27인치 iMac EFI FW Update 1.0 과 SMC Firmware Update 1.0 배포

Apple사에서 27인치 iMac관련 EFI, SMC 업데이터를 배포하고 있습니다.

27-inch iMac EFI FW Update 1.0 http://support.apple.com/kb/DL1031
About 27-inch iMac EFI FW Update 1.0

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.

For more information about EFI firmware updates, please see this article: http://support.apple.com/kb/HT4125





27-inch iMac SMC Firmware Update 1.0 http://support.apple.com/kb/DL1030
About 27-inch iMac SMC Firmware Update 1.0
This update fixes Target Display Mode compatibility issues on 27-inch iMac computers.

For more information about SMC firmware updates, please see this article: http://support.apple.com/kb/HT4117