Path: utzoo!utgpu!news-server.csri.toronto.edu!mailrus!wuarchive!cs.utexas.edu!romp!auschs!cello!d75!awdprime!seeley.austin.ibm.com!seeley From: seeley@seeley.austin.ibm.com (/100000) Newsgroups: comp.sys.ibm.pc.rt Subject: Re: MAXTOR XT-480E Disks in RT 6150/125 Summary: Need short index pulse option installed. Keywords: MAXTOR, IBM, RT, ESDI Message-ID: <3101@awdprime.UUCP> Date: 9 Aug 90 14:26:33 GMT References: Sender: news@awdprime.UUCP Followup-To: cs.utexas.edu!ibmaus!auschs!seeley.austin.ibm.com!seeley Organization: IBM AWD, Austin Lines: 80 In article ehrlich@psuvax1.cs.psu.edu (Dan Ehrlich) writes: >Hello. We recently purchased some additional MAXTOR XT-480E disk >drives to install into our RT 6150/125 system. Unfortunately the RT >diagnostics do not recognize the disk as a H310. The stand-alone format >utility on the Installation MiniRoot finds the disk but can not read or >write to it. After closer inspection of a working drive from IBM and a >drive from MAXTOR we noticed the following differences. I was hoping >that some individual out there could shed some light on why the MAXTOR >drives do not work. > ... >-- >Dan Ehrlich /Voice: +1 814 863 1142/FAX: +1 814 865 3176 (Forwarding response from Tom Forrer, IBM Austin:) - - - - - FROM: T R FORRER T/L 678-5138 DEPT F50 / BLD 045,ZIP = 4326 AUSTIN, TX 78759 The Maxtor drive in question does not have the short Index pulse that is required by the EESDI controller. The customer needs to contact Maxtor to find out how to get the short Index Pulse feature installed on their drive. (It may require an added jumper or an component and wire adds depending upon the level of the drive electronics card.) REGARDS, TOM Newsgroups: sender Subject: Re: MAXTOR XT-480E Disks in RT 6150/125 Summary: Expires: References: Sender: Followup-To: Distribution: Organization: IBM AWD, Austin Keywords: MAXTOR, IBM, RT, ESDI In article ehrlich@psuvax1.cs.psu.edu (Dan Ehrlich) writes: >Hello. We recently purchased some additional MAXTOR XT-480E disk >drives to install into our RT 6150/125 system. Unfortunately the RT >diagnostics do not recognize the disk as a H310. The stand-alone format >utility on the Installation MiniRoot finds the disk but can not read or >write to it. After closer inspection of a working drive from IBM and a >drive from MAXTOR we noticed the following differences. I was hoping >that some individual out there could shed some light on why the MAXTOR >drives do not work. > ... >-- >Dan Ehrlich /Voice: +1 814 863 1142/FAX: +1 814 865 3176 (Forwarding response from Tom Forrer, IBM Austin:) - - - - - FROM: T R FORRER T/L 678-5138 DEPT F50 / BLD 045,ZIP = 4326 AUSTIN, TX 78759 The Maxtor drive in question does not have the short Index pulse that is required by the EESDI controller. The customer needs to contact Maxtor to find out how to get the short Index Pulse feature installed on their drive. (It may require an added jumper or an component and wire adds depending upon the level of the drive electronics card.) REGARDS, TOM -- # Brian D. Seeley (512) 823-4447 (IBM) 793-4447 # cs.utexas.edu!ibmaus!auschs!seeley.austin.ibm.com!seeley # SEELEY at AUSVMQ Opinions stated here do not necessarily # IBM AWD, Austin TX reflect official IBM or AWD policy.