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Path: sserve!newshost.anu.edu.au!harbinger.cc.monash.edu.au!bunyip.cc.uq.oz.au!munnari.oz.au!ihnp4.ucsd.edu!dog.ee.lbl.gov!agate!darkstar.UCSC.EDU!cats.ucsc.edu!swang From: swang@cats.ucsc.edu (Armand) Newsgroups: comp.os.386bsd.questions Subject: Re: FreeBSD and Adaptec 1542CF SCSI Date: 2 Dec 1994 18:23:49 GMT Organization: University of California, Santa Cruz Lines: 25 Message-ID: <3bnonl$ov2@darkstar.UCSC.EDU> References: <3b2u2e$27u@scoob.xap.com> <Roy-2711942134250001@adept.cts.com> <AMBRISKO.94Nov28101642@tasha> <3bg6qe$5nn@venus.mcs.com> NNTP-Posting-Host: si.ucsc.edu > >The early 1542C cards came with really lame line drivers for the SCSI >logic lines. As a result you have to be really careful with cables and >termination (Which is what the other posters have said). The 1542B >cards on the oher hand have line drivers that were made like old >Schwinn Bicycles (e.g. build to go through a nuclear war and still >work). Clean up your terminatiand cable lengths (3 Meters is the maximum >from end to end) and see if this fixes the problem. Also contact >Adaptec and see if they have any relief on the card. > > C. > > i have had similar problems with my 1542B controller with FBSD2.0 I am unable to boot because i get some sort of parity error on my scsi host, freebsd says the hardware failed. if i force ignore and boot up i get the AHA timeout errors. my scsi cable is a bit under 3.5ft. i might also add that i successfully use this same card with OS/2, windows nt, dos, and linux. i think the card is fine. any suggestions?