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- Newsgroups: comp.sys.ibm.pc.hardware
- Subject: Re: using an (RLL) ST-238 drive with an MFM controller
- Message-ID: <1993Jan25.164545.1@ualr.edu>
- From: djlewis@ualr.edu
- Date: 25 Jan 93 16:45:45 GMT
- References: <106476@netnews.upenn.edu>
- Distribution: usa
- Organization: University of Arkansas at Little Rock
- Nntp-Posting-Host: spider.ualr.edu
- Lines: 27
-
- In article <106476@netnews.upenn.edu>, tony@scotty.dccs.upenn.edu (Anthony Olejnik) writes:
- > I have an Adaptec RLL controller and a Seagate (RLL) ST238 drive.
- > Either the controller or the drive (or both) is bad.
- > Since I don't have an extra RLL controller or RLL drive, Its difficult
- > to trouble shoot.
- >
- > Since I'm under the impression the ST238 (RLL) drive is the same
- > as Seagate's ST225 (MFM) drive (with the difference being something
- > along the lines of different platter surface density), I'd like to
- > use a known good MFM controller to test the ST238.
- >
- > Q: Can I use a MFM controller with the ST238?
- > (I understand that after low-level formatting, the storage will
- > be reduced (from the ~30Meg using RLL to ~20M using MFM). However,
- > that's OK by me.)
- >
- Yes you are on the right track. It should work MFM. The specs are:
- 615 cylinders, 4heads, write precomp N/A (616), reduced write current N/A(616),
- parking 670.
- > Any help would be *GREATLY* appreciated.
- > Thanks in advance.
- You are welcome.
- >
- > --tony
- >
- Don Lewis
- <djlewis@ualr.edu>
-