https://stream.echo6.co/videos/watch/3ba3add2-275a-447c-bfbd-0694aa34b207 This was going to be a repair of a vintage Tandy 200 Portable Computer... Forum: https://www.eevblog.com/forum/blog/eevblog-1662-vintage-tandy-200-portable-computer-claytons-repairteardown/ 00:00 - I sear this Tandy 200 had a problem... 02:54 - Teardown 03:57 - The new BM2257 Multimeter 05:25 - I think it's the buzzer 08:06 - Microscope teardown 16:20 - They don't make service manuals like they used to 25:57 - Try to reproduce the fault Web Site: http://www.eevblog.com Hardware Store: https://eevblog.store/ Merch Store: https://www.teepublic.com/stores/eevblog?ref_id=37825 If you find my videos useful you may consider supporting the EEVblog on Patreon: http://www.patreon.com/eevblog Or with crypto: BTC: 33BsprBQNBtHuVzVwDmqWkpDjYnCouwASM ETH: 0x68114e40ff4dcdd384750500501e20acf3875f8c BCH: 35n9KBPw9T7M3NGzpS3t4nUYEf9HbRmkm4 USDC: 0x68114e40ff4dcdd384750500501e20acf3875f8c LTC: MJfK57ujxy55su4XicVGQc9wcEJf6mAoXF Other channels: EEVblog2: http://www.youtube.com/EEVblog2 EEVdiscover: https://www.youtube.com/eevdiscover #ElectronicsCreators #Tandy #VintageComputer Wed, 15 Apr 2026 09:47:50 GMT https://validator.w3.org/feed/docs/rss2.html PeerTube - https://stream.echo6.co https://stream.echo6.co/client/assets/images/icons/icon-512x512.png https://stream.echo6.co/videos/watch/3ba3add2-275a-447c-bfbd-0694aa34b207 All rights reserved, unless otherwise specified in the terms specified at https://stream.echo6.co/about and potential licenses granted by each content's rightholder.