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Date: Mon, 21 Apr 2003 09:21:38 -0400 (EDT)
From: Robert Watson <rwatson@freebsd.org>
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To: Ben Laurie <ben@algroup.co.uk>
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cc: FreeBSD Current <freebsd-current@freebsd.org>
Subject: Re: Laptop update...
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On Mon, 21 Apr 2003, Ben Laurie wrote:

> > When you wake the box up again, try switching to another virtual console
> > and back again, and/or changing the display resolution using
> > ctrl-alt-[keypad + or -].
> 
> I've done that - it stays dark (though I _think_ I know that the console
> switch has worked, coz ctl-alt-del causes a clean reboot).

Hmm.  Too bad. :-)

> >  I've noticed similar things with my Dell
> > notebook, and seem to recall a discussion of this issue previously.
> > Basically, when things wake up, some piece of something forgets to power
> > the backlight back on again.  There may have been a kernel option floating
> > around to deal with this, but it's worth a try to see if that can kick
> > things into action.  If your notebook supports a CRT/LCD function key, you
> > could try fiddling that a few times to see if it jogs things back to life. 
> 
> I'll try that.
> 
> > Killing and restarting X might also do it?
> 
> That's a little tricky blind! 

Ctrl-alt-backspace?

Robert N M Watson             FreeBSD Core Team, TrustedBSD Projects
robert@fledge.watson.org      Network Associates Laboratories