27-inch iMac EFI FW Update
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For all quad-core Intel Core i5 and i7 27-inch iMacs.   Updater
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Apple 27-inch iMac EFI FW Update...The update is recommended for all quad-core Intel Core i5 and Core i7 processors 27-inch iMacs.

This update addresses the following:
  • Resolves an issue that sometimes caused high processor utilization while playing audio through the headphone output mini-jack.
  • Resolves an issue that prevented the display backlight from turning on after powering on the iMac.
When your computer restarts a gray screen will appear with a status bar to indicate the progress of the update. Do not disturb or shut off the power on your iMac during
Requirements
Intel, 27" iMac.






27-inch iMac EFI F... User Discussion (Write a Review)
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+9

Tachyonflare reviewed on 15 Apr 2010
So far no issues, the update causes the fan to spin at high speed during the process. iMac running stable.
[Version 1.0]


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Downloads:747
Version Downloads:746
Type:Utilities : System
License:Updater
Date:14 Apr 2010
Platform:Intel 64 / Intel 32 / OS X
Price:Free0.00
Overall (Version 1.x):
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Apple 27-inch iMac EFI FW Update...The update is recommended for all quad-core Intel Core i5 and Core i7 processors 27-inch iMacs.

This update addresses the following:
  • Resolves an issue that sometimes caused high processor utilization while playing audio through the headphone output mini-jack.
  • Resolves an issue that prevented the display backlight from turning on after powering on the iMac.
When your computer restarts a gray screen will appear with a status bar to indicate the progress of the update. Do not disturb or shut off the power on your iMac during this update.


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