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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3
votes
5answers
2k views

MacBook Pro randomly restarting

I'm new to daily Mac use, but I think I have my settings correct. My laptop is kept plugged in at work - never runs on battery. In my Energy Saver system prefs, I have Computer Sleep and Display Sleep ...
3
votes
2answers
2k views

OSX Lion freeze after sleep

Sometimes, after I wake up my MBP from sleep I get the screen shown in picture. Once I click somewhere in the middle of the screen I get the log in window. When I log in all the windows/apps that were ...
3
votes
2answers
186 views

Macbook pro doesn't go to sleep after left inactive

In Energy Saver settings (System Preferences -> Hardware section) the Mac is set to sleep after 15 minutes, but nothing happens. Mac drains battery and automatically turns off when battery is low. ...
3
votes
2answers
38 views

How to close applications on sleep?

I have a password management application (KeePassX) of which backup I sync over Dropbox across several computers. However the password database can be open only on one computer at a time for file ...
3
votes
5answers
5k views

Mac Mini won't wake after sleep with Mountain Lion

I have a late 2012 Mac Mini with Mountain Lion installed. I have had the Mini for around 6 weeks and am using as a media server. When the Mini goes to sleep (either automatically or by manually ...
3
votes
4answers
951 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 ...
3
votes
3answers
4k views

Lion - Macbook randomly wakes up from sleep when lid is closed

I have aluminium macbook (not pro). I have recently updated to Lion. So far so good - had some minor issues with printer, sshfs, mac fuse. Managed to resolve almost all of them. There is one issue ...
3
votes
1answer
559 views

iPhone sometimes goes to sleep running Pandora, sometimes doesn't

I use my iPhone4 to listen to Pandora radio at work. I have it plugged in to a standard charge/sync cable, and a headphone jack to my speakers. Sometimes the screen stays on indefinitely, showing me ...
3
votes
2answers
7k views

Can I change the action that occurs when I close my laptop's lid?

Is there any way to change what happens when I close the lid of my laptop? Do macs have the option of hibernating vs. sleeping like PC's do? If so, which of these is the default behavior when I ...
3
votes
1answer
2k views

prevent second hard-drive from spinning up after standby

I have a MacBook Pro with two harddrives, an SSD in the main slot and a larger, normal drive in place of the superdrive. Because of power consumption and noise I managed to get my Mac to not ...
3
votes
1answer
1k 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.
3
votes
1answer
4k views

Why does battery die during sleep mode?

I'm running MacOSX 10.5.8 on a MacBook Pro. I was working on my computer last night. I finished work, closed the lid and expected the computer to go to sleep. I assume this is the Apple Safe Sleep ...
3
votes
1answer
3k views

Random Restarts with “Sleep Wake Failure” error on Mavericks

When I leave my Mavericks OS X MacBookPro idle for a while, very often it will crash and reboot by itself. After reboot, the Problem Report dialog will show up, telling that "Sleep Wake Failure ...
3
votes
1answer
188 views

Why am frequently asked for access to my Keychain?

Since using Migration Assistant to move from an old iMac (2009) to a new MacBook Pro, I find that I'm repeatedly asked for access to my Keychain. Prior to moving to the new machine, once I unlocked my ...
3
votes
2answers
211 views

How can I determine if the screen is asleep in Mountain Lion, from the command line?

I have a script that needs to run every so often, but only if the screensaver is active or if the screen is asleep (to make sure nobody is actively using the computer first). I need to have a way to ...
3
votes
2answers
4k views

Mountain Lion won't wake up after an extended sleep

I've recently upgraded my MacBook Air to Mountain Lion. Now whenever the machine sleeps for a long time (more than two hours or so) while disconnected from the mains, it won't wake up. I had to hold ...
3
votes
1answer
434 views

Does applescript's 'delay' function work when the computer is asleep?

I'm trying to make an alarm clock for myself with AppleScript after my old (physical) one crapped out. I've got a script that'll schedule a pmset wakeup at the requisite time. There's just the matter ...
3
votes
1answer
497 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 ...
3
votes
3answers
918 views

RAM Disk gets unmounted when coming out of sleep

I have a script set up to create a RAM Disk at login. But I have now noticed that the RAM Disk (And sometimes other networked disks) get unmounted when I put the laptop to sleep and wake it up again. ...
3
votes
2answers
2k views

MacBook Air 2013 screen issues after sleep

I'm having some issues with my MacBook Air (2013). Whenever the system enters hibernation, as it does after a couple of hours of sleep, the screen gets distorted when it comes back from sleep. When ...
3
votes
1answer
108 views

Coming out of screen-lock, sometimes my machine will sleep/lock 30 seconds after

I haven't pinpointed any potential triggers yet, but sometimes when I come out of sleep or from having a locked screen, after typing my password in and re-entering the OS, about 20 or 30 seconds ...
3
votes
2answers
412 views

Macbook doesn't stay asleep when lid is closed

I have a 2006 Macbook running Snow Leopard. I suddenly noticed that my computer's battery would be at a different level when I woke it up than it was when I closed the lid to put it to sleep. After ...
3
votes
1answer
339 views

Target iMac does not wake up with the main iMac

I have two 27" iMac connected via a Thunderbolt cable. I press Command+F2, the target computer joyfully becomes a second screen for the primary iMac. Joy of joys! I come back in the morning, or after ...
3
votes
1answer
2k views

