Mac pro battery change

When comes the time to change Mac Pro battery? I have an early 2008 Mac Pro Intel and at the moment no success to reset PRAM. I have no startup sound at all, but can regain it (only once!) by resetting PRAM. But the next time I start up, there is no sound again. Thanks for ideas!

I don't know. The sound means that the power-on self test has run successfully. Maybe that's not happening. You would need to have the machine tested at an authorized service outlet to find out.

Similar Messages

  • The lightness of my Mac pro Screen changed

    I have a Mac pro . Suddenly the lightness of the screen changed I don't mean it's darker but the color ,which is dark green, is more daze very pale. What happened?

    Actually you have a laptop MBP not Mac Pro (tower)
    https://discussions.apple.com/community/notebooks/macbook_pro
    http://www.apple.com/support/macbookpro/

  • Mac Pro Battery

    New (3 mos) MacPro user and all this discussion regarding battery life has me perplexed. Anyone have the definitive way I should be maintaining battery life. Use the Mac primarily as a desk top with probably about 1 hour a day on battery. How often do I need to let it run down and to what percent? Thanks

    Hi, charley, and welcome to Apple Discussions. A Mac Pro is a large desktop computer — presumably you're really talking about a MacBook Pro.
    The pattern of use you describe is fine. Every month or so, run the battery all the way down and recalibrate it as described in this article:
    http://support.apple.com/kb/HT1490

  • 2008 mac pro battery needs to be replaced, if don't replace it, what will happen ?

    I have a 2008 mac pro that needs a replacement of the battery.  But I can't afford $130 that was suggested.  A cheaper one will be Ok or not.  Some say need to go with apple retailer recommendation.  If I don't replace it, will the computer get damaged?

    Yes Apple oem battery is recommended.  Third party batteries are known to cause early issues.
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  • Something is wrong with my mac pro battery?

    Hi guys, I'm a new mac user and just got this mac pro for less than 3 months.I seldom run my mac on battery and I always charge it when in use.
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    Nothing to worry about. Even if you use the power cable most of the time, your MBP battery will display numbers like 100%, then 99%, etc. At 94%, you'll see the power indicator light on your cable turn amber. The MBP promptly charges to 100%.
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    Post here if you found this info useful, of if you have any other questions!

  • Mac Pro Keyboard changing from querty to azerty

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    META

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  • My Macbook pro battery was exploded, should I go to store to change it because I don't have warranty?

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    I would make an appointment at the Genius Bar of an Apple store.
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  • Why does my mac pro slow right down when its on battery ???

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    Model Information:
      Serial Number:          W01264M3HD3BA
      Manufacturer:          SMP
      Device Name:          bq20z451
      Pack Lot Code:          0000
      PCB Lot Code:          0000
      Firmware Version:          0201
      Hardware Revision:          000a
      Cell Revision:          0158
      Charge Information:
      Charge Remaining (mAh):          5021
      Fully Charged:          No
      Charging:          No
      Full Charge Capacity (mAh):          5923
      Health Information:
      Cycle Count:          49
      Condition:          Normal
      Battery Installed:          Yes
      Amperage (mA):          -958
      Voltage (mV):          11946
    System Power Settings:
      AC Power:
      System Sleep Timer (Minutes):          10
      Disk Sleep Timer (Minutes):          10
      Display Sleep Timer (Minutes):          10
      Wake on AC Change:          No
      Wake on Clamshell Open:          Yes
      Wake on LAN:          Yes
      Display Sleep Uses Dim:          Yes
      Battery Power:
      System Sleep Timer (Minutes):          10
      Disk Sleep Timer (Minutes):          10
      Display Sleep Timer (Minutes):          2
      Wake on AC Change:          No
      Wake on Clamshell Open:          Yes
      Current Power Source:          Yes
      Display Sleep Uses Dim:          Yes
      Reduce Brightness:          Yes
    Hardware Configuration:
      UPS Installed:          No
    AC Charger Information:
      Connected:          No
      Charging:          No
    Hope you can help, its reallly quite annoying considering its quite new.
    Cheers

  • I cannot change song order on playlist with highlight and drag. I have turned off shuffle and highlighted the far left column( up/down arrow) of playlist. My mac pro is running 10.5.8  and am using itunes 10.4.

    I cannot change song order on playlists (old or new) with highlight and drag. I have turned off shuffle and highlighted the far left column (up/down arrow) of playlist. My mac pro is running 10.5.8  and am using itunes 10.4. I can't drag and drop "music" to "playlist" but can right click and get the option to "add to playlist." No such option for moving song within playlist, only the up and down arrow which moves song from top to bottom list, so if it is #4 from top it will move to #4 from bottom. Stupid I know. I spent over an hour with Apple support, reinstalled itunes, restarted and rebooted computer. Networked with my laptop which is running 10.6.8 and itunes 10.4 and it can drag and drop. The final Apple support solution was to reinstall my operating system. I would prefer not to. Any other ideas?

