Viewsonic VA1930WM repair

Yet another dead monitor made its way into the Kuzyatech lab. A 2007 vintage Viewsonic VA1930WM monitor that stopped turning on.The symptoms were classic- power on light cycles on and off, but the screen stays dark,while a faint repeating squeal can be heard from the unit. Sounds very much like that Samsung  LN32A330 I fixed recently. Time to take it apart!  Continue reading

Reviving an IBM ThinkPad X31

This is an old repair I did a while ago and posted on thinkpads forums.  Reposting here to put it all under one roof. We have quite a few IBM Thinkpads X31 in the family. They are built like a tank and work well enough to keep using them despite 2003-2004 datecodes. One day two of them started exhibiting identical symptoms- they would just refuse to turn on. No lights, fans or other signs of life. Luckily I stumbled on a schematic on the web, so that was a good starting point.

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Samsung LCD TV repair

You’d think after almost a decade of blown caps on motherboards, that the OEMs would finally take care of that? Yeah, sure. I got my hands on a Samsung LN32A330 TV, made in June 2008. Pretty much a brand new thing as far as TVs go. Main complaint- it stopped turning on. So I plug it into my trusty Kill-A-Watt meter and try to power up. I see that it’s trying to draw some current, but then shuts down. Continue reading