Repairs

A very interesting repair of an Agilent/Keysight U1273AX OLED display multimeter. It had two distinct unrelated faults. Ian Scott Johnston on The Amp Hour: https://theamphour.com/643-calibration-repair-with-ian-johnston/ Forum: https://www.eevblog.com/forum/blog/eevblog-1564-agilentkeysight-u1273ax-multimeter-repair/ 00:00 – Faulty Agilent / Keysight U1273AX OLED display multimeter 01:36 – Battery leakage, OF COURSE! 04:26 – Bottom of PCB 05:47 – …

Searching for another blown SMD component. Twitter thread: https://twitter.com/PoiSolutionsLLC/status/1652769442080620549 00:00 – Failed Hantek 2000 handheld oscilloscope 02:08 – PCB location is your best clue 04:21 – Voltage regulator maybe? 06:01 – You gotta ask yourself, do I feel lucky? Well, do you, punk? 07:38 – Dialing in that google foo …

This Ebay Toshiba T1000LE vintage DOS In ROM laptop repair turned out looking promising until, well, it didn’t… Forum: https://www.eevblog.com/forum/blog/eevblog-1527-toshiba-t1000le-dos-vintage-laptop-repair-hell/ 00:00 – THE laptop that cointed the term Notebook, the Toshiba T1000 series 05:46 – It obsoleted the Tandy 100 and Tandy 200 07:00 – Powering up 10:16 – Opening …

Part 2 of the BM786 troubleshooting repair, proving it’s the processor at fault. Forum: https://www.eevblog.com/forum/blog/eevblog-1520-troubleshooting-a-faulty-bm786-multimeter/ Youtube: Podcast: Download

Looking at a faulty returned BM786 multimeter. Warning: Some components were harmed in the making of this video. Forum: https://www.eevblog.com/forum/blog/eevblog-1520-troubleshooting-a-faulty-bm786-multimeter/ Youtube: Podcast: Download