Putting a device into a low-power mode where only RAM is powered to conserve power at the expense of time to resume operation

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2answers
2k views

Any way to put Mac mini to sleep remotely?

I use a Mac mini as a music centre connected to my stereo system (among other things). I control it remotely using apps such as Remote by Apple, Rowmote, and Remoteless (for Spotify), both on my ...
4
votes
2answers
644 views

Disable sleep mode for a specific app?

Can I disable the sleep mode for a specific application so that my mac won't go on sleep until the app is closed?
1
vote
0answers
332 views

Security continues to ask for password after sleep or screensaver

In Lion, I repeatedly uncheck the option to Require a Password after Sleep or Screen Saver Begins in Sys Prefs >Security Privacy> General but when I return to wake the computer, it requires a password ...
3
votes
5answers
4k views

Why does my Macbook Pro try to shut down when I leave it unattended?

When I close the lid of my Macbook Pro (Lion), it goes to sleep, which is good: it powers down without closing my applications. But if I just leave the computer unattended for a while without closing ...
5
votes
1answer
1k views

Why does my MacBook Pro's keyboard freeze when it wakes up so I have to hard reboot?

Sometimes, but not every time, when I open my MacBook Pro to wake it from sleep, the keyboard doesn't respond, so I have to reboot my Mac using the power button. There's a good chance that it happens ...
7
votes
4answers
4k views

Is it possible to configure Internet Sharing to allow the computer to sleep?

TL;DR: Internet Sharing is preventing my Mac from sleeping. I need to manually sleep the system on a regular basis. I want a way to configure Internet Sharing to stop preventing sleep. I have an ...
2
votes
2answers
2k views

How do I stop my MacBook Pro from randomly freezing when trying to go to sleep?

My 2011 MacBook Pro has been having a problem occasionally where I put it to sleep, but it continues to run. Later when I go use it again, I realize that it was on the whole time (usually inside my ...
1
vote
1answer
930 views

Wake-up issues with Macbook Pro (late 2011)

I recently bought a new Macbook pro to replace my last one, and since I got it, it has been having some issues when I wake it up from sleep. a) The display freezes for three seconds each time, so ...
4
votes
1answer
620 views

Mac not going to sleep after iTunes stops playing

Hardware/Software MacBook Pro 17" 2009 Lion 10.7.3 iTunes 10.6 Issue Unlike a lot of posts on the internet, my Mac actually goes to sleep just fine, usually. However, if iTunes was playing ...
1
vote
4answers
1k views

Mid 2010 MacBook Pro Won't Wake Up

I recently purchased my first Mac. It's a mid-2010 MBP (bought it off craigslist). At first, I absolutely loved the simplicity of the OS. When I decided to upgrade to Lion, I began to loathe the ...
7
votes
2answers
3k views

Why can't I run my MacBook Pro in clamshell mode?

I'm following these instructions to use my mid-2009 MacBook Pro in clamshell mode with a Bluetooth keyboard and trackpad. The keyboard and trackpad are paired with the computer and I've got the ...
6
votes
4answers
6k views

MacBook Air has delay when waking from sleep

I have a MacBook Air (11-inch, Late 2010). Ever since I purchased it, I have noticed that it has quite a delay waking from sleep. It takes sometimes up to 5-10 seconds to fully wake up and allow me ...
4
votes
5answers
10k views

How can I prevent my Macbook Pro 2011 from going to sleep when I close the lid?

This is not a duplicate of this question as it does not work: Is there any way to set a MacBook Pro to not sleep when you close the lid? I have a Macbook Pro 2011. I want to be able to close the lid ...
3
votes
1answer
2k views

Run AppleScript after waking from Sleep?

Is there an easy way to run an AppleScript or application immediately (or a brief delay of X seconds) after waking up from sleep? I'm looking for a solution that doesn't involve a 3rd-party app.
0
votes
4answers
855 views

Which popular apps prevent sleep on Mac OS X?

The main reason a Mac won't go to sleep is because of a 3rd party app. If there was a list of popular apps that have been known to cause sleep issues, it would make debugging this issue easier. Which ...
1
vote
3answers
2k views

Prevent iMac from sleeping, for VPN login?

We have an iMac in the office, and I have been getting inconsistent access when trying to log in to it. The firewall isn't going down, since I can connect to the VPN. After discussing it with the ...
1
vote
1answer
695 views

Preventing Remote Desktop from reconnecting to lost connections after waking

Throughout a given work day, I alternate between my Windows 7 desktop and MacBook Air, using my PC via Microsoft Remote Desktop on my Mac. When I swap from my Mac to my PC, I simply close my Mac's lid ...
8
votes
4answers
3k views

Mac does not sleep automatically in Lion!

