Hi, Thanks for the answers. Well actually we figured out that it would be better to use a ready made casing for our requirement and not a custom built one...We would probably look for enclosures on budind.com for that..anyway we would be going in for metallic casing..so all your answers would help.
Thanks Ranjith nicodache wrote: > Hello, > > I'd add that on some "commecial" motherboard (asus, msi, etc), not all > the mouting holes are connected together, I've heard about motherboard > that died of surge problems with some mouting holes unused. However, I > don't know how the mouting holes are on soekris hardware. > > anyway, if you make yourself a case, you might think of using standard > mouting brassed screws/spacers, and in that case, you won't have this > kind of problems > > (and if you make yourself a case, would you mind share your case plans > with us ?) > > On 6/13/07, Poul-Henning Kamp <[EMAIL PROTECTED]> wrote: > >> In message <[EMAIL PROTECTED]>, Ranjith writes: >> >>> Hi, >>> >>> We have purchased Net4826-50 board and case from Soekris. We would be >>> mounting the board in another custom built casing. >>> Please guide as to whether we can either use metallic or non-metallic >>> mounting plate for the same? Would the choice of the mounting plate >>> material really matter? >>> >> Depends what exactly you are doing with it, it's hard to give >> blanket advice about something like that. >> >> You need to decide up front if you want your (presumably) metalic >> enclosure to have electrical connection to the GND potential of >> the 4826. >> >> Choosing that this should _not_ be the case puts your soekris >> at a healthy danger because it will have to take all static >> electricity spikes on its own, whereas if you keep a common >> reference potenential for the entire enclosure the box will >> usually take the hit. >> >> Having decided what to do about your reference potential, you need >> to figure out how to do it. A metalic mounting plate with metalic >> spacers is normally an OK reference connection, if you use isolating >> spacers or isolated mounting plate, you would need to add a wire >> from one of the mounting holes on the soekris to your reference >> potential. >> >> -- >> Poul-Henning Kamp | UNIX since Zilog Zeus 3.20 >> [EMAIL PROTECTED] | TCP/IP since RFC 956 >> FreeBSD committer | BSD since 4.3-tahoe >> Never attribute to malice what can adequately be explained by incompetence. >> _______________________________________________ >> Soekris-tech mailing list >> [email protected] >> http://lists.soekris.com/mailman/listinfo/soekris-tech >> >> > _______________________________________________ > Soekris-tech mailing list > [email protected] > http://lists.soekris.com/mailman/listinfo/soekris-tech > -- _____________________________________________________________ Thanks & Regards Ranjith Amrita Research Labs Amrita Vishwa Vidyapeetham Amritapuri P.O Kollam, Kerala - 690525 Ph:0476-2896318/2896328 Extn: 4102 http://arl.amrita.edu _______________________________________________ Soekris-tech mailing list [email protected] http://lists.soekris.com/mailman/listinfo/soekris-tech
