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PoIIux · 06-20-2009, 09:03 PM

Is the COM1 port on the faulty machine by any chance disabled (under Device Manager, Ports, COM1, Properties).

Are you positive it's actually COM1 and not COM2 or COM3...?

06-20-2009, 09:03 PM	#4 (permalink)
PoIIux Registered User Join Date: Jun 2009 Posts: 27 OS: XP SP3	Re: a test for the com1 port Is the COM1 port on the faulty machine by any chance disabled (under Device Manager, Ports, COM1, Properties). Are you positive it's actually COM1 and not COM2 or COM3...?