Hi Florin. It's in the "Setting Up Your PowerMac G4 (Dual)" manual that comes with newer dual processor G4's, available as a PDF at: http://docs.info.apple.com/article.html?artnum=50018 Basically it states that if the drive you're installing is preset for CS, you should set it that way. Regards, John Wilson On Sunday, September 28, 2003, at 06:26 PM, Florin Alexander Neumann wrote: > > On Sunday, Sep 28, 2003, at 00:08 Canada/Eastern, John Wilson wrote: > >> From what I've read here in these lists and on Apple's web site, all >> ATA drives should use the cable sellect (CS) jumper settings. > > Could you post the Apple reference that suggest all ATA drive should > use cable select? > > f