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frugal technology, simple living and guerrilla large-appliance repair
Thu, 21 Feb 2013

Aftermarket replacement battery on the cheap for the Lenovo G555

I've had the Lenovo G555 for about 2 3/4 years at this point, and I've had another part fail -- the battery.

A laptop battery losing its ability to hold a charge after two years is by no means unusual.

Laptop batteries can be pricey. I've seen them go for -- and that's for a computer that's worth maybe .

When my LCD power inverter went when I had the Lenovo for about two years -- a bit early -- and I was able to replace what is usually a part by spending and change on eBay, I decided to look around before committing to a new battery.

I saw aftermarket batteries going for anywhere from to . That's quite a range. Some claimed to be better. Those offered a two-year warranty. Most of the time, it would take another to in shipping to complete the transaction.

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Tue, 31 Jan 2012

Laptop overheating, causing thermal shutdown during prolonged, CPU-intensive tasks

I've had my Lenovo G555 laptop (AMD Athlon II at 2.1 GHz) for nearly two years, and recently I've been experiencing thermal shutdowns while running prolonged, CPU-intensive tasks in Debian Squeeze.

Perhaps ironically but probably totally explainable, watching Flash video is not one of these tasks. I can watch Flash-delivered content in Hulu all night, and the Lenovo is fine.

The laptop overheats and shuts down when doing two things:

  • Java-heavy tasks like listening to networked, software-defined-radio sites like http://w4ax.com

  • Rendering videos in OpenShot

Two things that are very CPU-intensive, indeed.

So what did I do about this?

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