Apple has posted [1] a Firmware Update for its latest MacBook Pro line-up (2.2 and 2.4Ghz), bringing the firmware version to 1.3.
"This EFI Firmware update fixes a display issue on 2.2/2.4GHz 15-inch MacBook Pro models.", the software update description page says.
In addition, the company has released [2] a Firmware restoration CD. It fixes corrupted or interupted firmware updates.
Both are available through the Software Update utility or on Apple's support web site.