To reset the tv must be switched off and on again. after a while this happens every 3 to 5 min. Everytime the tv must ...

...goes off on the television. We have to wait over a half hour before we can turn it back on otherwise it happens again. if you know how to solder,resolder the vertical section of your tv especialy the ...

...my Magnavox MWC24T5 and it goes off on its own. i turn it back on and any whear from 15 to 70 min. later it goes off agen. check your set. maybe you turned on SLEEP. it will automatically turn

...goes off and on. Sony KDF-E55A20 55 inch picture and soun goes off and on. When turned off at off button, then a series of 5 red lights go off and on switch on tv off button and then red light stays ...