The power-management tag has no wiki summary.
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Windows 7 does not sleep after waking task is finished (Sleep after backup)
Background: Before upgrading to a newer mainboard/CPU, Acronis True Image would wake my machine from sleep, run a backup and after about two minutes put the machine back to sleep. I would like to ...
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2answers
46 views
Reduce power consumption of gaming computer while idle
This is my current build:
EVGA X58 (first generation) motherboard
Intel i7 965 clocked @ 3.3 Ghz
3x DDR3-1600 Corsair RAM at stock timings and voltages
Corsair AX750 80 Plus Gold PSU
1 Optical Drive
1 ...
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17 views
Why am I having issues waking up my machine (and how to debug)?
Recently I switched from buying off the shelf machines to building at work (Building AMD FX-6100 or FX-8100, older ones are A8 series or Phenom II, with Windows 7 Pro). Without going in to the ...
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2answers
49 views
Windows 7 directly turn monitor off when just listening to music
Windows 7, Laptop DELL XPS 1330:
When just listening to music, I want to turn off my laptop display immediately. It perfectly works after the usual delay (e.g. 10 mins) set in the power management, ...
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1answer
38 views
Is My PSU compatible with this UPS
I have this PSU and this UPS, however due to the PSU being/having an active PFC (power factor correction) it is incompatible with my UPS (at least according to APC tech support, for reference see my ...
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24 views
How do I stop Windows 7 from preventing itself from hibernating if a youtube video is on, even if it is not playing anymore?
Or at least I hope that's what is doing it. If you have any ideas let me know. The mouse for example may be disabled and it still doesn't hibernate.
The settings are: Sleep: never, Hybrid sleep: off, ...
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3answers
103 views
Computer hangs due to underpowered UPS?
I just bought a new UPS. Now since I started using it I experienced at least 3 random freeze in Windows 7 and it happens during the first 10 minutes of start-up. Note when I say freeze, I mean I ...
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4answers
143 views
Does a UPS charge it's battery even if my computer is turned on?
I bought a new UPS and the manual says something like "the UPS must charge for 24 hours before it can work properly..."
My question is, does it charge even if my computer is turned-on or should I ...
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1answer
41 views
How do I tell Windows 7 that I don't have a battery backup?
One of my computers recently started going to sleep at seemingly random intervals. Upon examining the system log, the reason is always the same. "The system is entering sleep. Sleep Reason: ...
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1answer
68 views
How can i see list of powered devices in my laptop?
I want to see all powered devices. I know about powertop. But that can't recognize device that isn't truly used. For example, my networkmanager is badly configured and wifi is powered on, i don't use ...
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1answer
51 views
Second HDD automatically stops after 30 seconds of inactivity
I have ASUS G53JW notebook with two HDDs (2x500GB Seagate ST95005620AS). Second HDD automatically stops after 30 seconds of inactivity. Always. I'm using Windows 7 x64. If I run a game from this HDD ...
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1answer
53 views
Why doesn't a phone li-ion battery die for 5 years and a pc li-ion battery dies in 1-2 years? [closed]
WHat is the major factor? heat?,size? consumption style like full discharge?
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3answers
150 views
How to plug-in this hard drive?
I need to install this hard drive "WD800JD-60JRC0". It is Serial ATA. But what really confuses me is that it has molex connector. I think I can plug what I want: SATA power cable or Molex. But which ...
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2answers
147 views
How do I get my disks to spin down after one hour?
I'm currently configuring a new home server, and I am trying to get the disks to spin down after one hour. But they do not spin down.
Setup
I have my entire system on an ssd: /dev/sda. I have three ...
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1answer
34 views
Downgrading gaming pc to NAS box
I currently have an old gaming pc which I wish to turn into a NAS box.
Im aware and understand the way to install, im more interested in reducing power consumption.
I thought if i removed the ...
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1answer
49 views
Ubuntu - application-specific power management
I listen to lots of music while doing non-computer related stuff and my laptop falls asleep after 30 mins, as per my power settings, so I have to go back to the laptop to wiggle the mouse every now ...
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1answer
632 views
Is there anything to do with a dying li-ion battery when it's nearing its end of life?
Should I keep it in the fridge?
Should I constantly discharge and recharge?
Should I keep my hopes up or should I buy a new battery?
