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Apple Performa 550 Power Supply
It is not too difficult to install a power supply in your Apple computer. It is always better to replace a PSU with at least the same watts, if not bigger. Purchasing a new Apple Performa 550 PSU is easy if you have access to the old one to measure, size-wise. The power supply in your Apple desktop is responsible for powering the various components inside the PC. You will not want to cut corners when buying a power supply as it is the final barrier between a large quantity of electricity and fragile internal computer components.
General indicators that your primary power supply is in need of replacing
- The Apple shuts down while under a heavy load
- You smell burnt wires in the PSU of your Apple
- Your desktop refuses to power on
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