Part 1: Why did someone add these jacks to this old TV? (Magnavox 13MT143S) #repair @adriansdigitalbasement2
Part 1: Why did someone add these jacks to this old TV? (Magnavox 13MT143S) #repair  @adriansdigitalbasement2
Uploaded October 2025 | Updated September 2026, 3 weeks ago
Time for a little exploration and repair of this Magnavox color TV which happens to have a couple strange mystery jacks added to the side.

Part 1: This part!
Part 2: youtu.be/zqmoKkOxN3w
Part 3: youtu.be/fjDCphX5tUQ
Part 4: youtu.be/m1st5hdnRUo

Failed part: BUT11APX

Parts board: ST BUL312FR

-- Video Links

Extras Channel:
youtube.com/@adriansdigitalbasementextras/featured

My profile on Bluesky:
https://bsky.app/profile/adriansdigitalbasement.com

Adrian's Digital Basement Merch store:
my-store-c82bd2-2.creator-spring.com

Support the channel on Patreon:
patreon.com/adriansdigitalbasement

Adrian's Digital Basement (Main Channel)
youtube.com/channel/UCE5dIscvDxrb7CD5uiJJOiw

My GitHub repository:
github.com/misterblack1?tab=repositories

--- Instructional videos

My video on damage-free chip removal:
youtube.com/watch?v=XQVjwPsVFd8

--- Music

Intro music and other tracks by:
Nathan Divino
@itsnathandivino
Part 1: Why did someone add these jacks to this old TV? (Magnavox 13MT143S) #repairTinning corroded pins on the trash-picked CGA card0062 A Pentium Overdrive exposed issues with my 486 motherboard0094 Lets talk about game consoles and basement organizationTest and try: Whats inside this dusty old PC?Amiga floppy drive resurrection (Chinon FB-354)0082 We have a ton of Amstrad computer goodness!Lets figure out how this ISA card works (DTC 1181)Adding a high-res mode to this composite color monitor (Philips / Magnavox monitors)0066 A pretty rare Atari computer shows up in the basementThis easy IBM 5170 upgrade was anything but easy!Testing an unknown Atari 2600 Jr.
Adrians Digital Basement ][ |

Part 1: Why did someone add these jacks to this old TV? (Magnavox 13MT143S) #repair

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