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3answers
108 views
Legacy Kernel Caller preventing sleep mode
I have a problem with Windows 7 not sleeping.
PowerCfg -requests
says a "Legacy Kernel Caller" driver prevents the sleep mode.
This is not very helpful or informative.
How do I get more details ...
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1answer
189 views
“Not Authorized” warnings with Slim desktop Manager on Debian
Recently I changed my desktop manager to use slim desktop manager and .xsessionrc to launch appropriate session. I’m attaching my .xsessionrc and slim.conf with this
Now after using X directly without ...
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0answers
82 views
Dynamic Power Management (dpms) re-enables when (un)plugging laptop (How to make xset stick/persistent)
While watching video (vlc) on battery power, my screen had always blanked after 5 minutes.
I have fixed this by executing "xset -dpms s off".
However, unplugging/replugging my laptop always re-enables ...
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2answers
81 views
Will a 300W UPS work fine if my PSU is 500W?
I am getting a UPS (Uninterrupted Power Supply), currently here are my options:
http://www.apc.com/products/resource/include/techspec_index.cfm?base_sku=BE500R-PH
...
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45 views
Saving enerygy by switching between onboard and dedicated video card
This is probably common sense but I like to make sure.
Is unplugging just the power supply/cord from the video card (while keeping the video card installed) provide the same energy saving effect or ...
2
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1answer
48 views
Where does Windows save things as the current system power state?
I'm currently wondering about the place that Windows (XP, Vista, 7) store information like "Windows is running" and so on. I mean, somehow Windows knows when you just power-down your computer that it ...
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28 views
Macbook (refit triple boot) always in powersaving mode under linux, is it the bios?
I have a macbook pro with a triple boot with refit and mac/debian/win7, It worked fine for a while.
But now, when I'm in the refit menu or on debian, the screen is always on power-saving mode (like ...
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1answer
65 views
How to make VGA display go into standby when no computer/laptop connected
At my work most people use laptops, in combination with a stand-alone Dell LCD (connected through a VGA cable).
Problem: if you unplug your laptop from the display, the display doesn't go to sleep ...
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1answer
84 views
Cannot find Power Management Tab in XP
I have the problem that when I send my computer to sleep it wakes if you bump the table, floor, burp etc. I have read many threads that say go to Device Manager > Mouse > Properties > Power Management ...
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1answer
197 views
Is possible to lower power consumption at new Kernel 3.2?
I'm currently using Kernel 3.2, but i'm don't like it's high power consumption. Is there any way to lower it. I'm currently using Arch. But i'm not afraid of gentoo where almost everything gets ...
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2answers
71 views
Strange laptop wakeup. Why does it happen?
Here is what happens:
I put my laptop to sleep.
I turn on my light
My laptop wakes up.
Why does this happen?
BTW, they are both connected to the same power strip. Could my laptop recognize ...
2
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3answers
101 views
What Is AVR Mode In UPS Software Management?
When UPS was disconnected from power source and 25W desk lamp was connected to it, all was normal:
But as soon as i have unplugged it and plugged in 95W fan, AVR "Normal" changed to up arrow:
...
1
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1answer
140 views
How do I stop KDE from dimming the screen while mplayer is fullscreen?
Whenever KDE (I think) detects no mouse or keyboard activity for a while, it dims my laptop screen, then turns it off. I don't want that when I'm watching a movie.
Is there a setting somewhere to ...
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1answer
78 views
Computational power by the watt: Smartphone vs PC/Servers [closed]
Wich category is more energy efficient? (I'm talking about energy used for computation only)
Can you provide some figures for computational power and power consumption for Smartphones and PC or ...
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35 views
How can I disable low power shutdown on Fedora 14?
The preferences dialog in GNOME gives only three options when the battery is critical: Suspend, Hibernate and Shutdown. How can I tell it to do nothing, just as a desktop would if it lost power?
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1answer
78 views
Advanced Power Management in Compaq laptop
I reinstalled Windows XP in my Compaq Presario V2000, and now the "standby" and "hibernate" options are no longer available. I tried scanning for new hardware, to no avail. In Device Manager, there is ...
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3answers
221 views
How to know how much power my PC is consuming? [closed]
Possible Duplicate:
How can I calculate power consumption of my PC in Watt?
I'm living with my parents. My dad was complaining that because of my excessive computer usage , he had to pay ...
