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On 2/15/2011 10:30 AM, John Wesorick wrote:
<blockquote
cite="mid:AANLkTins17PzLcgoZ1BqFDDf6AbYo5=BqKxpnn_7vsyi@mail.gmail.com"
type="cite">
<p>I'm no expert, but it sounds to me like a bulb problem. A
burned out lamp will work for a couple minutes, then turn off,
but since it is only the backlight, you can still faintly see
the image. I've seen it a few times in monitors/TVs. Also, if
you wanted, I have an external floppy drive you could borrow
(Jenison).</p>
<p>----------------------------------------------------------------------------</p>
<p>Sent from my Android phone, please forgive my brevity</p>
<div class="gmail_quote">On Feb 15, 2011 10:23 AM, "Eric
Beversluis" <<a moz-do-not-send="true"
href="mailto:ebever@researchintegration.org">ebever@researchintegration.org</a>>
wrote:<br type="attribution">
> On 2/15/2011 9:15 AM, Michael Mol wrote:<br>
>> On Tue, Feb 15, 2011 at 2:29 AM, Eric Beversluis<br>
>> <<a moz-do-not-send="true"
href="mailto:ebever@researchintegration.org">ebever@researchintegration.org</a>>
wrote:<br>
>>> On Thu, 2010-11-25 at 08:22 -0500, Eric Beversluis
wrote:<br>
>>> Just today the screen popped back on after not
working for several<br>
>>> weeks. During that time, there would occasionally
be a flicker of life<br>
>>> in the screen (typically the Lenovo splash screen
showing just for a<br>
>>> second or so); there seems always to be a very
faint image (eg, I can<br>
>>> just make out the form of the logon screen and once
I log in I can<br>
>>> ever-so-faintly make out the Desktop).<br>
>>><br>
>>> What happened just before screen popped on: I had
been running an NX<br>
>>> session as usual. From terminal in NX I did 'sudo
init 0'. Then before<br>
>>> the Lenovo had completely shut down I removed the
power cable to use it<br>
>>> on another box. Just as the shutdown completed I
saw ever-so-briefly the<br>
>>> Ubuntu logo. When I rebooted after a couple of hrs
(without the power<br>
>>> cable), the screen worked perfectly. Plugging the
power cable in after a<br>
>>> bit did not affect screen operation.<br>
>>><br>
>>> Experiment: hibernate and restart. Result: screen
came back fine. But,<br>
>>> based on past experience, I'm expecting it to go
out again at any time.<br>
>>><br>
>>> Web research suggested that this kind of problem
related to the screen<br>
>>> power inverter. After a frustrating month, I
finally got a new inverter<br>
>>> delivered and that did not make any difference.<br>
>>><br>
>>> Lenovo 3000 N100.<br>
>>><br>
>>> Thanks.<br>
>> Sounds like it might be an electrical or mechanical
problem. Outside<br>
>> the power inverter, I'd guess your cable might be
flaky, or possibly<br>
>> the video controller. We've got similar problems with
one of our<br>
>> laptops. Though our case is probably slightly
different; if you leave<br>
>> it alone long enough, it looks like this:<br>
>><br>
>> <a moz-do-not-send="true"
href="http://www.flickr.com/photos/28208534@N07/3767294627/">http://www.flickr.com/photos/28208534@N07/3767294627/</a><br>
> Right about electrical or mechanical, I'm thinking. Mine
doesn't show <br>
> that much image when it's "out"--much fainter image.<br>
> <br>
> This morning it was "on" for about two or three minutes
after startup <br>
> and logon and then went "out" again. When I shut it down
remotely using <br>
> "sudo init 0" the screen came back on during the shutdown.
Haven't <br>
> restarted since then. Does this suggest that it may be
software?<br>
> <br>
> I'll probably bring it in to a repair shop; hopefully
they'll have some <br>
> diagnostic equipment that can see what's happening. The
Lenovo <br>
> supposedly has something called PC-Doctor built in, but (1)
I don't know <br>
> if it would work with a Linux install and (2) the
instructions say to <br>
> create a set of floppy disks--but there's no floppy drive
on the box and <br>
> I'm not about to go out and buy an external one, from which
they might <br>
> not boot anyway.<br>
> <br>
> -- <br>
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</blockquote>
Thanks for the loan offer--I'm only occasionally in GR.<br>
The screen ran fine for several hours last night, which doesn't
sound like a bulb problem. <br>
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