Article View: comp.sys.ibm.pc.misc
Article #34Re: Two video cards in one PC
From: Andre D. Hoekstra
Date: Wed, 28 Oct 1992 15:09
Date: Wed, 28 Oct 1992 15:09
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In article <1992Oct27.142602.1@ualr.edu> djlewis@ualr.edu writes: >In article <jrsellec.720065251@syzygy>, jrsellec@socs.uts.edu.au (91066720 j r selleck) writes: >> mark@nickel.laurentian.ca writes: >> >> >>>Greetings, >> >>> I have a few questions regarding the coexistance of two video cards in >>>one computer. >> >>> I have a 386 in a portable (luggable) case which houses a CGA compatible >>>LCD screen. The LCD screen has a 20 pin ribbon cable going to the video card, >>>something I have never seen on other video cards. The card itself is a 8 bit >>>CGA card with a port for an external CGA monitor and the internal connector to >>>the LCD screen. DIP switches on the card allow me to choose between CGA on the >>>internal LCD or an external CGA monitor. My questions are: >> >>> 1) Can I add a VGA card to allow for an external VGA monitor when I >>> require it, then switch back to the CGA when I'm on the road? >> >>> 2) Can the two cards exist in the same machine? >> >>> 3) Is there a VGA card that can support a CGA-LCD and a VGA external >>> monitor? >> >>>Mark Lafontaine >>>Laurentian University >>>Sudbury, Ontario, Canada. >> >> >> Yes I belive they can exist in the same machine.. >> >> I am not sure how the programs differentiate between them, but I know that Borland C++ can use 2 monitors,, the only restriction that they not be both VGA. >> >> James >> >James is correct, But generally one card is MONO (original type that had lpt1:) >not HERCULES or CGA. If you can reset the CGA board to look like a MONO card >then it might help. >Don >djlewis@ualr.edu > I had a VGA and CGA card in my 386/SX once: VGA-card switched automagically to mode 7 (Hercules monochrome) I had a VGA and Hercules card in the same box (still have): VGA==VGA, but cannot emulate mode 7, Hercules==Hercules Andre-- -- There is no reason for any individual to have a computer in | Andre Hoekstra their home. (Ken Olson, Ex-President Digital Equipment, 1977) | Enschede -- NL
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Path: arc1-ca.pugleaf.net!sparky!uunet!pipex!warwick!uknet!mcsun!sun4nl!utrcu1!infnews!ahoekstr From: ahoekstr@cs.utwente.nl (Andre D. Hoekstra) Newsgroups: comp.sys.ibm.pc.misc Subject: Re: Two video cards in one PC Message-ID: <1992Oct28.150907.23832@cs.utwente.nl> Date: 28 Oct 92 15:09:07 GMT Sender: usenet@cs.utwente.nl Organization: Universiteit Twente, afd. WB/WA (NOT cs) Lines: 52 Nntp-Posting-Host: rijn