Relay-Version: version B 2.10 5/3/83; site utzoo.UUCP Posting-Version: version B 2.10 UW 5/3/83; site uw-beaver Path: utzoo!watmath!clyde!burl!ulysses!cbosgd!cbdkc1!desoto!packard!hoxna!houxm!vax135!cornell!uw-beaver!info-mac From: info-mac@uw-beaver (info-mac) Newsgroups: fa.info-mac Subject: ram repair - bad chip codes Message-ID: <2411@uw-beaver> Date: Mon, 3-Dec-84 01:14:04 EST Article-I.D.: uw-beave.2411 Posted: Mon Dec 3 01:14:04 1984 Date-Received: Tue, 4-Dec-84 19:17:19 EST Sender: daemon@uw-beave Organization: U of Washington Computer Science Lines: 15 From: decvax!mcnc!ecsvax!hes@uw-beaver.arpa To add to the information from George Schnurle, GFS@SU-AI.ARPA. Code 0001 0002 0004 0008 0010 0020 0040 0080 Bit 0 1 2 3 4 5 6 7 Code 0100 0200 0400 0800 1000 2000 4000 8000 Bit 8 9 10 11 12 13 14 15 For multiple chips bad, the codes add together (as hexadecimal numbers.) E.g., code A000 means chips 13 and 15 are bad. --henry schaffer north carolina state university