Heard a pop sound and monitor went black - Envision L32W761 32 in. LCD TV

If you are still seeing meter deflection in received signals, it sounds like something in the audio amplifier went south.

Your backlight went out. Manual should tell you how to change it

Check and replace the main power regulator board as card basis. It has damaged.

most likely an internal component. to further isolate it, try using another video cable to connect it to the computer, test it on another computer and try another monitor on your computrr. if the monitor fails even with a different cable and computer, time to get it repaired or replaced if under warranty.

If you heard a popping sound chances are your lamp went out on you.You can purchase a quality replacement lamp at discount-merchant.com

It sounds like your monitor just went bad. The reason you can still hear sound is because there is nothing wrong with your sound card. You can try connecting the monitor to another computer to see if it works. If it does not, then the monitor has died.

Sorry thats the death of your tv I
m afraid, the pop you heard is either your lamp or tube going boom.

Sounds like your monitor just fried itself.
Since monitors are hazardous, tricky to fix, and are quickly outdated within a year, by a monitor with a bigger size and resolution.

To answer your question: Your monitor is bricked, and will need to be replaced with a new monitor.

is there any led or small lights on front panel ... red green or flashing

sounds like the lamp has shattered. check the lamp