This document provides instructions for replacing the power supply of Power Mac G4 / Macintosh Server G4. The document provides detailed information on the procedure, required tools, and precautions.
This document provides step-by-step instructions for replacing the internal power supply in Apple Power Mac G4 or Macintosh Server G4 models. It details the necessary tools, safety precautions regarding high voltage and static electricity, and procedures for removing the drive carrier to access the unit.
The guide covers disconnecting cables from CD/DVD drives and hard drives, removing mounting screws, sliding the power supply out of the chassis, transferring the bracket to a replacement unit, and reinstalling all components. It includes specific warnings about voltage settings and ensuring the computer is fully shut down before opening.
The procedure requires a Phillips screwdriver and a 2.5mm Allen wrench.
No, you should not open the power supply case for any reason, even when the computer is off.
The power supply voltage switch must be set to 115 V.