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66 views
What daemons and modules should i install to get KDE Power Management working?
I've installed arch linux on my laptop and i can't configure power profiles or see the battery state. On SLED and openSUSE it works well.
My modules and daemons:
MODULES=(acpid acpi-cpufreq ...
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3answers
241 views
Windows 7 netbook goes to sleep despite settings - Why & How?
For the life of me, I can't understand why my Acer Aspire One netbook goes to sleep despite all settings telling it not to sleep:
The netbook is explicitly told not to "put the computer to sleep" ...
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2answers
70 views
Windows 7: sleep turning the computer off vs. leaving the computer running?
I just replaced a busted motherboard on my Windows 7 computer, and it no longer sleeps as it had before. With my old motherboard, whenever I put the computer to sleep, the screen faded to black and ...
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1answer
130 views
Power Options: Turn off harddrive. Effective or dangerous?
I keep a PC running 24x7 as it handles several light (processor-wise and disk-wise) tasks and acts as a jumping point into my network from outside. I'd like to keep it as energy efficient as possible.
...
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89 views
Want to throttle CPU on Windows 7 desktop, but it is ignoring Max CPU setting in Power Options
I want to be able to substantially throttle down the CPU on my desktop, which due to space constraints is in our bedroom and the wife is suspending it each night because of the fan noise.
I've tried ...
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2answers
253 views
Docking station power adapter is not recognized by my Dell notebook
At this morning, my laptop (Dell Latitude e6410) gave me this error. I didn't do anything, I didn't change anything. And I got this docking station just 2 month ago. I made a little research on the ...
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1answer
182 views
Full battery being reported as critical in Debian/Ubuntu
I got an interesting problem that I am not sure where to do with. I have a laptop running Debian 6 / Ubuntu 11.10. I have it dual booting. The laptop is a Toshiba m645 s4045.
The problem is something ...
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2answers
583 views
Ubuntu 11.10: put computer to sleep when inactive for 4 hours
In Ubuntu 11.10, under the power menu (in Ubuntu 11.10 this menu is found under system settings--it has a battery icon), I have the option to put the computer to sleep when inactive for 10 minutes, 30 ...
2
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2answers
96 views
Stop PowerPoint from disabling Power Save Mode
I have a PowerPoint presentation that I am launching using the command powerpnt /s "filepath". This presentation runs as a screensaver on our workstations and runs just fine. The problem is that as ...
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2answers
50 views
Switch on system at a particular time from shutdown
I am looking for a software which can power on my Windows 7 desktop at a particular time, say 5am. I tried Auto Shutdown and Poweron software, but for some reason it is not able to switch on the ...
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91 views
How longer will low-voltage DDR3 prolong my laptop battery life?
My laptop has two 4GB DDR3-1333 9-9-9-24 modules, rated at 1.5V.
Its battery is rated 5800 mAh at 10.8V, and according to BatteryBar, it consumes between 5 to 18 watts (idle vs. busy) in Windows's ...
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72 views
Change system tray power icon in ThinkPad power manager?
This is a pretty picky post (i.e. a minor issue that most people probably just deal with).
The power icon in the system tray with Lenovo Power Manager 3.59 has grown since v3.48. In 3.59 it looks ...
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3answers
350 views
Can Somebody Explain About Wi-Fi Device Manager Settings And Power Settings In Windows 7?
Sometimes I have low Wi-Fi signal and I am curious about the Wi-Fi settings in Device Manager and Power Settings. I would like to get an exhaustive explanation about each, so let's start with Wi-Fi ...
2
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1answer
36 views
One-click way of disabling Windows sleep timers
I am looking for a tiny shortcut icon or small portable exe which runs in the system tray and gives a one-click way of disabling/enabling the display turn-off and system sleep timers in Windows 7.
I ...
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1answer
31 views
Would the 2011 27" iMac be more power efficient than my 3 year old HP PC? [closed]
Our power bill keeps climbing higher and higher and we are looking for ways to start saving power (even if it involves quite an initial investment).
One of the things we are looking at replacing is ...
4
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1answer
106 views
How to reduce power consumption on laptop when running Ubuntu
I am having Ubuntu 10.04 on my laptop.
The battery doesn't last as long as it does when on Windows.
Any thing we can do to improve it ?
Its a Lenovo Y410 notebook with core 2 duo processor and 2 ...
