From owner-freebsd-mobile@FreeBSD.ORG  Sun May 22 19:15:49 2005
Return-Path: <owner-freebsd-mobile@FreeBSD.ORG>
X-Original-To: freebsd-mobile@freebsd.org
Delivered-To: freebsd-mobile@freebsd.org
Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125])
	by hub.freebsd.org (Postfix) with ESMTP id 6830916A41C
	for <freebsd-mobile@freebsd.org>; Sun, 22 May 2005 19:15:49 +0000 (GMT)
	(envelope-from yauhwa@pacbell.net)
Received: from ylpvm29.prodigy.net (ylpvm29-ext.prodigy.net [207.115.57.60])
	by mx1.FreeBSD.org (Postfix) with ESMTP id 082A643D1F
	for <freebsd-mobile@freebsd.org>; Sun, 22 May 2005 19:15:48 +0000 (GMT)
	(envelope-from yauhwa@pacbell.net)
Received: from panther.yauhwa.com (adsl-63-200-40-106.dsl.snfc21.pacbell.net
	[63.200.40.106])
	by ylpvm29.prodigy.net (8.12.10 outbound/8.12.10) with ESMTP id
	j4MJFen0015052
	for <freebsd-mobile@freebsd.org>; Sun, 22 May 2005 15:15:40 -0400
From: Andrew Wu <yauhwa@pacbell.net>
Organization: Home
To: freebsd-mobile@freebsd.org
Date: Sun, 22 May 2005 12:15:44 -0700
User-Agent: KMail/1.8
References: <4290BB32.40100@pldrouin.net>
In-Reply-To: <4290BB32.40100@pldrouin.net>
MIME-Version: 1.0
Content-Type: text/plain;
  charset="iso-8859-1"
Content-Transfer-Encoding: 7bit
Content-Disposition: inline
Message-Id: <200505221215.44727.yauhwa@pacbell.net>
Subject: Re: How to turn off the backlight?
X-BeenThere: freebsd-mobile@freebsd.org
X-Mailman-Version: 2.1.5
Precedence: list
List-Id: Mobile computing with FreeBSD <freebsd-mobile.freebsd.org>
List-Unsubscribe: <http://lists.freebsd.org/mailman/listinfo/freebsd-mobile>, 
	<mailto:freebsd-mobile-request@freebsd.org?subject=unsubscribe>
List-Archive: <http://lists.freebsd.org/pipermail/freebsd-mobile>
List-Post: <mailto:freebsd-mobile@freebsd.org>
List-Help: <mailto:freebsd-mobile-request@freebsd.org?subject=help>
List-Subscribe: <http://lists.freebsd.org/mailman/listinfo/freebsd-mobile>,
	<mailto:freebsd-mobile-request@freebsd.org?subject=subscribe>
X-List-Received-Date: Sun, 22 May 2005 19:15:49 -0000

Did you add "Option  "DPMS" in the Monitor section of 
your /etc/X11/xorg.con file?

Andrew.

On Sun May 22 2005 10:02, Pierre-Luc Drouin wrote:
> Hi,
>
> I got a new Dell laptop (Precision M70). I would like to know how I
> can turn off the backlight of the LCD. The backlight doesn't turn off
> when I flip down the screen or when asked by xscreensaver.
>
> I've also tried the different sleep states without success. S1 and S2
> don't seem to be supported and I get "acpi0: device_suspend failed"
> when I try S3 or S4.
>
> Thanks
>
> FreeBSD 5.4-RELEASE #0: Thu May 19 23:21:03 EDT 2005
> ...
> acpi0: <DELL CPi R  > on motherboard
> acpi_timer0: <24-bit timer at 3.579545MHz> port 0x1008-0x100b on acpi0
> cpu0: <ACPI CPU (4 Cx states)> on acpi0
> acpi_throttle0: <ACPI CPU Throttling> on cpu0
> acpi_acad0: <AC Adapter> on acpi0
> acpi_cmbat0: <Control Method Battery> on acpi0
> acpi_cmbat1: <Control Method Battery> on acpi0
> acpi_lid0: <Control Method Lid Switch> on acpi0
> acpi_button0: <Power Button> on acpi0
> acpi_button1: <Sleep Button> on acpi0
> pcib0: <ACPI Host-PCI bridge> port 0xcf8-0xcff on acpi0
> acpi_tz0: <Thermal Zone> on acpi0
> atkbdc0: <Keyboard controller (i8042)> port 0x66,0x62,0x64,0x60 irq 1
> on acpi0
> sio0: <16550A-compatible COM port> port 0x3f8-0x3ff irq 4 flags 0x10
> on acpi0
> ...
> nvidia0: <Quadro FX Go1400> mem
> 0xde000000-0xdeffffff,0xc0000000-0xcfffffff,0xdd000000-0xddffffff irq
> 16 at device 0.0 on pci1
> _______________________________________________
> freebsd-mobile@freebsd.org mailing list
> http://lists.freebsd.org/mailman/listinfo/freebsd-mobile
> To unsubscribe, send any mail to
> "freebsd-mobile-unsubscribe@freebsd.org"

-- 

Best regards,
Andrew Wu.

//====================================================================//
// Andrew Yauhwa Wu                                yauhwa@pacbell.net //
//====================================================================//