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You’ll see an icon for each bootable device (hard disk, bootable CD, network, etc). hold down the “ T” key (until FW symbool appears) while powering on the laptop.Ĭhoosing boot device - hold down the Option key (until the Apple logo appears) while powering on the laptop. Wait a few seconds and then press the Power button again. m If the computer still doesn’t start up when you press the Power button, use the tip of a pen to press the reset button (see page 18) on the back of the computer. This will change the boot screen to a text scroll from the kernel putting out messages as it boots. View and Download Apple POWERBOOK G4 15INCH GETTING STARTED 2001 instruction manual online. Insert a bootable CD as soon as the power is on.īooting as a FireWire “target” - connect the PowerBook to another FW-equipped system. If it chimes, but then takes a long time to boot, you might be able to figure out what it's doing by booting into 'verbose mode': Hit the power button to start it. Apple PowerBook G4 Firmware for Mac Download The PowerBook Firmware Update 4.2.9 will only run on 550MHz or 667MHz PowerBook G4 computers running Mac OS 9.1 or later from a local drive. I found many other keys that might work, but I haven’t verified anything except what’s listed below:īooting from CD - hold down the “ C” key (until the Apple logo appears) while powering on the laptop. I’ve checked all these on my system running Mac OSX 10.3 (Panther).
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How to reset mac powerbook g4 how to#
This is a Bad Thing, but at least I learned how to do some cool things with my Mac at boot time. The disk on my PowerBook G4 is going bad.