    After looking at other people's posts, I think it's official: there is a bug. Itunes support said I should not have lost the drag/drop tool and I haven't on the laptop that is running itunes 10.4 and operating system 10.6.8. I chatted with someboby who lost both his drag/drop and side scroll and what we have in common is a wacom tablet for a mouse. My laptop is a wireless mouse. I reinstalled whatever updated driver that wacom has out there, shut the system down for night, hoping for magic, but alas none to be had. So if I want to change song order, I network the laptop and desktop, share the screen on the laptop, drag and drop to my heart's content and curse Apple for making me work this hard to find the tool that was once at my fingertips. Apple also let me know that if I want to share songs in household that the hundreds on songs that were purchased for .99 need to be repurchased for another .30. Maybe Apple is holding my drag/drop tool captive til I pay up the money or Maybe the next update will fix the problem, I for one give up for now.

  • How can I change my iPad iTunes email address to match my mac pro iTunes email address.

    My iPad iTunes email address is different from my Mac pro iTunes email address.  Tried changing my iPad meal address to match my Mac pro and said I could not.

    Welcome to the Apple community.
    If you are using different Apple IDs for each device, this implies that you have different accounts on each. Unfortunately you cannot merge accounts or transfer content between them.
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  • HT1752 I both one Mac Pro 15" March 2009  and five month ago I have to change the harddrive and put some actional memories, since I have to make the upgrade for Lion IOS. Now the motherboard fails. What should I do or expect from Apple to solve this probl

    Hi everyone. I both a Mac Pro 15" in March 2009. Five month ago I  was forced to buy by one new hard drive and extent the memory, because I had to make the upgrade (and pay) to install the new Lion operation system. Four days ago the Mother-board fails. To change it will cost a fortune. What should I do or expect from Apple to solve this problem? I am very disappointed because my trust on Apple was destroyed.

    I am not sure why you are upset with Apple. Electronics equipment does fail. If the product is out of warranty or you do not have AppleCare there's not much you can do with Apple. Apple will charge you for the repair. Suggest you look for a third party repair store since they are usually less expensive than Apple. Alternatively you can buy one for about $850US and install it yourself. Sorry, but there aren't many choices in this situation.

  • I recently changed from a Mac Pro to an iMac. A large chunk of emails have disappeared. Time Machine is no help. Any ideas as to how I can get them back?

    I recently changed from a Mac Pro to an iMac. Despite using Migration Assistant, a large chunk of my recent emails and nearly all of my wife's emails have disappeared in transit. Strangely, emails from my distant past are still there. Time Machine is no help; the messages may be on my backup disc but they're behind an invisible  icon. Any ideas as to how I can get them back?

    Quit Mail. Force quit if necessary.
    Back up all data. That means you know you can restore the Mail database, no matter what happens.
    Triple-click the text on the line below to select it:
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  • Since purchasing my Mac Pro with retina display, I can no longer change the preferences on MP Navigator for Canon MX870. Help?

    Since purchasing my Mac Pro with retina display, I can no longer change the preferences on MP Navigator for Canon MX870. I can change them on my old Mac Pro with Lion, but not the new one. I can scan but I can't save it to a folder on my hard drive. I can only let it default to a back up date folder. Tried all sorts of things to change the preferences and folders, nothing worked. Ideas?
    Stephanie

    To prevent your iPhone from automatically syncing when you plug it in, click on iTunes in the menu bar, then preferences, then "devices", then tick "prevent iPhones, iPad's and iPod's from syncing automatically".
    Plug it in, then on the iPhone sync summary screen, click "info" along the top.
    Make sure the "sync contacts" option is not ticked. as long as it's not ticked, then it won't sync with your mac's contacts but will still include them in backups.
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  • I have a Mac Pro using Lion, with a SSD for system.  Restored drive from backup.  Now logon password doesn't work.  Account password still works.  Changing password in user group preferences no longer works to change logon password.

    I have a Mac Pro using Lion, with SSD for system drive.  Drive stopped booting, but otherwise appeared healthy.  Restored from system backup.  Now drive seems to work properly, BUT my logon password no longer works.  Password OK for account; can access system preferences, and change user password there BUT logon still refuses to accept password.  No luck changing password for that account after adding new administrator account and logging on from that account.  Suggestions?  Thanks.

    If you redirect Accounts to another location (not on the Boot Drive) you need to direct them back there again after a restore.
    SystemPreferences > Accounts/User&Groups > ...
    ... Unlock the lock, then hold down Control as you click on an Account to get access to the Advanced Options pane.

  • After upgrading to Mavericks on my Mac Pro, mail always requires that I type in my password when launching. How do I change that?

    After upgrading to Mavericks on my Mac Pro, mail always requires that I type in my password when launching. How do I change that?

    If your password is accepted, and Mail connects to the account, but you're prompted for the password repeatedly, take each of the following steps that you haven't already tried. Note: these steps don't apply if the server rejects the password. That's a different problem.
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    When prompted for the password, check the box marked Remember this password in my keychain.
    Step 2
    Check that the keychain is working.
    Step 3
    Check that the default keychain is unlocked.

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