Mac II ROM Interchangeability? — #3 As LCGuy relates, in addition to insertion of the replacememt ROM chips: HI (342-0639) at C13 MED HI (342-0640) at C12 MED LO (342-0641) at E13 LO (342-0642) at E12 the IWM ch… 68kMLA 68k by equill Mon, 21 Sep 2009 - 10:29