20 Most Recent ViewSonic VA903B Monitor - Page 4 Questions & Answers

crt monitor uses.vga port do you any laptops you can plug in and see if monitor actually works ... recently built pc so does that mean you shoved in another graphics card if so does your graphics card also have vga port, if it does try that

Sounds like you may have a bad connector. Make sure it fits snugly in the pc and the back of the monitor. If you still get no input try a different connector I’m happy to help further over the phone at https://www.6ya.com/expert/tami_f8d2d553d5094045

I would recommend not to use the screen until the brown area is identified. It might be burning out.

Try [ Ctrl + P ] Control plus letter P key. Same time.

Press MENU again. On the monitor...

There are many kinds of capacitors and transformers in a computer monitor. If you don't have the test equipment to check the components then it is very hard to repair them.

If not muted, check the speaker/s. If found OK; check and replace the damaged component/s at its audio output section circuit board. If needy, replace this board as card basis. If you wish to get some details; check the site linked here. Surf the site with patience. Pull up older posts. Surf the site with patience. http://electronicshelponline.blogspot.com/ Search the site by type in the "brand name" to your device; (Exclude the model number), in the "Search box at the top right of the display window of the Homepage" to get gathered related posts.

Why do you want to open it If you don't know you should NOT do it