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
2answers
1k 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
792 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
3answers
947 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
405 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
330 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
666 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
884 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
0answers
101 views

Third party USB Ethernet adapter won't wake up

I have a mid 2015 Retina MBP 15" and regularly use multi screens and hard wired ethernet. So I've bought a third party HandAcc USB ethernet adapter with Realtek 0x8153 chipset (the device also ...
3
votes
0answers
67 views

MacBook Pro web browser windows cropped after resuming from sleep bug

I've been seeing this bug most recently in Yosemite 10.10.4 (14E46). It was in prior versions but I wasn't keeping track. When I resume from sleep my browser windows are cropped in both Firefox and ...
3
votes
1answer
98 views

Set timeout when falling asleep before network disconnects

I'm using OS X Mavericks (latest) on a 15″ 2014 MBP. There's an option to make the system not lock the screen for x number of seconds/minutes after the screen goes dim. I'm looking for an option to ...
3
votes
1answer
14k views

Internal keyboard + touchpad stopped working, on Macbook air 'early 2014', Yosemite 10.10.2

my internal keyboard and touchpad - stopped working a few days ago. When it first happened - I made the macbook sleep-wake-up several times - and it came back to normal. External keyboard+touchpad - ...
3
votes
1answer
396 views

Why Does My MBA Close All My Apps After 5 Mins Idle?

Sometimes if I walk away from my MBA without locking the screen and I return I'll be faced with a login screen. Once I login all my apps I had open are now closed. Sometimes I'll close my MBA lid and ...
3
votes
1answer
243 views

OS X: find hours in use

Is there a way I can parse a log in OS X to determine the total time the computer has been in use? By "in use", I mean logged in and not in sleep mode. If there is no such pre-existing log, is there ...
3
votes
0answers
530 views

Is it possible to have an iMac maintain target display mode even through sleep/screensaver

I want to be able to make it so that my iMac doesn't exit target display mode until the thunderbolt cable is pulled from my Macbook. I love target display mode in theory, but every time I lock my ...
3
votes
0answers
297 views

Mac Mini 2013 wakes immediately after sleep when USB drive plugged in

I have a 2013 mac mini running osx 10.9.3. I used to be able to send the machine to sleep by going to the apple in the menubar and choosing sleep. After a recent update, when I do this the displays ...
3
votes
1answer
430 views

Black screen with dual monitors (10.9.3)

I have been experiencing a problem with my Macbook Pro (latest version) when connecting it to a dual monitor. I usually click on the trackpad to wake the computer immediately after it has gone into ...
3
votes
1answer
700 views

How do I (re)mount missing Firewire drives? Why do they vanish?

I have several Firewire drives that occasionally "go missing" even though they are connected to my Mac and powered on (the power light is illuminated). These drives do not appear in Disk Utility or ...
3
votes
4answers
12k views

My MacBook Pro is not sleeping when I close the lid on battery

I purchased my macbook back in 2011, and this problem just started. When I unplug and close my computer to put it in my backpack for school, it does not sleep. I take it out and its very hot and has ...
3
votes
1answer
783 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
0answers
169 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 later,...
3
votes
1answer
119 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 this?...
3
votes
1answer
244 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
1answer
457 views

iMac sleeping even when set to never sleep

Running 10.7.5, I've got a fairly new iMac (6 months old) 27", set to never sleep, yet when I got in to work this morning it was asleep. How to fix this? Output from pmset -g in Terminal: Active ...
3
votes
1answer
778 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?
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
2answers
238 views

How to disable Command-Control-Power shortcut?

