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    Cannot resume from Standby (6625wd)

    Discussion in 'Other Manufacturers' started by stutter, Jun 14, 2008.

  1. stutter

    stutter Notebook Guru

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    from today's research this seems to be a thorny issue, hard to pinpoint the cause. So, my problem:

    Upon resuming from Standby, my screen does not respond. I have had two versions of this problem:
    1 - simply remains black
    2 - mouse cursor appears as c.2cm block of vertical lines, in appearance similar to a barcode, responds to movements of the mouse, otherwise screen is blank.

    This problem cannot be resolved by Fn-Standby, or a quick press of the power button, Power must be held to force shutdown.

    I think (1) may have been a result of video drivers. However, (2) I have when using either of the 2 more recent drivers on Zepto's ftp (didn't try the oldest one), and various drivers from laptopvideo2go. There are posts regarding a possible solution on LV2Go, which do not solve the problem.

    As far as I can tell, there are no BIOS options relating to standby.

    Standby has worked in the past, but some time ago, and I never noticed a point at which it stopped working - thus making it impossible to reliably point to a particular change as cause.

    SP3 is installed, which seems to contain all the hotfixes which seemed relevant. There is a hotfix on Zepto's ftp relating to a standby BSOD, but the link is dead, and I guess it was pre-SP3.

    Anyone have a similar problem?
    Anyone confirm that Standby can work on BIOS 015?


    Specs:
    6625wd, 2.2ghz T7500, 2gb RAM, XP SP3, BIOS 015

    thankyou for any responses.
     
  2. kadett2k8

    kadett2k8 Notebook Consultant

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  3. stutter

    stutter Notebook Guru

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    thanks, Not a solution though, as that hotfix is I believe part of SP3, and so already applied
     
  4. Sprint

    Sprint DTR Super Mod

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    I had the problem too with resuming from both standby and hibernate. Havent seen them in a long time so I have no idea of what might be causing it. And I think its windows-related as the screen did at least for me show windows at first, then fade to black and never coming on again -> hard reboot.
    But as said havent had the problem in a long time.
     
  5. stutter

    stutter Notebook Guru

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    I guess you're on latest BIOS? trying to rule things out, since it seems like there could be all sorts of possible contributing factors. Any idea what you did to stop the problem, or can you not remember/did it disappear of it's own accord?
     
  6. Sprint

    Sprint DTR Super Mod

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    I am running 008 right now, and it might be that I had 011 or 004 when I had the problems. So you might want to try out 008.

    And no I have no idea of what caused the problem. Might have been gone after SP1 of vista, or after a videodriver update. It disappeared so long ago that I cant remember :(
     
  7. insats

    insats Notebook Consultant

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    Could be the graphics drivers. I have the same problem with sleep mode, but hibernation works fine. For me it's a combination of drivers and vista that causes it. As I recall, this has been an issue for loads of notebooks when vista arrived, but since you're running XP, I'm not sure what causes it.
     
  8. stutter

    stutter Notebook Guru

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    thought it would be the driver, since that was a likely thing to have updated and caused a change ... but I have tried several drivers, including an early Zepto-ftp one (which I am sure worked when first used - ie it was probably the one installed when I got the laptop) and one which has been reported not to have standby problems (since these seem common to many of the newer forceware revisions)... and none of them seemed to work.

    Vista did indeed have a lot of problems with this. I think sp1 fixed some of them. Myself on xp sp3 should be bulletproof concerning hotfixes and the like.

    Anyway, having spent most of a day on this and tracing dpc latencies, I honestly don't want to spend any more time on it, until I feel like I have a likely solution. I might downgrade BIOS at some point, see what that does. Reformat and re-install would probably do the trick.

    Been messing with Cubase Studio 4 today - one of those days were a lot of time is spent figuring out the limitations, and how they can be circumvented, and the things that have changed without any warning ... almost enough to make me give up and sell it - definitely need to stop at the end and think, "ah, but it does clever new things too..."


    Hibernation is not something I've really tried, since it seemed to take so long, and then fail, on the one attempt I gave it... but if the laptop battery runs out, I'm fairly sure it comes back to life succesfully.
     
  9. insats

    insats Notebook Consultant

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    Hibernation is way better than sleep mode in my opinion. Sleep mode drains a lot more battery than hibernation does, and it's still way way better than turning the computer off.
     
  10. stutter

    stutter Notebook Guru

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    hmm, I'll give it a go.
     
  11. Sprint

    Sprint DTR Super Mod

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    Hibernation doesnt drain any battery. The RAM is dumped as it is to the HDD, and when you rsume it simply loads it back up.
    I mostly put my laptop into hibernation, even when travelling, and battery is allways full if I have it plugged in till it shuts down and before I start it up (not charging before startup).

    Hibernation is great I think, you can leave programs open and just continue working straight after resume and its faster than rebooting the pc.

    Sleep just powers down the CPU and HDD while keeping the RAM memorys supplied with electricity so that the memory doesnt empty, thus draining battery.
     
  12. stutter

    stutter Notebook Guru

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    tried hibernation last night, and that worked quite happily - loads a fair bit faster than from off. There are times when standby could still be useful, but I'm quite happy with the functionality this gives me - thanks to everyone that replied and encouraged me to look into it.
     
  13. Sprint

    Sprint DTR Super Mod

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    Sleep mode on a laptop is quite unnecessary to save power as the laptop allready is very low-powered compared to a desktop. I just sometimes use sleep when I go away for a couple hours in the middle of the day. Allways use hibernate during the night.
     
  14. stutter

    stutter Notebook Guru

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    Strange thing about this is, the laptop resumes quite happily from Standby if standby is entered when the battery runs out; but not if Standby is entered by choice from the shutdown screen.
     
  15. alliao

    alliao Notebook Consultant

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    I'm going to be a pain in the arse and ask the very obvious..

    Are all of your drivers updated?

    http://station-drivers.com/page/intel lan-wan.htm
    I'm using the latest WHQL from here (not the alpha)

    http://www.station-drivers.com/page/intel chipset.htm
    latest chipset driver from here

    175.xx driver from laptopvideo2go

    http://www.realtek.com.tw/downloads...=24&Level=4&Conn=3&DownTypeID=3&GetDown=false
    latest audio card driver..

    ftp://ftp.zepto.com/Notebooks/Znote6625WD/Drivers/Vista/64Bit/
    all the other drivers I obtained from Zepto

    I'm running Vista 64 Ultimate, and stand by/hibernation both worked flawlessly.

    I recall standby were having issues when I first purchased this laptop, however I think it was the intel wifi driver that caused it..

    anyway, try running with the latest stable versions shouldn't hurt.

    Give it a try! :D
     
  16. stutter

    stutter Notebook Guru

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    haha, well, actually, wouldn't guarantee that I'm running latest stable chipset or wifi drivers, and I imagine they can "break" of their own accord. Kinda dumb not to have made sure of those already... but I'm busy at the moment - I'll check on them tomorrow (so, in other words, thanks for the links)