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Article #1336

Re: Popping noise in switching OS/2 <-> Dos box

#1336
From: Steve Harrold
Date: Tue, 06 Mar 1990 15:22
19 lines
1307 bytes
Re: Popping noise on screen 

>>> How come when I switch back and forth with Alt-Esc among my sessions,
>>> when I end up in my Dos box I hear a little popping noise from my
>>> 8513 screen?  This has happened pretty consistently since I got this
>>> PS/2-70 (last August).  Is this indicative of a problem?

I, too, have noticed a small popping noise on some occasions, but not
in the environment mentioned.

It happens to me (sometimes) under DOS when the screen content undergoes
a dramatic change, say from a full screen editor in graphics mode, switching
back to the plain DOS prompt.  This has occurred with EGA and VGA monitors.

This has gone on for a couple of years without any apparent damage to
anything (except my peace of mind).

I would be very pleased to know what electronic/mechanical phenomenon is
going on.
Technical Details
Message-ID: <-283389995@hpcupt1.HP.COM>
Path: arc1-ca.pugleaf.net!utzoo!utgpu!jarvis.csri.toronto.edu!cs.utexas.edu!swrinde!zaphod.mps.ohio-state.edu!usc!ucsd!helios.ee.lbl.gov!pasteur!ucbvax!hplabs!hpda!hpcupt1!swh
References: <DKB.90Mar5152839@anquetil.cs.brown.edu>

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Path: arc1-ca.pugleaf.net!utzoo!utgpu!jarvis.csri.toronto.edu!cs.utexas.edu!swrinde!zaphod.mps.ohio-state.edu!usc!ucsd!helios.ee.lbl.gov!pasteur!ucbvax!hplabs!hpda!hpcupt1!swh
From: swh@hpcupt1.HP.COM (Steve Harrold)
Newsgroups: comp.os.os2
Subject: Re: Popping noise in switching OS/2 <-> Dos box
Message-ID: <-283389995@hpcupt1.HP.COM>
Date: 6 Mar 90 15:22:11 GMT
References: <DKB.90Mar5152839@anquetil.cs.brown.edu>
Organization: Hewlett Packard, Cupertino
Lines: 19