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From: dlow@hpspcoi.HP.COM (Danny Low)
Newsgroups: comp.sys.ibm.pc
Subject: Re: Mysterious Dissapearing COM2:
Message-ID: <1640037@hpspcoi.HP.COM>
Date: 15 Dec 89 21:02:44 GMT
References: <903@crash.cts.com>
Organization: HP Lovecraft Division
Lines: 16

>I am at a total loss to explain what's happening with my COM port #2,
>If I power up the machine and do nothing, port 1 works fine, and port
>2 looks like it's there, when I start up a terminal emulator the DTR
>lite on my modem goes on, but when I type nothing goes to the modem,
>and nothing comes back, but if I run a diagnostic program called Checkit
>on this port, then I try to use the port all is fine.

I assume you are using a external modem. Is the modem and COM2:
set up the same? Are both 1200 baud (or whatever is the correct
baud rate), the same number of stop bits, data bits and parity?
Your symptons are typical of such a mismatch.

			   Danny Low
    "Question Authority and the Authorities will question You"
	   Valley of Hearts Delight, Silicon Valley
     HP SPCD   dlow%hpspcoi@hplabs.hp.com   ...!hplabs!hpspcoi!dlow