MBP Sleep Issues

recently purchased a mbp 2.33ghz laptop and things were great. now, it seems whenever i close the lid, the led light never pulses, but rather stays solid. then, when i open the lid, the screen is dark and will not wake up. however, the keyboard seems responsive and i can hear volume noises when pressing the volume up/down keys. if i try and go to sleep from the apple command thing, the screen goes black but stays lit, and freezes with a spinning colorwheel. the only way i have found to recover the computer is by holding down the power button and restarting it. this is beyond frustrating. any help would be much appreciated.

You might like to try resetting the PRAM.
On restarting, press and hold the following keys till you hear a second chime, after which you can release them.
Apple + Option + P + R
This process should reset the Pram to it's default state. If the problem persist you might have to return it to Apple.

Similar Messages

  • MBP having sleep issues: won't sleep by itself & waking up randomly

    Lately my Macbook Pro's been having a few sleep issues. I set my energy saver settings so that the display should sleep after 10 minutes and the computer should sleep after 20, however what I often come back to after being away from my computer for a while, is a turned on display with a log in screen. What it looks like is the screen will dim, and then turn back on again. It looks like my MBP refuses to sleep on its own, unless I close the lid or do it from the menu.
    I've also had issues with it waking up in the middle of the night. When I went to the terminal and took a look at the wake reason, there appears to be two culpruits: "EC.SleepTimer (SleepTimer)" and "EHC1". I understand the latter might be a USB device or bluetooth, but I've seen it do this when no devices are connected and with my Bluetooth turned off. I've also disabled "Wake for network access" and there's no wake times schedules. I'm pretty frustrated at this point and would really appreciate it if someone could suggest a solution.
    Thanks in advance.

    You've checked most of the reasons why it wakes. Also go to users>login items and delete any items there.  Here's alittle mre info, hope it helps.
    http://support.apple.com/kb/HT3774
    All the best

  • MBP (late 2006) – diplay sleep issue

    My MBP (late 2006) has a following problem:
    Often (about 2 times of 3), when I wake the computer from sleep mode, the display lights up for a second and then turns off. Rest of the system runs normally; I can turn volume and keyboard lights up and down so on.
    If I put the computer to sleep again (by shutting the cover) and let it sleep for a couple of minutes, I can try again to wake it up, but usually I just give it the hard boot. This is really annoying,

    Matt,
    When this happened to my Late 2007 MBP, I could not find out what was happening until I looked at the system log. It showed that, upon waking, the MBP was trying to connect the wireless network at a hotel I visited several weeks before and miles away.
    I opened System Preferences > Network > Airport and clicked the "Advanced" button. The first tab has a list of networks that was getting full. I cleaned out the list, leaving only our home network and that of a museum where I volunteer. Then I unchecked "Remember any network this computer has joined."
    Very simple to check, and I've had no sleep issues since.

  • Mac book pro 10.5.7 sleep issue..... not even sydney genius bar can help me

    ok hey guys, this is my first ever post on a support forum so please help me out!
    I'll give any specific hardware info if needed later on but this is the basics:
    i have had my mbp for over a year and 6months into it my mbp started going into sleep mode for no reason ...and no im not simple the energy settings are set to never sleep so its not that. Since then i have tried and tested everything under the sun to resolve the issue i have been to the genius bar and booked it in several times, each time they tell me they can not find any problem. I have had the logic board replaced - i have tried removing the p.list files, resetting pram thingy the battery test thing....everything...i have looked on endless forums for a resolution but nothing works!, it will go to sleep at random times generally when im doing alot of things on it it can run fine for days maybe sometime weeks but then its starts playing up again. When it does sleep the screen goes blank and the power light pulses but worst it cuts the internet connection which is terrible coz i have a time capsule and it cuts that link as well and messes that up entirely! sometimes it will just keep cutting out every 20-40 seconds untill i wake it by tapping the space bar or moving my mouse sometimes it just shuts down completely - i have done a compete erase & reinstall but ill b honest i still reinstalled some programs from my backups that cant be downloaded anymore (isquint etc) coz the genius guys said maybe a program is corrupting the hardware but if anyone has any ANY ideas or has the same problem please! tell me - im sure i could add more info n stuff but if u want 2 ask me specifics then i will answer anything to help
    thanx again guys.
    i should say at this point the only relief im getting to stop it from sleeping is if i disconnect the power adapter and use the battery that seems to stop it, but it has crashed(slept) on battery power as well but as of today doing this seems to help ....hasn't crashed since writting this! LOL

