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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2
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1answer
30 views

Wifi doesn't work unless I cycle it off then on again coming off of sleep

I have a Macbook Pro Retina, 15in, and I have the above issue. In a related question (Wifi doesn't work unless I turn it off then on again) a user commented: For as long as I can remember, ...
0
votes
1answer
539 views

iMac with Mavericks sometimes won't sleep

My mid 2012 iMac 27" with Mavericks sometimes won't sleep. Its screen is light up in the morning and I'm still logged in. Energy settings: pmset shows: Last login: Wed Jan 22 23:08:58 on ttys000 ...
0
votes
1answer
7 views

Waking the macbook from sleep

How can make my macbook wake up from sleep mode automatically ? That is I will fix up a time for it to wake up and when the time will come it shall automatically wake up from sleep mode. Can this be ...
1
vote
0answers
36 views

When woken up from sleep, some Chrome windows are blurry

I have a 2nd monitor attached to my Retina MBP. I was on OS X Mavericks and had this problem, where sometimes the displays would go to sleep and when I wake them, many tabs within Chrome look blurry ...
12
votes
3answers
11k 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?
1
vote
1answer
194 views

Mac wakes up from sleep every two hours on Mac OS X Yosemite

Since upgrading to the first stable release of Mac OS X Yosemite a few days ago, my Mac Mini wakes up roughly every two hours from sleep for about a minute, then goes back to sleep. This is ...
2
votes
0answers
111 views

OS X 10.10 Yosemite -DisableSleepProxyClient

I have a Mac Pro from 2009. Its in my bedroom. Prior to 10.10 I was able to disable periodic wake (when Wake on Lan is enabled) with adding -DisableSleepProxyClient to com.apple.mDNSResponder. I was ...
4
votes
2answers
2k 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 ...
1
vote
1answer
1k views

MacBook Pro wakes immediately after sleeping

When I put my MacBook Pro to sleep, it will immediately wake up again after ~5 seconds, then go to sleep again and keep on sleeping and waking. This happens no matter if I close the lid or use the  ...
5
votes
1answer
3k views

Macbook Pro Retina 2014 - Quick return from Sleep - Black screen with cursor before login window

I just got a MBPr. When the display switches off, like its going to sleep and I quickly hit a key to wake it back up. It shows a black screen with a cursor for about 15-20 seconds before the login ...
0
votes
0answers
29 views

2013 Macbook Pro won't power on or wakeup until SMC reset each time.

I recently got a kitten who likes to walk up and down my macbook. I've been pretty good at keeping her off so far, but yesterday she started to trample across the keys. I lifted her off and closed the ...
1
vote
3answers
45 views

Macbook Pro not sleeping when left inactive with lid open

My Macbook Pro Running 10.8.5 isn't sleeping when left alone. System prefs has everything set up to sleep but it isn't working. I used the command pmset -g assertions in terminal and I get Assertion ...
0
votes
2answers
409 views

bad wake/sleep crashes in 10.9.3 turned into severe screen blackout crashes in 10.9.4

While still on 10.9.3 I had the occasional problem of the OS crashing upon wake-up. Every couple of weeks, made more frequent by using an external monitor. Now on 10.9.4, which was supposed to fix ...
1
vote
2answers
12k views

Why doesn't my MacBook Pro automatically reconnect to the Wi-Fi when resuming from sleep?

I have a 2012 MacBook Pro with Retina display (currently running Mountain Lion v10.8.2). Every time I wake it up from sleep (open the lid), it doesn't seem to automatically re-connect to the Wi-Fi ...
38
votes
6answers
37k views

Is there any way to set a MacBook Pro to not sleep when you close the lid?

The most common use case I have for this is when I'm playing music over AirTunes, but don't want an open laptop laying around. Or when I'm syncing or downloading something. This isn't the same as ...
0
votes
3answers
70 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 ...
7
votes
2answers
1k views

Mavericks screen lock occurs immediately instead of after 15 minutes of sleep

I'm on OSX 10.9 on a late 2013 Macbook Air. iCloud Keychain is disabled, FileVault is turned off, and my Energy Saver settings are all at their defaults. I want to require a password after 15 minutes ...
2
votes
0answers
113 views

Mavericks 'close the clam' woes

I typically use my "Retina, 15-inch, Late 2013" MBP at work with the lid closed, connected to an external monitor, a bluetooth trackpad, and a USB keyboard. For the last few months, the results of ...
2
votes
3answers
4k 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 ...
0
votes
1answer
30 views

Can my retina MacBook Pro SSD drive go to sleep?

In energy settings there are several options concerning the power consumption of you mac, like dim display, app nap, but also "Put harddisk to sleep when possible". To my knowledge, an HD hard disk ...
1
vote
0answers
20 views

Only Cursor and Notifications Appear for First Few Seconds After Display Turns Back On

When my 2011 iMac's display shuts off - before the computer goes to sleep, but after a screensaver might display - there is frequently a 5-15second delay with the display coming back. What I see is ...
7
votes
2answers
6k views

Why Does My iMac Wake Itself Up?

I have an early 2009 24" iMac. Lately, when in sleep mode it will occasionally wake up for around ten seconds with the screen off, then go back to sleep. Wake on LAN is turned off so I can't figure ...
2
votes
2answers
5k 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 ...
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
3answers
4k views

MacBook not sleeping when I close the lid

My MacBook has never slept when I close the lid. I´ve tried all the remedies listed here in the forum from resets to experimenting with pmset settings. Should my MacBook sleep as soon as I close the ...
1
vote
2answers
43 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.
1
vote
3answers
676 views

How do I ensure computer stays awake for Back to My Mac?

