[ltp] Simultaneous External and LCD display on T21
D. Sen
linux-thinkpad@www.bm-soft.com
Wed, 11 Apr 2001 13:22:25 -0400
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Keith Frechette wrote:
>
> D. Sen wrote:
> >>
> I can't seem to be able to have both my LCD and external CRT display
> on
> at the same time. Cycling through Fn+F7, I can get one or the other.
> (This isnt even an X issue, as I have the problem even with just a
> console display ...i.e right after booting, before entering startx.)
>
> Just to be sure that it wasnt a hardware problem, I tried out the
> Fn+F7
> cycling on Window$. As on my old TP600, it has 3 states, LCD, CRT or
> both LCD+CRT.
>
> Does anyone know a solution to this? How about the T21s that came
> pre-installed with Caldera? I need both displays during presentations.
>
> <<
>
> I know of no problem with this with the Caldera-based preload models.
> In fact, we used a T21 with Caldera preload to drive Sam Palmisano's
> LinuxWorld keynote presentation, with the external monitor going to
> the main LinuxWorld projectors and the LCD allowing us to control the
> presentation from behind the scenes. Which X server version are you
> using? Also, does Tim Robert's "s3switch" utility properly enable
> simultaneously display of monitor and LCD?
>
X Server is Tim Roberts' XFree 4.0.x driver.
s3switch does not allow simultaneous display of the monitor and
LCD either.
This is something that I am observing even at the text console without
running X.
>
> -- Keith
>
> Keith Frechette
> Linux Development Lead, Mobile Computing Options and Software
> Development
> IBM Research Triangle Park, North Carolina
> kfrechet@us.ibm.com / 919-543-3761 / TieLine:441-3761
--
D. Sen, Room E167
AT&T Labs-Research
Shannon Laboratory
180 Park Ave.
Florham Park NJ 07932-0971
Ph: 973-360-8546
http://www.research.att.com/~dsen
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<br>Keith Frechette wrote:
<blockquote TYPE=CITE>
<br><tt><font size=-1>D. Sen wrote:</font></tt>
<br><tt><font size=-1>>></font></tt>
<br><tt><font size=-1>I can't seem to be able to have both my LCD and external
CRT display on</font></tt>
<br><tt><font size=-1>at the same time. Cycling through Fn+F7, I can get
one or the other.</font></tt>
<br><tt><font size=-1>(This isnt even an X issue, as I have the problem
even with just a</font></tt>
<br><tt><font size=-1>console display ...i.e right after booting, before
entering startx.)</font></tt>
<p><tt><font size=-1>Just to be sure that it wasnt a hardware problem,
I tried out the Fn+F7</font></tt>
<br><tt><font size=-1>cycling on Window$. As on my old TP600, it has 3
states, LCD, CRT or</font></tt>
<br><tt><font size=-1>both LCD+CRT.</font></tt>
<p><tt><font size=-1>Does anyone know a solution to this? How about the
T21s that came</font></tt>
<br><tt><font size=-1>pre-installed with Caldera? I need both displays
during presentations.</font></tt>
<br><tt><font size=-1><<</font></tt>
<p><font face="sans-serif"><font size=-1>I know of no problem with this
with the Caldera-based preload models. In fact, we used a T21 with Caldera
preload to drive Sam Palmisano's LinuxWorld keynote presentation, with
the external monitor going to the main LinuxWorld projectors and the LCD
allowing us to control the presentation from behind the scenes. Which X
server version are you using? Also, does Tim Robert's "s3switch" utility
properly enable simultaneously display of monitor and LCD?</font></font>
<br> </blockquote>
X Server is Tim Roberts' XFree 4.0.x driver.
<p>s3switch does not allow simultaneous display of the monitor and LCD either.
<p>This is something that I am observing even at the text console
without running X.
<blockquote TYPE=CITE>
<br><font face="sans-serif"><font size=-1>-- Keith</font></font>
<p><font face="sans-serif"><font size=-1>Keith Frechette</font></font>
<br><font face="sans-serif"><font size=-1>Linux Development Lead, Mobile
Computing Options and Software Development</font></font>
<br><font face="sans-serif"><font size=-1>IBM Research Triangle Park, North
Carolina</font></font>
<br><font face="sans-serif"><font size=-1>kfrechet@us.ibm.com / 919-543-3761
/ TieLine:441-3761</font></font></blockquote>
<p><br>--
<br>D. Sen, Room E167
<br>AT&T Labs-Research
<br>Shannon Laboratory
<br>180 Park Ave.
<br>Florham Park NJ 07932-0971
<br>Ph: 973-360-8546
<br><a href="http://www.research.att.com/~dsen">http://www.research.att.com/~dsen</a>
<br> </html>
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