Difficulty Waking LCD up after powering off.

R, A, G and Z series specific matters only
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cjsimokat
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Joined: Fri Apr 21, 2006 12:28 am

Difficulty Waking LCD up after powering off.

#1 Post by cjsimokat » Mon Mar 05, 2007 7:41 am

I recently purchased a Z61m and have a random problem waking the lcd once it powers off as part of the power management profile. Basically after 20 minutes I have the monitor sleep. But when i move the trackpoint/trackpad or push keys to attempt to wake it up - nothing happens.

The only way I can get to the desktop again after the monitor sleeps, is to put the entire laptop in standby, then bring it out of standby and login.

I did disable the powerplay feature in the ATI Drivers, and it seems to happen less often now, but it still does happen.

Bob34
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Location: San Diego, CA

#2 Post by Bob34 » Mon Mar 05, 2007 4:12 pm

Have you tried closing the lid and opening it back up? I've had the same problem sometimes.
Z61M (9450-G6U) Ordered 12/1/06, Received 12/27/06

cjsimokat
Posts: 42
Joined: Fri Apr 21, 2006 12:28 am

#3 Post by cjsimokat » Mon Mar 05, 2007 8:05 pm

yeah. basically closing the lid also happens to stick the laptop into suspend mode. It does help, but, it's a real pain to stick the laptop in suspend and login everytime I want to just wake the lcd up.

Alternatively I could just use a blank screen saver every 20 mins instead, or use the think vantage power management feature to dim the brightness/contrast all the way to 1 every 20 mins, instead of powering off the monitor. In addition to a blank screen saver.

It doesn't happen every single time the monitor shuts off though. Just sometimes. There doesn't seem to be a rhyme or reason to it. Although it seems to happen more when I use iTunes 7.0.2 then anything else, but it still happens outside of itunes also.

I think it might have something to do with the Thinkpad PM Driver that happened to download from the windows website along with other updates.

cjsimokat
Posts: 42
Joined: Fri Apr 21, 2006 12:28 am

#4 Post by cjsimokat » Mon Mar 05, 2007 8:26 pm

Alright! I updated the Thinkpad PM driver, the LCD Display Driver and the Thinkvantage Powermanagement software all the the newest versions from Lenovo.

I will report back to see if it worked or not.

Basically, I think the Thinkpad PM Drivers v 1.33 was the issue, i have upgraded it to the new 1.44 released decemeber of last year.

cjsimokat
Posts: 42
Joined: Fri Apr 21, 2006 12:28 am

#5 Post by cjsimokat » Tue Mar 06, 2007 9:34 pm

It works ok now! Seemingly the 1.33 might not of had any Z support or something... i dunno.

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