Re: TP-755CX screen dims using battery

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From: MORTON G HARMATZ (harmatz_at_psych.umass.edu)
Date: Fri Aug 11 1995 - 16:06:22 EDT


It isn't a bug it's a feature!! If your CX is the same as my 755C the
screen dimming is meant to help with power management. You can chnge
to a bright screen under battery power by typing "ps2 br n" at
the DOS prompt. If you want the battery saving dim feature enter "ps2
br e" ( the n and e are for normal and economy). By the way since br e
Is the default anytime you reset the machine back to factory defaults
you will be back to the brightness economy

> The screen on my new SVGA TP-755CX dims considerably
> whenever I remove the AC power cord and it switches to
> battery power. This happens even when the Li-ion battery
> shows a 100% charge, and the computer is configured for
> "High Performance" under battery power.
>
> My questions:
>
> - is this normal, or do I perhaps have a weak battery?
>
> - if it is normal, then is there any way to circumvent
> this dimming, even if it shortens battery life?
>
> Thanks! -- Joseph
>
> Joseph Manning / Computer Science / Vassar College / manning_at_cs.vassar.edu
>


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