Mountain Lion sleep and caffeinate command

I am having an issue where my retina MacBook Pro (10.8.1) will sleep when uTorrent is actively uploading or downloading. I have tried my old go to programs like "Caffeine" and "InsomniaX" to no avail. ...
3
votes
1answer
2k views

Warning message when trying to change Standby mode settings

I tried changing the Standby mode settings using the command sudo pmset -a standbydelay 5400 . I set it to 5400 so that it is delayed to 1.5 hours compared to 70 minutes as default. However, I get ...
3
votes
3answers
716 views

Connecting USB devices wake Mac running Mountain Lion only temporarily

On Snow Leopard (10.6), I could wake my Mac by connecting a USB device - in my case, switching on a USB external HDD. Now, after upgrading to Mountain Lion (10.8), when I connect the USB device, the ...
3
votes
1answer
838 views

Problem with applications not resuming where left off after low-battery sleep/hibernate on Lion

I am having problems with applications re-launching from scratch, rather than continuing where they left off, when resuming my Mac (alumimum MacBook, fall 2008) after its battery runs low. This ...
3
votes
1answer
387 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. ...
3
votes
1answer
290 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
555 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 ...
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 ...
3
votes
1answer
666 views

External HDD Unmounted After Sleep

I have the new iMac 21,5" and a Samsung G3 Station 1,5TB external HDD. When I plug my HDD, connecting to energy and via USB, no problems, Mac OS recognizes it and I can use it normally. The problem ...
3
votes
3answers
1k views

How do I find out what application is trying to wake my MBP?

my mac book pro is refusing to stay asleep. I noticed it will wake up roughly every thirty minutes and display the screensaver password screen and even when the lid is closed I will be able to hear it ...
3
votes
1answer
294 views

App windows move spontaneously on display wake (2 monitors) - OS X 10.8.3

OS X 10.8.3 Mac Mini Late 2012, 2.6Ghz quad-core i7, set up with 2 displays, like this: Thunderbolt Port HDMI Port /*****************|------|**********\_______________ | ...
3
votes
1answer
116 views

Mountain Lion always switches to previous application at wake up

Since upgrading to Mountain Lion (from Snow Leopard), I have noticed that always when I wake up my MacBook Pro, a window from the previously active application is moved to the front. What causes ...
3
votes
1answer
209 views

Sleep / hibernation logic on OS X

I'm wondering what is a logic of sleep/hibernate of the OS X System. On the lid closing MacBook should go to sleep - it is obvious but.. What if the machine is running only on batteries and it is in ...
3
votes
2answers
6k views

Mac doesn't respond after sleep mode: how to Prevent this?

My mac often doesn't respond after sleep mode. What can be the reason? There are a lot of articles about what to do in this situation. But I can find nothing about how to Prevent it. Mac is macbook ...
3
votes
4answers
2k 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 ...
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 ...
2
votes
2answers
24k 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
1answer
1k views

16GB of RAM makes MacBook Pro's fans go wild before sleep?

I recently: installed 16 GB of RAM (1600 MHz); on my late-2011 15-inch MacBook Pro; running OS X 10.7, aka Lion; with an Apple SSD drive. According to Apple my MacBook Pro only supports a ...
2
votes
3answers
3k 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 ...
2
votes
4answers
479 views

What is the correct way to prevent MacBook Pro (mid-2010) from sleeping on lid close?

I have MacBook Pro 13" mid-2010 (MacBookPro7,1), and sometimes I need it to work with the lid closed (long compilations, etc. while I'm on the go). I have tried InsomniaX, but it has no effect. I ...
2
votes
1answer
1k views

Prevent a Mac from waking up from keyboard or mouse?

I put my PowerMac at work to sleep so that I can use Wake-on-LAN to do remote work on it. However the office cleaner often touches the keyboard or the mouse button unintentionally. So the question is: ...
2
votes
5answers
382 views

MBP Lock screen hotkey without sleeping?

I'd like to press a key combo to get my computer to the lock screen. In Windows the shortcut was Windows key + L. On Mac I press CMD+ALT+Power which turns the laptop off and puts it into sleep. I want ...
2
votes
2answers
3k views

Macbook air: Close lid and lock features

I wonder if there is some way to customize the lock screen feature of my macbook air (running Mountain Lion) in such a way that: 1: When I close the lid, and then open it, the screen is not locked ...
2
votes
2answers
353 views

On/Off vs. Sleep Mode

The new retina MacBook Pro is boot so quickly that if I don't use it for even 5 minutes it doesn't make a difference to me whether I shut the computer down or sleep it. What is the best option for ...
2
votes
3answers
2k views

How do I create an AppleScript that will quit an application at a specific time and then put the computer to sleep?

I've been toying around with AppleScript and Automator to get this thing to work, but I just can't seem wrap my head around it. If anyone could show me an example or give me some tips on how I can set ...
2
votes
1answer
705 views

Is there a way to make my MacBook Pro running Snow Leopard hibernate with a keyboard shortcut?

Is there a way to hibernate at all? I know if the battery dies when it's sleeping it hibernates, but is there a way to go directly to hibernate with a keyboard shortcut?
2
votes
2answers
74 views

Prevent iOS device from sleeping if plugged to charger

This is available in Developer options in Android's system Settings. I'm trying to look for an equivalent in iOS. This is great if I want the screen to be always visible for screen ...