My laptop Mac goes to sleep even though I have Back to My Mac turned on. What kind of thing is likely to cause this? What kind of steps can I take to fix it? The Mac that is going to sleep has ...
-1
votes
3answers
683 views

iPhone 4 buttons don't work

I was trying to free up some space to upgrade to iOS7, and after I deleted all of my music and most of my apps (social, games, etc), my Home and Sleep buttons stopped working. I'm stuck in Settings. I ...
1
vote
0answers
22 views

Simulating an event to wake my Mac

Events like EC.cause/GIGE/LIDO/OHC/PWRB/RTC/USB# can wake up a Mac. Is there a way to programatically simulate either of these ? WOL is out of the question as my machine doesn't support WOL on WiFi. ...
1
vote
1answer
160 views

Macbook Air failing to reconnect to network after sleep

I have a Mid-2011 13" Macbook Air running OS X 10.9.2 (the latest version). When I wake my Mac from sleep, sometimes, the Wifi will fail to find my network. The network icon will display the ...
2
votes
2answers
2k views

After sleep, my iMac is very slow to respond for a 45seconds+

When my iMac enters sleep, and then I wake it up -- either shortly after, or the next day, while it responds to the wake request quickly, it's basically unresponsive for 45 seconds+ after. ...
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
1answer
596 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
2answers
1k views

macbook pro randomly going to sleep

I have a early 2011 macbook pro with mountain lion 10.8.2 installed in it, I have sleepawake installed and disabled energy saving option all set to forever. the problem is the system is still going ...
1
vote
0answers
13 views

can I automatically disconnect bluetooth devices on sleep [duplicate]

We use a Belkin SongStream BT to play music on a stereo via BlueTooth. I'd like our various devices to automatically disconnect before they go to sleep. Alternatively, the Belkin device could drop ...
12
votes
5answers
39k views

Put the display to sleep without putting the whole computer to sleep?

I like to use vnc on my ipad on my bed. I want the mac to go to a black screen so I can fall asleep while using the ipad, and not have to get up to shut down the mac afterwards. Is there anyway to ...
2
votes
1answer
158 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 ...
0
votes
3answers
151 views

MacBook Pro 15" Early 2011, top right corner of the screen getting too hot

Since 10.9.3 update, I'm noticing a problem first, as I mentioned, right side of the screen getting quite warm, as warm as base, where CPU and GPU fans resides. second, even it's in sleep mode ...
0
votes
0answers
175 views

macbook pro black screen from sleep

My MacBook is a Pro Retina 15 inch late 2013, running 10.9.4. When bringing the laptop out of sleep it stays black for 20-30 seconds, showing a cursor only. I went as far as erasing the hard drive and ...
0
votes
1answer
830 views

Serious Boot / Sleep Problems

Two days ays ago I closed the lid of my macbook pre for the night as I have done for the last 2.5 years but when I opened the lid in the morning the screen didn't show. It seemed to be 'alive' (ish) ...
1
vote
1answer
33 views

Hibernate/Sleep problem

Whenever my MBP 9.1 is in sleep mode and plugged in and I unplug the charger, machine turns on and stays on for about 2 minutes and then gets to sleep again. Is there something I can change so when ...
7
votes
5answers
7k views

External monitor resolution setting is lost after MacBook “wakes up” from sleep

I have recently purchased an external monitor that I am connecting to my MacBook Pro (Late 2009) using the MiniDisplay-to-VGA adapter. I have both the external monitor and the MacBook's monitor set to ...
0
votes
0answers
392 views

iMac doesn't recognize external Monitor after wake up

I know there are a lot different topics on this, mostly for MBP's, but I did not found any solution for me though. I have an iMac 27" late 2013 with 16GB RAM and an external Acer S232HL connected via ...
0
votes
1answer
47 views

How do I disable requirement to enter password after I close and reopen the lid?

I don't like having to re-enter my password if I've just closed the lid for only 5 - 10 minutes. How can I disable this? I've already tried going to System Preferences --> Security & Privacy, ...
7
votes
2answers
2k views

Why did my rMBP13 (late 2013) wake up every minute until battery depleted with reason: ? (Question Mark)?

Can someone help me to diagnose this issue? My new MacBook Pro 13 Retina (8GB / 2.6Ghz / 512GB) awoke in my bag earlier today and apparently did not go back to sleep so ran down the battery and was ...
2
votes
1answer
158 views

OSX disable wake on USB

Recently I've obtained a trackball, and I'm trying to use it with my Mac Mini running 10.9.5. The trackball is plugged in via USB port. The ball is rather sensitive, so it picks up very small ...
2
votes
5answers
13k views

How can I stop my MacBook Pro from automatically sleeping when I lock the screen?

Whenever I lock my screen (via either the lock icon -> Lock screen or by using the Control+shift+eject key combination), my screen immediately turns off (not showing the screen saver), and the system ...
0
votes
0answers
13 views

My MBP 2011 won't go to slep when AC is plugged in

Since a few days, my MBP (15" early 2011 with 10.9.4) won't go to sleep when I close the lid and the AC is plugged in. I fixed the permissions, repaired the SSD via disk utility, searched in the ...
0
votes
0answers
19 views

Get the iPad (iOS 7) to lockscreen but not dim (no jailbreak)

So, is there a way to tweak the settings in such a way that the lockscreen will appear as usual after arbitrary minutes, but the screen will stay on? If it cannot be achieved with native settings, is ...
1
vote
0answers
28 views

What is CMacPowerHelper, causing slow sleep response on my 2011 Macbook Pro

When going to sleep my 2011 MacBook Pro takes up to 30 seconds Using the pmset log it look like the problem is CMacPowerHelper Can anyone tell me what CMacPowerHelper is?