Path: utzoo!attcan!uunet!ginosko!gem.mps.ohio-state.edu!tut.cis.ohio-state.edu!pt.cs.cmu.edu!b.gp.cs.cmu.edu!ralf From: ralf@b.gp.cs.cmu.edu (Ralf Brown) Newsgroups: comp.sys.ibm.pc Subject: Re: COBOL, power cycles, and hard disks Keywords: COBOL for PCs, acceptable power cycling, manual disk parking Message-ID: <6626@pt.cs.cmu.edu> Date: 22 Oct 89 17:19:01 GMT References: <4005@cbnewsc.ATT.COM> <4267@ncsuvx.ncsu.edu> Distribution: na Organization: Carnegie-Mellon University, CS/RI Lines: 13 In article <4267@ncsuvx.ncsu.edu> unkydave@shumv1.ncsu.edu (David Bank) writes: }depends on the hard disk. Check with the manufacturer to find }out. Generally speaking, RLL drives are intrinsically auto-park, }while most MFM drives are not. My MFM ST4051 is most definitely autopark. I think the deciding factor is whether the head positioner is a stepper motor (nonparking) or voice coil (autoparking). -- {backbone}!cs.cmu.edu!ralf ARPA: RALF@CS.CMU.EDU FIDO: Ralf Brown 1:129/46 BITnet: RALF%CS.CMU.EDU@CMUCCVMA AT&Tnet: (412)268-3053 (school) FAX: ask DISCLAIMER? | _How_to_Prove_It_ by Dana Angluin What's that?| 2. Proof by Intimidation: "Trivial."