Replaced Fans Mod in a PowerMac G4 MDD Tower for lower noise. PowerMac G4 Mirrored Drive Doors 2003. Combo Drive. Graphics Cards. 64 MB ATI Radeon 9000 Pro; 128 MB NVIDIA GeForce4 Ti. My G4 MDD 2003 will not boot up. I was in the middle of using it when it froze. I hit the power button to force a shut down. It will no longer reboot.
The MDD power supply is rated for twice the output as the original Power Mac G4, and with all of the added features they should have just switched to a larger case. With the Mirror Drive Door G4 in August of 2002, Apple once again revised the look of the Power Mac G4. Power Mac G4 (Mirrored Drive Doors 2003).
Installing Apple’s G4 Noise Mod