My Macbook Pro will not sleep even though it is set in System Preferences → Energy Saver. I do not have any sharing options enabled (System Preferences → Sharing). I do not have "Wake ...
1
vote
1answer
164 views

Multiple Screen Standby/Resume Problems

I have a large widescreen monitor plugged into my Macbook which is running Lion. Since upgrading to Lion I've noticed that I can't resume from standby if my other monitor was plugged in when I closed ...
14
votes
3answers
24k views

What are the “sleepimage” and “swapfile” documents?

I was using Disk Inventory X and found a file called sleepimage in /private/var/vm/ It takes up 4 GB! I also found numerous other files in the same folder called swapfile0 swapfile1, etc. What are ...
7
votes
5answers
8k views

MacBook does not sleep when lid is closed

I've looked around for answers and can't find something that works for me. I have a unibody aluminum MacBook Pro and it just doesn't seem to want to sleep when I close the lid. The problem started ...
3
votes
1answer
668 views

Why do I have to reboot my iMac and Wacom Cintiq after sleep?

I have an iMac and a 24 inch Wacom Cintiq. When I put the iMac to sleep, it freezes and I have to restart both the iMac and the Wacom Cintiq. How can I get around this?
0
votes
0answers
611 views

Macbook Pro 13 mouse freezes after wake up

I have a Macbook Pro 13" bought in December which means it is the latest available version. (MacBookPro8,1 , 2,4 Ghz Intel Core i5, 4 GB 1333 MHz DDR3, Intel HD Graphics 3000 384 MB) I have problems ...
3
votes
1answer
401 views

MacBook Pro will not wake from sleep after installing third party application

I installed an application called Air Parrot that uses air play with an Apple tv to mirror or extend the desktop. I noticed that after I installed it, I am no longer able to wake my Mac from sleep. ...
4
votes
2answers
7k views

Locking my machine causes my network Connection to sleep

Is there a way to lock my screen but not sleep my network connection? I step away from desk quite a bit and I lock the screen pretty much every time. When I come back I always from stepping away for ...
1
vote
0answers
213 views

Sleep mode on MacPro not working after installing a Cinema Display

I am not sure I can connect the two events, but ever since I connected a Cinema display to my 2009 Mac Pro it seems like it is not entering sleep mode after the indicated time has passed. It will ...
4
votes
3answers
9k views

Why doesn't my MacBook recognize my USB keyboard when it wakes from sleep?

I have 13-inch, early 2008 MacBook running OS X 10.7.3, and recently, the trackpad started developing some problems, so I attached an external keyboard and mouse. It works great, except that when ...
3
votes
1answer
319 views

All open applications placed on main display after sleep

I've got an iMac 27" i7, with a secondary monitor hooked up via its display port (adapted from a DVI cable coming out of the secondary display). After my iMac goes to sleep, when I wake it back up, ...
3
votes
1answer
621 views

Why does my MacBook's monitor go to maximum brightness when waking up from sleep?

I have my MacBook connected to an external monitor (via HDMI), and the brightness of MacBook monitor is set to 50% of max brightness . I usually put my display to sleep when I leave my computer for a ...
6
votes
3answers
19k views

Does closing the lid put a MacBook Pro to sleep? Would it hurt the computer if I carry it around without shutting it down?

When I first got my MacBook Pro, it took less than 30 seconds to start up. Now, after several months, it takes about two minutes to startup and I can tell that it is not as responsive when using some ...
1
vote
2answers
1k views

Macbook Air (13" 2012) Fails to wake from sleep

The Air doesn't wake up from sleep mode when the lid is closed. Have to do a hard restart by pressing the power button for 5 secs which isn't nice. Tried to select the startup disk from system ...
5
votes
3answers
8k views

Why doesn't my Mac go to sleep when closing the lid or through the task bar when plugged in?

I noticed that when I close to lid of my MacBookPro 2008 edition. My computer does not go to sleep. I also observed that this occurs when the Mac is plugged in. When I unplug, everything seems to be ...
8
votes
3answers
4k views

Something keeps waking up my Mac, how do I find out what it is?

I have a Mac Pro that draws about 250 watts (so I read somewhere) when it's running full-bore. It apparently draws less than 90 when it's sleeping. For whatever reasons I like to leave it on ...
3
votes
3answers
2k views

Why when I wake my new iMac from Sleep, I have to scrape away a layer of screensaver or Lion linen to log in?

