Cdrom drive access question

Dean Fujioka dean at poshawaii.com
Wed Feb 6 15:49:24 PST 2002


Thanks-- I'll check it tonite and implement your suggestions.

Aloha,
dean

----- Original Message -----
From: "MonMotha" <monmotha at indy.rr.com>
To: "Linux & Unix Advocates & Users" <luau at list.luau.hi.net>
Sent: Wednesday, February 06, 2002 1:14 PM
Subject: [luau] Re: Cdrom drive access question


> The SCSI card should also have termination enabled to terminate that end
> of the chain.  SCSI needs termination at each end of the chain.
>
> If your HDD or other drive (ONLY the one at the end of the chain)
> doesn't have built in termination, you will need to acquire a terminator
> to put on that end of the chain.
>
> --MonMotha
>
> Dean Fujioka wrote:
>
> > Mingsinator and MonMotha,
> > I guess this means checking on the drive itself (it's internal) for a
jumper
> > that enables termination. Does this mean that I also disable the SCSI
card
> > termination (via the CTRL-A)? It should (I hope) be set already, but I
won't
> > get a chance to check into the hardware until I get home tonite after
work
> > and class.
> > thanks
> >
> > dean
> >
> >
> > ----- Original Message -----
> > From: "Jeff Mings" <jeffm at lava.net>
> > To: "Linux & Unix Advocates & Users" <luau at list.luau.hi.net>
> > Sent: Tuesday, February 05, 2002 5:03 PM
> > Subject: [luau] Re: Cdrom drive access question
> >
> >
> >
> >>Deanmeister!
> >>
> >>    If I recall correctly, an active terminator terminates each scsi
> >>line with the equivalent of mini voltage-regulator ICs, rather than
> >>simple resistors/diodes, which are much less precise and don't always
> >>work with the newer super-duper SCSI types, like ultra160.  Most
> >>terminators are the simple passive ones.
> >>    If your zip device is one of the blue external guys, there's a
> >>switch on the back that lets you use it to terminate one end of the
> >>chain.  Then you'll only need a terminator for the other one.
> >>
> >>-Jeff Mings
> >>
> >
> > ----- Original Message -----
> > From: "MonMotha" <monmotha at indy.rr.com>
> > To: "Linux & Unix Advocates & Users" <luau at list.luau.hi.net>
> > Sent: Tuesday, February 05, 2002 4:52 PM
> > Subject: [luau] Re: Cdrom drive access question
> >
> >
> >
> >>Oh, if you don't have a terminator at all on the chain, check to make
> >>sure that the last drive on the chain is terminating properly.  If not,
> >>you're operating a SCSI chain without ANY termination and this is never
> >>a good thing :)
> >>
> >>--MonMotha
> >>
> >>
> >>
> >
> >
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>
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