Date: Wed, 13 Nov 2002 08:47:24 -0800 (PST) From: ned thammakhoune <[EMAIL PROTECTED]> Subject: Re: [LIB] Win2k power management pitfall
Hi: Is there any way to set the auto hibernation when closing the lid under win2k. Mine seem to loose that option when upgrading from win98 to win2k. Thanks. -ned --- Gennadiy Tsygan <[EMAIL PROTECTED]> wrote: > Date: Tue, 12 Nov 2002 22:15:51 -0500 > From: "Gennadiy Tsygan" <[EMAIL PROTECTED]> > Subject: Re: [LIB] Win2k power management pitfall > > Very interesting... I think I had something like > that before I started to > use hibernation. L110 uses about 20mA on standby, > while hibernation mode > needs no power. > > ----- Original Message ----- > From: "Raymond" <[EMAIL PROTECTED]> > To: "Libretto" <[EMAIL PROTECTED]> > Sent: Saturday, November 09, 2002 8:59 PM > Subject: [LIB] Win2k power management pitfall > > > > Date: Sat, 09 Nov 2002 17:00:37 +0800 > > From: Raymond <[EMAIL PROTECTED]> > > Subject: Win2k power management pitfall > > > > Hi all! > > > > > > Well I've finally decided to put 2k onto my L100 > (along with the existing > > dual boot install of Win98SE and RHL6.2) ... > significantly less painful > > than I anticipated, especially nice was the fact > that *everything* had > > inbuilt driver support in 2k including my FDD, NIC > and CD-ROM. It's also > > not slower than 98, at least not noticeably and > networking actually works > > properly now. I also like how you can actually > tell it to suspend or > > hibernate and that it would in fact do what you > tell it to do. However, > one > > thing about power management caught me out. > > > > I run my libby with a power-on BIOS password (so > when it comes out of > > hibernation, suspend or a cold boot, it sits > asking me for a password > > before going any further). When at this screen, > the laptop won't suspend > > itself after a certain amount of time and I'm > *pretty* sure that at least > > some of the thermal shutdown triggers are disabled > so it would take the > > processor's internal thermo to trip before the > thing shuts down (you can > > see where this is going can't you?). > > > > Now by default, Win2k sets the power profile such > that the laptop suspends > > after 5 minutes and hibernates after 10. At first > I didn't know this. So > it > > was happily sitting there then 5 minutes passed > and it suspended. I > thought > > "Jolly good, I was going to do something else > anyway" so I closed the lid > > and put it in it's box (the "cardboard deluxe" > laptop case mentioned ages > > ago in case anyone was wondering), put the whole > lot in my bag (between a > > few books ... VERY well insulated) and went to do > something else. Came > back > > several hours later and opened the box and > wondered why the laptop was so > > hot (by this time the battery had fully drained). > > > > Turns out, after 10 minutes (ie. 5 minutes after > initial suspend), the > > laptop in fact wakes itself up (presumably so that > in most cases, Windows > > can activate hibernation and shut it all down > nicely). Problem is, when it > > woke up, it hit the bios password screen and had > been sitting there ever > > since about 5 minutes after I packed it away, > processor running and hard > > drive spinning, right up until it had fully > discharged the (fully charged) > > battery (and converted all the resulting energy to > heat over a period of > > several hours). Not a good situation at all. > Especially given I was > banging > > that bag around quite a bit during this time (I > presume the hard drive was > > smart enough to at least park itself though). > > > > I've since told it never to hibernate (so it won't > actually try to wake up > > from suspend) ... I could have instead told it to > never suspend and always > > hibernate but given the L100 uses so little power > when in suspend (unlike > > the L50/70), I figured it wasn't worth the time > difference. > > > > > > Hope this helps someone avoid the same problem! > > > > > > - Raymond > > > > --- > > > > > > > /~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~\ > > | | "Does fuzzy logic tickle?" > | > > | ___ | "My HDD has no reverse. How do > I backup?" | > > | /__/ > +-------------------------------------------| > > | / \ a y b o t | [EMAIL PROTECTED] > | > > | | Need help? 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