I frequently use Command-Option-Power shortcut to send my Macbook to sleep (especially since closing the lid when I have external monitor doesn't trigger sleep). Unfortunately, this shortcut is very ...
3
votes
2answers
1k views

Intermittent Static / Garbage External Display On Wake and Boot? Picture included

Intermittently (relatively frequent) when the MacBook wakes from sleep and it kicks the external displays on, one or all of them may be fuzzy like this. I have one display in a Thunderbolt port, and ...
3
votes
1answer
3k views

Safari will not “Remember Me” on Facebook

My question is very similar to this question: Safari 7.0.4 doesn't remember my login status. "Remember me" not working (OS X 10.9.3) Except it differs in 3 key ways: The solution did ...
3
votes
2answers
28k views

How do I fix non-responsive keyboard and trackpad after sleep on MacBook Pro Retina 15? [duplicate]

I'm having a problem with my MacBook Pro Retina 15. I close the screen to put it to sleep. When I open it back up, the screen wakes up, but the keyboard and trackpad do not work. If I plug in a USB ...
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 ...
2
votes
3answers
2k views

Can MacBooks backup when in hibernation mode?

Can MacBooks (late 2010 Air in particular) backup when in hibernation mode? The reason why I am asking this is because I want to backup my MacBook air at midnight however I am not sure if my computer ...
2
votes
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 ...
2
votes
4answers
565 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
2k 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
4answers
3k views

Keep MacBook Pro awake in a clamshell mode + HDMI switcher setup

I'm running a setup with the latest Retina MacBook Pro, a Windows desktop and a single external monitor. Both machines are outputting display to a HDMI switcher, which connects to the monitor. I can ...
2
votes
2answers
1k views

SSH to Macbook works when lid closed (and plugged in to power)

I noticed that my PuTTY session to my MacBook (which is now on Mavericks 10.9.3) seems to stay alive with the clamshell closed so long as the power cable is plugged in to the laptop. This can be seen ...
2
votes
1answer
1k views

SSD Sleep or Shut Down?

I have a MacBook Pro with SSD drive. I am concerned that leaving it on (closing the lid when not in use) will wear out the SSD drive quicker than fully shutting the system off. The boot up time is ...
2
votes
2answers
515 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
2answers
5k views

Why does my MacBook Air 2013 wake from sleep every minute on Mavericks?

I'm having issues with my MacBook Air 2013 waking from sleep into Dark Wake every minute since I upgraded to Mavericks. Whenever it's been to sleep and goes into standby it keeps waking up. This is ...
2
votes
1answer
7k views

MacBook is sleeping despite being set to “never” sleep

My 13" MacBook (late 2006) is set to never sleep but after about 3 hours the whole computer still goes to sleep. Lid is always UP. Power Adapter is plugged in and indicator light is green when ...
2
votes
1answer
778 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
8k views

How do I stop my Mac OS X from going to sleep? [duplicate]

In settings, I don't see a way to stop the PC from going to sleep.
2
votes
2answers
2k views

Mac Pro unexpectedly powers off

We have a new Mac Pro (3.6 GHz) running MacOSX 10.9.3 that unexpectedly powers off. We've taken it in for service twice and the Geniuses were not able to reproduce the issue and the hardware ...
2
votes
1answer
405 views

Why is Mavericks forcing a password reset on every lock screen?

I just upgraded to Mavericks. Now, every time I wake it up from the lock screen or standby and proceed to type in my password it rejects it. To get back in I have to select "switch user", then type ...
2
votes
3answers
3k views

Mac wakes up from sleep every night and then goes back to sleep immediately

I've had my Mac Mini for about six months now. Every night, I put it to Sleep rather than shutting it down. Since about two weeks ago, the Mac Mini wakes up from sleep around 1 to 3 am, once a night, ...
2
votes
2answers
3k views

iMac wakes up without any noticeable reason

I have a iMac 27" late 2012, OS X 10.8.4 and last night it woke up from sleep-mode while I was 3 meters away from it. Nobody but me was in the room. The login-Screen was visible. After some seconds ...
2
votes
3answers
13k views

How do I stop my 2013 Macbook Air from putting the computer to sleep?

I've been fiddling with my new Haswell macbook air (with Mountain Lion), and there's a difference between the "energy saver" settings on my macbook vs my 2011 iMac. On my iMac, there's a "Computer ...
2
votes
3answers
6k views

Is it necessary to eject an external drive before sleeping? [duplicate]

I have a question similar to a previous one about ejecting before shutting down. Is it necessary or recommended practice to eject external drives before putting a Mac to sleep, whether it be via an ...