    Has anyone got any assumptions on suspect software that may cause my problem??
    I see that louie has a possible response for you. I had forgotten about that problem.
    lastfm, transmission or handbrake. Can anyone confim issues after installing these apps?
    if not these softwares then im convinced im dealing with a power issue.
    I would be doubtful (although not completely dismissive) of anything like these being the source of your problem.
    the genius bar has said it may b an enviromental issue. this also may be the case, tho not so much recently. They said perhaps magnectic fields may cause it 2 go 2 sleep and its true moving my MBP around does seem to settle it for instance if i move it out of my room im yet to see any of my sleep issues occur
    The movement sensor might be involved, as also louie's excellent suggestion of the temp sensor. It is difficult to know how to test these effectively and might need more tools than the GB can muster.
    But i dont live in a electricity tower and i did move my MBP to the other side of my room where it worked for a good month - and then started again with the sparatic sleeping.
    It is hard to disprove a negative. The only way to bring some sort of evidence to the table if there were some such interference would be to use the computer for an extended period away from where you are using it now. If it works without problem in (say) Starbucks or some other neutral area, and then fails within a few minutes of returning to your home, then there is something stronger to work with. Then you can start to track down some external source, I would guess.
    So i will try a safe start as graham had suggetsed as this seems as a simple enough fix - but i do run a time capsule, ext 1TB HD, Wireless mouse etc ..which i presume will not work in safe mode .... and is the idea to just keep safe mode on untill it does crash again or will just starting up on safe mode then restarting solve the issue?
    Time Machine ought to work in Safe Mode; and I would not suggest working that way for a lengthy period of time: just to start it up perhaps to clear something that is interfering. But what you write here is of interest: (A) The HD -- what is it (brand, etc, and how formatted) and how connected; plus the wireless mouse? What brand is that (and I presume you mean Bluetooth)?
    As for A weak diode..I dunno what that is or how 2 check it
    Right. I couldn't either, and most shops won't: they would just replace the board. There is a shop here . . . but that is too far for you.
    i think the battery is ok ..as i said it performs better at this point when i disconnect the power...but not always... i had a terrible day yesterday when it would keep going to sleep everytime i reconnected the power, if i try 2 persist it will keep going back 2 sleep ever 30 seconds untill i eaither just leave it be for a while or untill it just turns off completely!
    That suggests, as I mentioned earlier, something awry with the battery/power combination; especially if the performance is not consistent. A battery should deteriorate gradually, not come and go.
    If it does turn off when i turn it back on it wont even get to the grey apple logo it just keeps turning off after 2-5 seconds (turning off not sleeping)
    so im at a loss why that is!
    No power. You have to wait a while until the power level is brought up to a workable level.
    The power cord seems fine all the pins spring out - the middle spring is smaller than the others tho.
    Mine too. That seems OK.
    Do post those logs. Someone might see the answer.

  • Battery and Sleep issues. Is this "normal"?

