Relay-Version: version B 2.10 5/3/83; site utzoo.UUCP Posting-Version: version B 2.10 5/3/83; site hp-pcd.UUCP Path: utzoo!linus!philabs!seismo!hao!hplabs!hp-pcd!peter From: peter@hp-pcd.UUCP Newsgroups: net.unix-wizards Subject: mixing 256k & 1M memory boards - (nf) Message-ID: <1368@hp-pcd.UUCP> Date: Wed, 20-Jul-83 03:26:15 EDT Article-I.D.: hp-pcd.1368 Posted: Wed Jul 20 03:26:15 1983 Date-Received: Thu, 21-Jul-83 21:38:17 EDT Sender: netnews@hp-pcd.UUCP Organization: Hewlett-Packard, Corvallis OR Lines: 22 #N:hp-pcd:19500001:000:606 hp-pcd!peter Jul 19 12:26:00 1983 We have heard conflicting testimony on whether or not you can mix the old-style DEC 256k memory boards with the new DEC 1M memory boards in the same VAX-750 CPU under 4.1bsd (given new controller and backplane, of course). Some sources say it is a simple jumper change (explained in DEC documentation), but DEC sales says it cannot be done. We would appreciate comments from anyone who has actually done it or someone who has hard evidence that it cannot be done. Thanks, Brian Phillips ...ucbvax!hplabs!hp-pcd!brian ...harpo!hp-pcd!brian ...ogcvax!hp-pcd!brian