User Guide

2 - PowerBook G4 (17-inch DLSD/1.67/1.5/1.33GHz) Basics
General Information
From the exterior, the PowerBook G4 (17-inch Double-Layer SD) physically is identical to
its predecessor, the PowerBook G4 (17-inch 1.67GHz).
The quickest ways to identify the PowerBook G4 (17-inch Double-Layer SD) computer:
• If the system is bootable, power it on. After pressing the power button the sleep LED
light comes on solid and stays on until video appears onscreen.
• Also the "About this Mac." Under Memory, shows DDR2 memory.
• Check a memory card to see if it is DDR2 (keyed differently than DDR)