    Hey guys, ever since day 1 My new MBP has been experiencing the sleep issue where in sleep the battery would lose about 1-2%/hour. I would go to sleep with the battery at 100%, and wake up to only about 87%. Also, when it was new the battery had about 4650 for full charge capacity, now its showing only 4540 after 10 cycles!!! Is this normal? Please help my MBP is less than 2 weeks old I have owned the previous MBP model, and the battery life during sleep was considerably better than this, and also it took less time to charge the battery!
    Charge Information:
    Charge remaining (mAh): 3463
    Fully charged: No
    Charging: Yes
    Full charge capacity (mAh): 4540
    Health Information:
    Cycle count: 10
    Condition: Good
    Battery Installed: Yes
    Amperage (mA): 881
    Voltage (mV): 12070
    *I have also just updated the upgrade to 10.5.6. Will update and report if this will help with the sleep/battery issue.
    Thanks for your help!
    Message was edited by: Flyhighalwayz

    Reset the SMC (System Management Controller) and re-calibrate the Battery then see how it behaves ...

  • Mac Book Pro First Generation Sleep issue

    I have a macbook pro first generation with the 1.8Ghz dual core (I added 1 GB ram for a total of 1.5GB). After updating it to OSX 10.4.8, the computer is having sleep issue. If I try to put it to sleep using the sleep command, it will go to sleep, but then it will make the clicking noises around the dvd player slot area, and within a minute or two the computer will wake itself up.
    This happens if I use the power adapter to run it, or if I use the battery to power it. In essence the computer is unable to be put to sleep using the sleep command from the menu. I can close the lid, and the display would turned itself off, but the clicking noises from the dvd slot area is still happening, so I am not sure if is is asleep. The only time that it will go to "deep sleep" mode if I leave it until the energy safe command kicks in and put it to sleep.
    I don't have problem getting the computer "awaken" from its sleep state. Though it does have that "blank" blue screen a mere seconds before it reverts to the desktop, which a lot of people have reported in their posting. Is this a software problem? or is it a hardware issues?
    The laptop is no longer does have its "super hot" issue. Now it is merely warmish hot but not unlike the "super hot" it was before. Cocoa application such as Adobe CS and Microsoft Office are not as fast or snappish as the native application, the speed is comparable to 1Ghz G4 processor. I suppose it is the pitfall or running an emulator?
    Does anyone else also experiencing the sleep issue problem? not able to put the laptop to a sleep mode?

    Hi!
    Yep, the trick with the PMU reset (5 second thinggy) could help. Also, try to reset your PRAM...reboot and hold down Apple-Option-P-R until it restarts again. Release the buttons and there you go...PRAM resetted. However, your date/time setting will be set back to a very early date.
    For me, I had the same trouble and I found out that it came from the Migration Assistant which I used to move from my TiBookG4 to my new MBPRo. After transferring all data to the MBP, performance was down and sleep was merely impossible. Reformatting it and reinstalling it was my cure (although this might not be a solution for you).
    The question here is : did you move an PowerPC apps via copy or migration assistant to your MBP? If not, do you have a virus checker installed that wants to download something in the background?
    Also, check for the "wake for administrator on network" option in the Energy Saver control panel...HTH

  • 10.8.2 sleep issue (when on power adapter)

    I'm experiencing a strange issue with my MBP Early 2011 (8gb ram, 256 gb Ssd (osx), 512 gb Hdd(optibay))
    When the mag safe is plugged and I close the lid or put it on sleep, it doesn't sleep but instead it tries to hibernate. When I open the lid or press a key nothing happen, exactely as it was hibernated, so I try with the power botton, it tries to wake up but the system is unable to load the cache saved entirely and it starts to bip.
    The MBP sleeps correctly when on battery, everything works just fine.
    The issue started yersterday evening with no apparent reason, the whole evening I was just watching video on youtube and browsing on the internet.
    I already reset the PRAM, repaired disk permissions and tried to reset the SMC (not really sure I did it correctly)
    Any suggestion?
    Thank you!

