On Sun, 10 Jan 2010 12:11:37 -0500, James Knott wrote: > Dotan Cohen wrote: >>> Also, ensure the power is disconnected while cleaning a computer. >>> >>> >> Actually, if I don't have a ground-only cable handy (that I made from a >> regular power cable) then I prefer to leave the electricity connected >> so long as I'm not working on the motherboard, especially at people's >> homes where I might be standing on carpet, etc. The dangerous current >> is all in the sealed PSU, and the ground circuit will help prevent >> static-related problems (which tend to kill memory, but not all at >> once). >> >> >> > That is why I said to touch the case with the other hand. The problem > is the static potential between you and the computer. Touching a bare > metal part of the case will dissipate the static electricity to the > case. Connecting the case to the power ground will do nothing to reduce > any static between you and the computer. Also, having the computer > plugged in means there are some powered components, even when the > computer is switched off. Many computers do not have the rear panel > switch that can be used to kill the power completely.
For $10 I bought a neat little toy. There's a strap that goes around the wrist with a metal plate under part of it. The other end is an alligator clip to attach to the case. Static solved. Or at least that's what the package says. mcm --------------------------------------------------------------------- To unsubscribe, e-mail: [email protected] For additional commands, e-mail: [email protected]
