Path: utzoo!utgpu!news-server.csri.toronto.edu!rutgers!usc!zaphod.mps.ohio-state.edu!rpi!leah!dfp10 From: dfp10@leah.Albany.Edu (dfp10) Newsgroups: comp.sys.ibm.pc.hardware Subject: Turbo (?12 MHz) hang up with expanded memory on PC AT Keywords: AT expanded memory turbo Message-ID: <3515@leah.Albany.Edu> Date: 11 Aug 90 10:26:51 GMT Organization: The University at Albany, Computer Services Center Lines: 6 I changed my Lim 3.1 expanded memory board to Lim 4.1 and since then have found that I cannot use the Turbo switch on my PC AT 286 clone without getting hangups (unless I remove TSR programs -NFSnet (TN3270), QMS postscript download and a Russian dictionary) or else I get NMI errors in Word Perfect 5.1. Does my machine need frequency adjustment? It also will not format a 360K drive with the Turbo switch on. Don -- Donald F. Parsons MD, PhD, 150 Mosher Rd, DelmarNY 12054 (518)474-7047 Wadsworth Center L.&R.,Empire State Plaza,Albany, NY 12201-0509 Bitnet:dfp10@albnyvm1 Internet:dfp10@uacsc2.albany.edu Usenet:dfp10@leah.albany.edu Compuserve: 71777,212