    RESOLVED    
    Just deleted /Library/Preferences/SystemConfiguration/com.apple.PowerManagement.plist and rebooted
    https://discussions.apple.com/message/9761318#9761318

  • MBP Sleeps When AC Disconnected

    I realize fully that I need to disconnect my AC on my 2010 MBP and run on battery for a time at regular intervals. I have been negligent in that regard. Moreover, I know this issue is a common one that's been posted here before but a search does not yield the exact issue I am having.
    When I disconnect my AC power, my MBP immediately goes to sleep even though I am showing near full battery charge. When I re-connect the AC power, it wakes up right away. Can someone walk me through the steps necessary to solve this "immediate sleep" issue? Is this a faulty battery calibration?

    With the computer running on AC power, go to Apple menu > About This Mac > More Info, click "Power" in System Profiler's left sidebar, copy the charge information that is reported about your battery, and paste it into another post here, like this:
    Charge Information:
    Charge remaining (mAh): 4179
    Fully charged: No
    Charging: Yes
    Full charge capacity (mAh): 4406
    Health Information:
    Cycle count: 132
    Condition: Normal
    Battery Installed: Yes
    Amperage (mA): 410
    Voltage (mV): 12485
    That will help us assess what may be happening.

  • 10.9.2 update sleep issue with NEC monitors confirmed

    After updating from Mac OS10.9.1 to 10.9.2, both my friend, who lives in another city, and I find that attempting to put our MacPros (2010, think his is a 2009 model) attached to a NEC PA 301 (mine) or PA 271 (his) series pro monitors to sleep experience a frozen screen and cursor followed about a minute later with an expected and desired sleep mode. My computer does something slightly different than his in that the background of the dock turns a golden yellow when the screen freezes. Both systems start up from sleep correctly.
    If I only use my Apple 30 inch Cinema Display, the sleep mode works as expected.
    Spent two hours with Apple Care (level one and level two) people that didn't have a clue what was going on. Called NEC and they had no explaination.
    Any thoughts of wisdom of what is going on with the sleep issue that occurred right after we put the 10.9.2 update?

    Andrew,
    This is not an AppleCare issue, it is an Apple bug that you didn't want and  will be addressed by AppleCare representatives. Your are helping out the communnity.  If they don't believe you, refer them to this discussion. They never tell you about the 90 day software exception clause for free techsupport when one updates to a major MacOS change. I found that sending in a known bug where many people are experiencing it through AppleCare where they end up uploading your OS data to their engineers gets more attention than going to Apple.com/feedback. The more people who report it, the quicker it gets addressed.
    As far as going back to 10.9.1, didn't you do a back-up before you did an Apple "fix" that you can go back to? My problem is that every day my calendar, documents, email, etc change a lot so I am reluctant to go back to my back-up which I hate to say is only on TimeMachine now. My other backups (mirror copies) occur nightly and I didn't notice this bug till a day later.
    You pay good money for only quality equipment so a wierd bug like this should not occur on a little update.
    I have reported this to Apple and NEC but need others to light a fire under those in charge to make a change and not have us wait for one or two updates later.
    If you want to request NEC to jump in to getting this fixed, send a message to the NEC monitor product manager (Art Marshall): [email protected]