I have a strange problem. I am very good with Macs and all Apple products, but this one has me stumped. I have a new (4 months old) 27" iMac (2.7 GHz Intel Core i5) with Lion 10.7.2 and it works ...
3
votes
4answers
1k views

MacBook won't sleep while charging

An ongoing problem: my MacBook Pro (i5, 2.4ghz, 15") won't sleep while charging. I close the lid, but I don't get the pulsing "sleep light", it just stays fully illuminated. If I listen closely, I ...
1
vote
0answers
152 views

Can I get Google Currents on iPad 2 to update automatically when asleep?

My iPad 2 usually is usually asleep with its Smart Cover closed. Recently, after leaving it asleep for several days, I took it somewhere without network access and used Google Currents, but found all ...
3
votes
2answers
1k views

Slow wakeup from sleep with 10.7.2

I'm seeing some seriously slow wakeup times for my Mid-2011 MacBook Air. Wakeup times on the order of 30 seconds or more. Note that the computer is incredibly sluggish or beach balling during this ...
2
votes
1answer
259 views

Why won't my Mac Pro wake from sleep at the scheduled time?

I have a 2007 Mac Pro (running Lion) that has been on the same schedule for a long time; it is set to go to sleep at 1am, and wake up at 7am. Recently, it sleeps through its wakeup time. If I press ...
22
votes
10answers
13k views

How can I sleep the display from Terminal?

I'd like to be able to turn my screen off from command line. I know there's the keyboard shortcut ctrl+⇧+⏏ but I want to do it from a shell script or remotely. Is there a way?
7
votes
4answers
20k views

What happens when I close the lid on my MacBook Pro running OS X?

I'm a new Mac user. What happens when I close the lid on my MacBook Pro running OS X Lion? Is it sleeping? Or hibernating? Something else?
0
votes
2answers
1k views

MacBook Pro (15" mid-2010) crashes upon waking up from sleep sometimes

I have this MacBook for quite a while now. It's been working just fine with the exception of sleep/wake-up issues. Sometimes there's no problem at all, but occasionally it does not. For instance, I ...
7
votes
2answers
4k views

MacBook Pro won’t sleep automatically — no process preventing sleep according to pmset. What’s going on?

i noticed the following problem with my MBP 8,1 running 10.7.2 — automatic sleep just doesn’t happen. Since I usually put my Macbook to sleep manually before leaving the desk etc. I just noticed this ...
2
votes
2answers
376 views

What is the relationship between Lion's Resume feature and Safe Sleep?

I have disabled the "Restore windows when quitting and re-opening apps" checkbox in the General preferences pane in Lion, but after a recent sudden power loss (no battery) my iMac restarted in exactly ...
1
vote
2answers
625 views

Prevent MacBook Pro from going to sleep [duplicate]

Possible Duplicate: Is there any way to set a MacBook Pro to not sleep when you close the lid? I would like to prevent my MacBook Pro (2009 version) from going to sleep when I close it. I ...
2
votes
4answers
5k views

How to fix MacBook, not reconnecting to wireless network on wakeup?

MacBook Air 11" - Mid 2011 My MacBook is not reconnecting to the wireless network on wakeup. Is there a setting or something that I'm missing?
8
votes
8answers
514 views

G5 wakes up for no apparent reason

I’ve got a very odd problem with an old G5 of mine. It's a 2.3GHz Dual-Core G5 with Mac OS X 10.5.8. Sometimes, though not always (about 50/50), when putting the computer to sleep, it wakes up after a ...
1
vote
1answer
371 views

Energy Saver preferences keep breaking

This is a new question related to a question I asked previously. MacBook is sleeping despite being set to "never" sleep Basically, the MacBook would sleep after 3 hours despite the ...
12
votes
3answers
13k views

How do you change the behavior of the power button in Lion?

On my Macbook Pro, whenever you press the power button it goes into sleep mode. How do I change this to do nothing?
9
votes
2answers
50k views

How can I turn off a Mac's display without sleeping the Mac itself? [duplicate]

Possible Duplicate: Is it possible to put the display to sleep without putting the whole computer to sleep? I have an iMac, and sometimes I want to play some music over night, without the ...
2
votes
3answers
4k views

How can I tell the difference between display sleep vs. computer sleep on my MacBook Air (Late 2010)?

How can I tell the difference between the entire computer sleeping and only the display sleeping? I'm trying to diagnose sleep problems, and one of the basic things I need to know is the difference ...