Path: utzoo!utgpu!watmath!clyde!att!rutgers!cmcl2!nrl-cmf!ukma!gatech!purdue!decwrl!sun!pitstop!sundc!seismo!uunet!mcvax!unido!rmi!kkaempf From: kkaempf@rmi.UUCP (Klaus Kaempf) Newsgroups: comp.sys.amiga Subject: Re: Bug in decision for PAL or NTSC Message-ID: <1326@rmi.UUCP> Date: 1 Dec 88 15:26:17 GMT References: <5714@louie.udel.EDU> Reply-To: kkaempf@rmi.UUCP (Klaus Kaempf) Organization: RMI Net, Aachen, W.Germany Lines: 12 In article <5714@louie.udel.EDU> BRENNER_%DULRUU51.BITNET@cunyvm.cuny.edu writes: : containes a routine which determines by several reads of the vertical : beam position if those extra 56 lines exist, and returns a value containing : the information if the machine is a PAL or NTSC Amiga. But what is the 'line frequency' pin from the power supply good for ?? Doesn't the Amiga check that line to decide if it should display PAL (50Hz) or NTSC (60Hz) ? I know for sure that the line frequency is checked during boot-time, since if you cut this line, your Ami won't boot ! Klaus