Specifications

8 - PowerBook G4 (17-inch DLSD/1.67/1.5/1.33GHz) Troubleshooting
General Information
Hardware Troubleshooting Tools and Tips
Apple Hardware Test (AHT) 2.5.2
Notes:
• AHT 2.5.2 is backwards compatible.
• Starting with Apple Hardware Test 2.5.2, the customer must first select a language.
• Starting with the PowerBook G4 (17-inch), the Apple Hardware Test software will be
incorporated into the Software Install and Restore DVD. There is no separate CD for
this diagnostic.
• Currently, the test image is now posted on Service Source online.
• Apple Hardware Test 2.0.1 and later is not backward compatible with PowerBook
computers prior to the PowerBook G4 (1GHz/867MHz).
Previously, the C key was held down to boot into the diagnostics. With the combined DVD,
this action will boot into the software restore section of the disk. In order to access the
AHT on the DVD follow these steps:
1. Insert the DVD named “PowerBook G4 15-inch and 17-inch Software Install and
Restore” that came with your computer.
2. Hold down the Option key and restart the computer.
3. Click Apple Hardware Test volume in the startup manager.
4. Click the arrow that points to the right.
5. Follow the on-screen instructions.