CRT display on Thinkpad?

[James Knott]

William O'Higgins wrote:
> On Wed, Apr 20, 2005 at 07:04:05AM -0400, Francois Ouellette wrote:
> 
> 
>>>Francois Ouellette wrote:
>>>
>>>>Hi all,
>>>>
>>>>Is there a way to activate the CRT output on a laptop? With Windoze
>>
>>there is
>>
>>>>function key to switch between LCD and external, how can we do it with
>>>>Linux?
>>>
>>>I find that on my ThinkPad, I have to switch before Linux starts.  On
>>>ThinkPads, you can switch with Fn & F7.
>>>--
>>
>>Hi,
>>
>>The Fn F7 sequence only seems to work with Windoze on my R31...
>>
>>After I posted my message I found the i810switch program which seem to do
>>the job.
> 
> 
> Interesting.  I have an old 600X, and the switch for that seems to be
> entirely hardware-based.  I just hit the Function+F7 key and it
> switches between the three modes (one screen, other screen, both screens).
> It's a shame that something that should be done in hardware is done in
> software on the newer machines.

I don't know if it's done in software or blocked by Linux.  I can switch 
before Linux starts, by hitting those keys, while waiting for the power 
up password.

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