Polaroid FLM-3732 Television "sound technician humming noise" Questions

in I have a black screen and a humming noise no red flashing lights also no raised caps what could it be ? A humming sound denotes a short circuit inside the TV circuit. Contact any service technician

...sound that gets so loud it is unbareable. I have to turn the set off. I have found out I am not the only one with this problem that has a poloroid tv. I had a technician at my home that told me there ...

sound works, as the laptop noises were going off almost flawlessly. Main board fault. Contact any service technician. If you wish to get some details; check the site linked here. Viewing it in "Mosaic

...sound is more abrupt than a hum or a buzz, This TV is not even a year old yet. Could someone please tell me what is wrong with it? Fault with the main power supply regulator board. Check and replace ...

...sound. Also I have tried connecting and reconnecting the cable , dvd player and other devices in different ports so I am guessing something internal is the issue. I am pretty handy and can probably ...

...sound/pic Fault to the main power supply regulator section. Either it will be on a separate board, or on the part of its main board. Check and replace damaged component/s at its main power regulator ...