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Re: Hello
On Wed, 08 Apr 1998 20:53:07 +0000, Paul Ricker wrote:
>Hello!
>
>Thanks for adding me to the list.
>
>About a month and a half ago I bought my TP701CS from IBM's
>refurbished PC website. Perhaps it belonged to someone on this
>list...
>
>Anyway, it's a DX4/75, DSTN, with 40 Mb RAM (upgraded from 16) and
>a 540 Mb drive. I'm thinking of getting a 1.4 Gb or 2.1 Gb drive.
>I use the internal modem at home and a LinkSys Ethernet PC-card at
>work, and my wife's clunky PC-card CDROM (2X, made by EXP) lets me
>install software. I'm running Red Hat Linux 5.0, but occasionally
>boot into Win 3.1 to run Maple (our university has a site license
>which lets one get Maple for Windows or Macintosh for $15, but it
>doesn't cover the Linux version :< ).
>
>A nice machine, and with 40 Mb, quite usable. I didn't expect to
>run 3D hydrodynamical simulations on it anyway.
>
>I do have one question: on startup (during the memory test), the
>machine emits a high-pitched whine which goes away once the lilo
>message appears. If I turn up the LCD brightness to maximum, it
>returns. The brightness control doesn't seem to have any effect
>anyway, so I typically keep it turned down. So I guess I really
>have two questions: (1) is this an indication of impending LCD
>failure, or just an annoying quirk, and (2) does the brightness control
>work on anyone else's machine? The contrast control seems to work
>just fine, and I've simply relied on that to adjust the readability
>of the screen.
It could be a problem with the inverter's power supply. Try to see if it comes from the right
hand top side of the LCD bezel (looking at the LCD). Conversly, it could also be the DC-DC board
inside the unit as well.
--
Paul Khoury <pkhoury@loop.com> http://pkhoury.dyn.ml.org
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