  • This is a workaround for the MBP wireless issue

    There have been many topics on the MBP wireless issues already, but I thought some people might find this workaround helpful.
    Firstly, my system is a 2.2Ghz MBP, running 10.4.10, and also airport extreme update 2007-04. I am using an airport express base station. My previous Powerbook never had any wireless problems, so I really couldn't blame the basestation for the MBPs poor wireless.
    Warning - The workaround requires a little bit of work in the terminal. A little bit of understanding of how networks work is assumed here as well. So it is probably not for everyone ...
    What I have observed - whenever the MBP loses connection, the airport basestation IP and MAC addresses are missing from the ARP table.
    - To view the ARP table, type (in a terminal window) arp -a.
    So, when the MBP wireless hangs, open up the terminal and type that in.
    Do a Cntrl-C if the arp command is hanging and not returning anything.
    In normal situations, a list of IP addresses and MAC addresses will show up.
    As others have already noted, clicking on the airport icon in the menubar, will magically bring the wireless back to life. When this happens, the ARP table also gets magically populated correctly. Coincidence? I think not!
    So, the workaround is to store a PERMANENT entry in the ARP table for the airport basestation IP and MAC address. In my case, I can use the Airport Utility software to confirm what the basestation IP and MAC addresses are (note MAC address = Airport ID in Airport Utility). I found the basestation IP=10.0.1.1 and the MAC=0:11:24:07:d7:f
    To create a permanent ARP table entry for my airport basestation, I opened up a terminal window, and did the following -
    1) login to my administrator account
    2) type in the following command sudo arp -s 10.0.1.1 0:11:24:7:d7:f
    3) type in my administrator password to authorise the change
    4) type in (to confirm the changes have been made) arp -a
    5) logout of my administrator account (from the terminal)
    Ever since I did this, my MBP wireless performance has been flawless.
    Note, if you shutdown or restart your computer, the arp entry disappears. This is ok for me as I hardly ever power down my MBP. As insurance I have added an account startup item to remind me to do the arp table entry.
    This workaround is great for me because I don't have a need to use multiple wireless networks. It might not be practical for people who roam around onto different networks.
    Give it a go and see if it works for you.
    Message was edited by: michael louey

    OK, after some further experimenting, I changed the multicast rate on my airport express. It was set at 6Mbps, and I changed it to 2Mbps.
    I have read that the default multicast rate for previous 802.11g versions of Airport basestations is actually 2mbps. Excellent results so far !! I have set up a terminal command to continuously ping my airport router address every 15 sec, and there have been virtually no dropped packets so far over many hours.
    ping -i 15 10.0.1.1
    Interestingly, in Apple's Airport Admin software in my MBP there is no option to set the rate at less than 6Mbps (!!!!), so I had to use the Windows XP version of Airport admin software to make this change using a windows machine. Using the XP software you can set the muticast rate as low as 1Mbps.
    If you are using Apples airport admin software (Tiger and Leopard) and you commit any sort of change in settings, the multicast rate will be re-set at a minimum of 6Mbps. My understanding of the multicast rate is that setting it too high is similar to shrinking the coverage area of the basestation, and limiting access only to clients who can transmit at the required multicast rate.
    So my new theory is that the dropouts are caused by the MBP dropping off the airport due to not being able to achieve the set multicast rate. (this could be due to factors such as low signal strength, excessive interference or noise).
    If you are using Apples more recent Airport admin software, you are having a minimum 6mbps muticast rate set, and this might be too high for your particular environment.
    Just a theory.
    (oh yeah, I enabled interference robustness on the MBP and the basestation just for good measure)

  • Macbook Pro and external monitor sleep issues.

    I recently upgraded to a new 13 inch MacBook Pro to replace my previous one.  With the upgrade, I'm now on the latest OS and I have a Thunderbolt instead of Mini-displayport output.  I have a Dell U2410 monitor which has worked great up until now, but I now have the following behavior:
    When the laptop sleeps (or puts the display to sleep) the monitor begins to turn on and off.  It goes to powersave mode and immediately wakes up, realizes there's no signal, and goes back to powersave mode, etc etc etc. 
    When I wake the computer up from sleep, the monitor's behavior stays the same.  The laptop never detects the display and begins sending a signal.
    If I unplug and replug the adapter, all is well.
    There seem to be two separate issues: whatever signal the computer continues to send down the display cable after sleep seems to confuse my monitor, secondly, the computer never again sends a real video signal down the line after it wakes up.
    I'm on the latest 10.8.3.  My adapter is the same adapter I have been using for years, an apple mini-display port to DVI adapter.  Supposedly this adapter is still compatible with the Thunderbolt port.
    I've seen lots of issues online about wake up issues with the latest OS.  Is there a workaround for this yet or do I have to uplug my monitor anytime I sleep the computer?

