Path: utzoo!utgpu!news-server.csri.toronto.edu!cs.utexas.edu!sdd.hp.com!usc!ucsd!helios.ee.lbl.gov!hellgate.utah.edu!cc.utah.edu!cc.usu.edu!sl6x7 From: SL6X7@cc.usu.edu Newsgroups: comp.sys.ibm.pc.hardware Subject: AT&T Memory upgrade Message-ID: <28534@cc.usu.edu> Date: 19 Jul 90 17:34:16 GMT Lines: 6 X-Local-Date: 19 Jul 90 10:34:16 PDT I am trying to upgrade an old AT&T 6300 XT compatable from 256K to 640K. Is there any reason why I can't do this? If I can do I have to access the motherboard in the lower half of the chassis. I tried to open it once with-out success. I am more comfortable with the newer systems but agreed to try this for a friend. Thanks in advance. Edgar Tooley SL6X7@cc.usu.edu