No sound when video playing

Question edited for clarity.
Question moved to a Magnavox category.

Apparently you can.

20MF251W/37 Magnavox - p4c.philips.com

https://www.p4c.philips.com > 20mf251w_37_pss_
PDF
Feb 6, 2014 - The high brightness, high contrast 20MF251W features an ... superb Virtual Surround Sound and even doubles as a PC monitor.
2 pages
Missing: MacBook ‎' Must include: MacBook

External Monitor Resolution Options - Apple Support ...

https://discussions.apple.com > ... > macOS Catalina
Mar 22, 2020 - My display (32in Magnavox TV) has 1366x768 resolution, but none of the options work. I've even tried 1080p and 1080i with the same result.
6 answers · Hey wjohnson36, Thanks for using Apple Support Communities! I understand you have some ...
Magnavox 42MF521D/37 overscan/underscan - Apple ...
3 answers
Apr 12, 2010
Compatability with Magnavox - help please! - Apple ...
3 answers
May 26, 2008
More results from discussions.apple.com

https://www.manualslib.com/products/Magnavox-42mf337b-37-273518.html

Free Magnavox Flat Panel Television User Manuals ...

tv.manualsonline.com > ... > Magnavox > TV and Video Magnavox

Products 1 - 50 of 128 - Magnavox OWNER'S MANUAL LCD TV Monitor 15MF200V/37. Pages: 0 ... Magnavox User Guide LCD TV With DVD Player 17MD250V.

Check the game cubes video setup. You may have to enable the S-Video port on the setup menu. Also check the TV setup to select s-video for the input video source for that input.

Sounds like you need to repair the power supply, don't fret, it can be really easy.  Here is a pair of youtube videos I made after following some advice on this website from other posters:

 

http://www.youtube.com/watch?v=qSS6ycUxS98

 

http://www.youtube.com/watch?v=oTOkHKPJsnM

Sounds like you need to repair the power supply, don't fret, it can be really easy. Here is a pair of youtube videos I made after following some advice on this website from other posters:

http://www.youtube.com/watch?v=qSS6ycUxS98

http://www.youtube.com/watch?v=oTOkHKPJsnM

servicemanuals.net or get universail.

try philips brand remote codes on the universal remote they are the same company and use the same signals

Neither will work. you will have to try a computer.