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1answer
61 views

HDMI and power saving mode

As documented in this question, I recently bought a new Samsung monitor and connected it to my computer using a HDMI connection; this monitor just doesn't seem to support any power saving mode: it ...
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1answer
63 views

Samsung monitor not going into power saving mode

I have recently bought a Samsung LT24D390 TV monitor, which I connected to my computer using a HDMI cable; the video card is a GeForce GTX 560 Ti, the O.S. is Windows 7 x64. The monitor works as ...
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0answers
265 views

Monitor won't come out of Power Save mode

I've seen a lot posts written by people having this problem and I've been trying for about 3 hours now to figure this out but I've had no luck. What I believe led to this was me trying to play a ...
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0answers
50 views

Monitor going into power saver mode randomly

I have been using and enjoying my gaming laptop for quite a while and it has not been giving me any issues. I recently acquired an external monitor to heighten my experience but sadly I've had much ...
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0answers
57 views

How to turn off a particular hard disk in a multiple disk computer system to save power? [duplicate]

Explanation: I have about 5 hard disks in my windows 7/8 machine. Since, the operating system is only installed in 1 disk, the rest 4 drives just consume power staying connected to the motherboard. ...
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0answers
176 views

fglrx: display (Samsung U28D590D) won't come back from powersave until powercycled by button

s/w: Gentoo Linux, running 3.16 kernel with ati-drivers 14.6beta1. h/w: Samsung U28D590D connected via DisplayPort to Sapphire HD7790 (3840x2160 60hz). Problem: when display enters powersave mode, ...
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0answers
57 views

Ubuntu Linux nvidia xserver DPMS working for anybody?

Can the Ubuntu Linux nvidia xserver powermizer feature use DPMS to trigger "Power Saving Mode" in my Acer LCD? I switched this display from my Windows 8 HP machine to my Ubuntu Quantal Compaq ...
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0answers
15 views

How to put a specific monitor to powersave mode?

For various reasons, like watching a movie or playing a game, I would like to put one or two of my three monitors to sleep. I havent found a way to put a specific monitor to sleep, only all of them. ...
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2answers
120 views

Win8 on laptop: lid turns off only the monitor

I have an Asus S400CA with Win8. When I'm home I access it with VNC. I'm trying to config its power settings so that, when it's plugged on AC, when I lid close it, only monitor is turned off and ...
0
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1answer
202 views

New GPU - monitor stuck in power save

I have a Samsung syncmaster 2443NW monitor - currently I'm borrowing a LG Flatron w2246 (although this is in no way a long-term solution). I used the monitor's manual to check the monitor - apparently ...
3
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1answer
484 views

laptop mode in Linux vs solid state drive (SSD) [closed]

I have a device running Ubuntu 10.04 with SSD drive and want to optimize its power consumption. As far as I understood laptop mode documentation, it is intended for conventional disk drives. Does it ...
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0answers
40 views

Windows 8 command for putting the computer into sleep [duplicate]

Possible Duplicate: How can I put the computer to sleep from Command Prompt/Run menu in Windows Vista? With shutdown /s /t 0, I can shutdown immediately. But which command I need to switch ...
2
votes
1answer
279 views

How to identify cause of system lock on debian squeeze?

I have a desktop system at work with debian squeeze installed. Every couple days or so, when I come in in the morning, the system appears to be asleep and won't wake up. I suspect it goes into power ...
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0answers
230 views

Win 7 laptop reboots when monitor is off

I have an MSI laptop that runs Windows 7 32 bit version. Recently it has a tendency to reboot when I come back to use it after the screen has switched off. When I get back, there is the blue screen ...
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1answer
4k views

Linux: CPU core shutdown instead of sleep state

In Linux you can shut down CPU cores (or physical CPU's) with echo 0 > /sys/devices/system/cpu/cpu1/online Assuming that the hardware fully turn off the CPU and cuts power to it would it not be better ...
2
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1answer
3k views

Wireless printer going offline upon entering power save mode

I recently bought a printer, a Samsung ML1865W wireless laser printer. It works very well, wirelessly until after a while, it goes to power save mode when the printer goes offline. I then cannot ...
1
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2answers
397 views

Switch off Sandy Bridge core(s) in Linux?

I am looking at various laptops at the moment and it's appealing to get a quad core (2720QM) when I need the power (yes, I have an application that can utilize many cores in parallel just fine). But, ...
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2answers
624 views

Stuck in power saving mode

I've got an LG monitor I tried attaching to my laptop for dual monitor goodness and it worked fine but when I tried attaching it back to the desktop it stuck in "Power Saving mode" and wouldn't go ...
1
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1answer
235 views

How to interpret powercfg output and what to do about it

I just now performed this command in the command-line in my Windows 7: powercfg -energy This will analyze the system for 60 seconds and generate an HTML file under your personal folder, detailing ...
2
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0answers
689 views

When I lock my screen on my MacBook Pro my running application automatically closes after a while

First I must said that I have been asked this question in different form in this topic. but my problem didn't solved yet. When I want my laptop do a long schedule thing (like get all Mac OS X new ...
1
vote
2answers
126 views

Consolidating network devices to save on power bills

I currently have a Cable modem (with VOIP) which my Dlink DI-614+ (revB) plugs into. Into the Dlink I have my network printer, and my Vonage DLink VOIP box connected. I would love to consolidate ...