From owner-freebsd-hackers Fri Dec 30 14:01:37 1994 Return-Path: hackers-owner Received: (from root@localhost) by freefall.cdrom.com (8.6.9/8.6.6) id OAA01364 for hackers-outgoing; Fri, 30 Dec 1994 14:01:37 -0800 Received: from inet-gw-1.pa.dec.com (inet-gw-1.pa.dec.com [16.1.0.22]) by freefall.cdrom.com (8.6.9/8.6.6) with SMTP id OAA01358 for ; Fri, 30 Dec 1994 14:01:35 -0800 Received: from muggsy.lkg.dec.com by inet-gw-1.pa.dec.com (5.65/10Aug94) id AA19434; Fri, 30 Dec 94 13:51:35 -0800 Received: from whydos.lkg.dec.com by muggsy.lkg.dec.com (5.65/DEC-Ultrix/4.3) with SMTP id AA21125; Fri, 30 Dec 1994 16:47:23 -0500 Received: from localhost (localhost [127.0.0.1]) by whydos.lkg.dec.com (8.6.8/8.6.6) with SMTP id RAA18606; Fri, 30 Dec 1994 17:55:21 -0500 Message-Id: <199412302255.RAA18606@whydos.lkg.dec.com> X-Authentication-Warning: whydos.lkg.dec.com: Host localhost didn't use HELO protocol To: "Christoph P. Kukulies" Cc: freebsd-hackers@freefall.cdrom.com Subject: Re: digital hard drive problem (non FreeBSD specific) In-Reply-To: Your message of "Fri, 30 Dec 1994 19:44:30 +0100." <199412301844.TAA02850@gilberto.physik.rwth-aachen.de> X-Mailer: exmh version 1.5omega 10/6/94 Date: Fri, 30 Dec 1994 17:55:20 -0500 From: Matt Thomas Sender: hackers-owner@freebsd.org Precedence: bulk If you took the RZ25-E out of an Alpha, you will need to modify the jumpers so that it spins up on power-up. Drive front _________________________________ | [J---7| | PPPPP| | 54321| | | | | |J]P1 | |-]P2 | |-]P3 | |-]P4 | |-]P5 | |-]P6 | |-]P7 | |6]P8 | | | | | | | | P3[J| Jumper block J5 or J7 used | P2[-| to set the SCSI ID number | P1[5| +-------------------------------+ ID# P1 P2 P3 [_____________________][________] SCSI connector DCvoltages 0 OUT OUT OUT 1 OUT OUT IN 2 OUT IN OUT 3 OUT IN IN 4 IN OUT OUT 5 IN OUT IN 6 IN IN OUT 7 IN IN IN Jumper block J6 ---------------- P1 Selftest factory use only OUT P2 Spin up on power applictation OUT Wait for spin up command IN P3 Not used OUT P4 Write protect OUT P5 Parity check enabled IN P6 Reserved OUT P7 Drive supplies power to SCSIbus IN P8 Power to internal terminators IN Jumper block J7 ---------------- P4 Spindle sync option IN (Sync not used) P5 For remote LED indicator (P1,P2,P3 used for remote SCSI-ID switches.)