> For all the information you will ever? need on Hewlett-Packard DDS
> Tape drives try the following Web Site
> http://www.hp.com/tape/c_switch.html it descibes switch settings and
> the MRS setting, but my understanding is that once a tape has been
> formatted by MRS there is no way to reverse it. With MRS "ON" Non-MRS
> formatted tapes will appear as read-only. Is this a Hewlett-Packard
> value add??
>
> ===================================
> Disclaimer: The opinions expressed in this email are not necessarily
> the opinions of my employer
> ===================================
> Neil Smith
> Centari Systems
> Tel: +61-2-9959-4545
> Fax: +61-2-9959-4515
> E-Mail: [log in to unmask]
> WWW: http://www.centari.com.au
> ===================================
>
>
> -----Original Message-----
> From: Ewart North [SMTP:[log in to unmask]]
> Sent: Wednesday, February 11, 1998 8:28 AM
> To:   [log in to unmask]
> Subject:      Re: Help W/DDS-2 Tape Drive
>
> We use an HP3000 with DDS-2 tapes.  We regularly write 60m, 90m and
> 120m
> Dats, using compression on some Dats (In house backups) and no
> compression on others (when we send new versions of our software to
> customers).   The Dats have to be MRS (having the 4 ||||) printed on
> them
> but we can still read the original DDS1 Dats.  We use the HP program
> DEVCTRL to turn compression on and off.
>
>  -----Original Message-----
> From: [log in to unmask]
> Sent: 11 February 1998 14:16
> To: [log in to unmask]
> Subject: Re: Help W/DDS-2 Tape Drive
>
>  << File: ENVELOPE.TXT >>
>
> ----------------------------------------------------------------------
> ----
>  --
> Denis St-Amand writes:
>
> >DDS2 drives will "love" older tapes if it cant recognize it.  Those
> tapes
> >MUST be wear the "Media Recognition System".  Even with old HP tapes,
> we
> >got problems.  We found that only those with 4 vertical bars on them
> (||||)
> >could be written in a DDS2 tape drive.
>
> I've heard about those MRS tapes and have tried them without success
> in
> our
>
> tape drive.  It will *not* write to any tape of less than 90M length,
> regardless
> of MRS, ||||, or anything else.
>
> Jim Phillips                            Manager of Information Systems
> E-Mail: [log in to unmask]      Therm-O-Link, Inc.
> Phone: (330) 527-2124                   P. O. Box 285
>   Fax: (330) 527-2123                   Garrettsville, Ohio  44231