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From: Vladimir Grebenschikov <vova@fbsd.ru>
To: Josef Karthauser <joe@FreeBSD.org>
In-Reply-To: <20060210105603.GD983@genius.tao.org.uk>
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Date: Tue, 07 Mar 2006 20:27:01 +0300
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Sender: Vladimir Grebenschikov <vova@vbook.fbsd.ru>
Cc: freebsd-acpi@freebsd.org
Subject: Re: Sony VGN-A290 screen - power down?
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=F7 =D0=D4, 10/02/2006 =D7 10:56 +0000, Josef Karthauser =D0=C9=DB=C5=D4:
> Hi guys,
>=20
> Is there any news on screen handling for sony laptops, especially
> the VGN-A290?  My machine suspends ok, but although the backlight
> goes off the screen itself stays powered up and the battery life
> isn't reduced.

Hi,=20

I have VAIO Z1.
It turns backlight off with usual dpms control under X (like: xset dpms
30)

Does your Notebook awakes without problems after suspend ?
Mine is never returns from suspend. Any hints on awake ?

> I'm running=20
>     FreeBSD foobar.tao.org.uk 6.0-STABLE FreeBSD 6.0-STABLE #23
>=20
> with acpi_video.ko and acpi_sony.ko loaded.
>=20
> The sony module shows up as:
>=20
> % sysctl -a | grep sony
>     dev.acpi_sony.0.brightness: 4
>     dev.acpi_sony.0.ctr: 0
>     dev.acpi_sony.0.pcr: 0
>     dev.acpi_sony.0.wdp: 1280
>     dev.acpi_sony.0.cdp: 0
>     dev.acpi_sony.0.%desc: Sony notebook controller
>     dev.acpi_sony.0.%driver: acpi_sony
>     dev.acpi_sony.0.%location: handle=3D\_SB_.PCI0.SBRG.SNC_
>     dev.acpi_sony.0.%pnpinfo: _HID=3DSNY5001 _UID=3D0
>     dev.acpi_sony.0.%parent: acpi0
>=20
> Any hints would be greatfully received.
>=20
> Thanks,
> Joe
--=20
Vladimir B. Grebenschikov
vova@fbsd.ru