PowerBook 500 series batteries are intelligent batteries that contain a microchip that monitors the amount of energy the battery has left. In some cases, when the PowerBook communicated with the chip it would receive corrupt information and not charge properly. This update corrects the problem and allows for normal charging of the battery.
The MacBook EFI Update will update the EFI firmware on your notebook computer.
This app updates the firmware on the Radeon HD 2600 PRO card to address issues.
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