    Hi Steve,
    I have had the exact same issues after adding a WD Thunderbolt Duo external drive to a Mid 2011 iMac and then daisy chaining the Dell U2410 monitor off that.
    My Mini DP to DVI cable ceased working properly - sleeps issues.
    After buying one of these adapters of Ebay:
    http://www.ebay.com.au/itm/3-in-1-Mini-Displayport-to-HDMI-with-audio-DVI-DP-ada pter-3in1-convertor-Macbook-/110861703462?pt=US_Audio_Cables_Adapters&hash=item1 9cfdf5926
    I then tried all the different cables that came originally with the Dell U2410 with that adapter, and none of then would put the U2410 to sleep properly. The backlight would stay on, or "No Displayport Cable" would float around the Dell display with the backlighting still on. Or otherwise the Dell would try to go to sleep and then wake up again and cycle like you found.
    Apples Mini DP to VGA adapter was sleep successful with the VGA cable (Analogue) but the output picture was not as sharp as DVI or Displayport, plus there was RF interference with the cable.
    After lots of internet searching I have found a near perfect solution:
    A HDMI to DVI cable with the HDMI end connected to the Ebay 3 in 1 adapter, which then connects to the Thunderbolt port.
    Connect this to DVI-D 1 on the Dell U2410.
    On the Dell in Menu - Other Settings,  disable DDC/CI
    Now in OSX Settings - energy Saver you will have to tick:
    "Put Hard Disks to sleep where possible" and select a short time frame for "Computer Sleep"
    I have found that the display would go black but the backlighting on the Dell U2410 would stay on, when the display went to sleep on the Mac as per the Energy Saver "Display Sleep" setting.
    The backlighting on the Dell would only turn off when the time for 'Computer Sleep" has elapsed and the external Thunderbolt hard disk went to sleep as well.
    The Dell U2410 would then wake up correctly as well when my iMac woke, with this setup.
    Cheapest solution for you would be to try an Apple or Ebay HDMI to DVI adapter and then use the DVI - DVI cable that came with the Dell.
    If that fails get the 3 in one Adapter and use my Mini DP/Thunderbolt to Ebay Adapter to DVI-DVI cable setup.
    I'm assuming your new Macbook Pro comes with the HDMI port ?
    I believe the Sleep Issues with this monitor are all related to appropriate signal on the cable, and only the HDMI to DVI solution will work correctly on Mac's connected to the Dell U2410.
    Good Luck. :-)

  • Waking from sleep issues

    Hi, I have a 17" G-5 i-sight imac, running os 10.4.8, and have been having wake from sleep issues similar to what others have posted. These first showed up in late August. About 25 % of the time, when waking the computer from sleep the screen remains black, and after about 10 seconds the fan starts running at full speed, The only way to stop this is to hold in the power key until the computer shuts down, and then restart. What's interesting is that this only seems to happen using my apple wireless keyboard and mouse; when using a usb keyboard and mouse there is no problem. Could this be a bluetooth-related problem? The bluetooth settings are all correct (allow bluetooth device to wake computer, etc). The apple care guy basically said he didn't know how to help me, and it's driving me crazy! The only wired keyboard/mouse I have is from my 233 bondi blue imac, so just using that to avoid the problem is not a good option. Please help!
    Jerry

    If your Mac happily goes to sleep but won't wake up--Hold down the power switch to force-reboot your machine and get it running again.
    Don't worry-your Mac isn't narcoleptic. Its Open Firmware system or NVRAM (nonvolatile RAM) is likely corrupt, and your Mac can't remember how to wake up.
    Restart your Mac and immediately hold down the Command-Option-O-F key combo until you see a somewhat intimidating command-line display that ends with the Open Fimware prompt. Type the following line:
    reset-nvram
    press the return key on your keyboard
    set-defaults
    press return
    reset-all
    press return
    Your Mac will reboot. Once it's running, put it back to sleep to test. If the problem recurs your Energy Saver preferences may be the culprit. Delete the com.apple.PowerManagement.plist file (go to Finder/Hard drive/Library/Preferences/SystemConfiguration)--don't worry, your Mac will regenerate a new one--and then restart to see if that rights the wrong.
    Still didn't work? Might be time to call AppleCare or see an Apple Genius or a technician.
    Cheers!
    DALE

