Apple Service Diagnostic ASD 3S123 1 dvd

Apple Service Diagnostic ASD 3S123 1 dvd


Apple Service Diagnostic ASD is distributed to Apple Service Providers. The Apple Service Diagnostic application is designed to run both EFI
and Mac OS X tests from an exteal USB hard drive. Apple Service Diagnostic EFI runs low level tests of the hardware directly and does not
require Mac OS X, while Apple Service Diagnostic OS uses Mac OS X to run tests.

Installing Apple Service Diagnostic on a USB hard drive
Please refer to the document "Installing ASD on a USB hard drive" included with this release.

Booting and using the Apple Service Diagnostic application
Before using Apple Service Diagnostic, disconnect any Etheet network, USB, and audio cables.

With the USB hard drive containing ASD 3S123 plugged into a USB port, restart the computer and hold down the option key as the computer boots
up into the Startup Manager. To run ASD EFI select the "ASD EFI 3S123" drive icon and press retu or select it with a mouse click. To run
ASD OS select the "ASD OS 3S123" drive icon and press retu or select it with a mouse click. ASD EFI will load in 20 30 seconds; ASD OS will load in 2 3 minutes. After running ASD OS or ASD EFI, press the Restart button to restart the computer back into the normal startup
volume, or hold down the option key to get back to the Startup Manager.

Whats Changed in Apple Service Diagnostic version 3S123 ASD 3S123 replaces ASD 3S122.

Added support for iMac 20 inch Early 2008, and iMac 24 inch Early 2008.

ASD is no longer delivered as an image to be restored onto a DVD. ASD 3S117 and newer versions requires installation onto an exteal USB hard
drive. For more information, please refer to the document "Installing ASD on a USB hard drive".

Apple Service Diagnostic version 3S123 Supports the following products:

iMac 20 inch Early 2008
iMac 24 inch Early 2008
MacBook 13 inch Early 2008
MacBook Pro 15 inch Early 2008
MacBook Pro 17 inch Early 2008
MacBook Air
Mac Pro Early 2008
MacBook 13 inch Late 2007

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