  • 24" iMac intel--Sleep issues--simple as widgets

    Had major sleep issue with brand new new gorgeous 24" intel 2.8 imac. It wouldn't autosleep no matter what I did--reset PRAM, SMU, archive and install, checked console logs, etc. After some common sense thought, I figured it might be a really simple thing. So, I turned off three of the animated widgets (the aquarium, the CPU monitor, and the beach scene). I tried each one individually, and any one of the three had sufficient CPU activity to prevent sleep. After deleting the three of them, everything was fine, and it now sleeps like a baby.

    My pleasure--one of the dead giveaways was that my Macbook Pro 15 Core duo had the same apps and files, but she lacked some of the widgets, and it slept perfectly from day one. This is my 5th Mac, and I know that some third party applications are often more damaging than they are positive. Widgets are not necessarily tested for compatibility with the system files of all models.
    Message was edited by: dr461

  • Pb 12" 1.3 GHz sleep issues

    To any and all that may advise:
    pb 12" 1.3 GHz 512 MB
    OS 10.4.2
    Recently my pb has been having intermittent sleep issues. I have tried resetting the power manager, and this has not resolved this issue. AHT gives all green lights for hardware operation, so I'm thinking this is a software/open firmware issue. When I close the display to sleep the machine, it appears to sleep normally, with the flashing led indicator in the latch, yet when trying to wake from this state sometimes I get a blank screen with no action at all, i.e. it will not wake normally. This issue seems to be time related, in that I can sleep the machine momentarily i.e. close the lid, sleep the computer and within 5 minutes it behaves normally. In other cases i.e. longer than 5 minutes, it wakes to the black screen.
    I have had colleagues that have complained of similar issues with their pb's and I curious as to how I might resolve this issue, and if there are many of us out there with a similar issue. So far, I've had 5 people who have complained of similar problems in my small circle of mac using friends! Any help and advice on how to ascertain if this is hardware or software would be appreciated. Thanks in advance for your time and efforts here.
    Sincerely,
    Sean

    Unless you are no longer under warranty, I would suggest calling Apple Care. Ask to speak to a product specialist, and they should have a good idea of how to fix the issue. I have never encountered this issue myself so I cannot help you directly, but usually if anyone has a solution it's going to be Apple.
    1 (800) APL-CARE

  • Odd iMac sleep issues

    I first noticed the issues a couple of weeks ago - mid-2007 iMac, running SL.
    The iMac will sleep fine if I use the command in the apple menu or the power button.
    But it won't sleep automatically as suggested in the Energy Saving preference pane. If I select the 'sleep' keyboard combination (option, command, eject), the iMac sleeps but instantly wakes again.
    I've tried everything! These problems aren't due to peripherals - it was working fine with the same peripherals connected. Wake for LAN isn't selected, nor is the wake for BT option (and I don't have any BT devices). I've looked in Activity Monitor and Console and can't find any obvious process that might be keeing the Mac awake. I've tried restoring plists from a TM backup, deleting plists, resetting the PRAM and SMC.  One of these measures (not sure which one) worked ONCE. But when I went into the energy saving preference pane, it stopped sleeping automatically again.
    My main concern is the lack of auto-sleep. I've scoured the forums and no one seems to have this problem together with the mac waking instantly after the sleep keyboard combo. I'm hoping this peculiar combination of probems might shed some light on what's causing them.
    Any help would be greatly appreciated.

    Can be very hard to impossible to track down auto sleep issues. Just get PleaseSleep.
    http://www.dragonone.com/products/macosx/pleasesleep/

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