Introduction

The Central Processing Unit (CPU) or Micro Processing Unit (MPU) is the 8-bit processor for the Commodore 64.

  1. 1. Remove three 6.75mm ph2 screw heads from the casing 1. Remove three 6.75mm ph2 screw heads from the casing 1. Remove three 6.75mm ph2 screw heads from the casing
    • 1. Remove three 6.75mm ph2 screw heads from the casing

  2. 2. Split the case of the C64 open by pulling up on the case towards you Do not pull too hard that you break the clips.
    • 2. Split the case of the C64 open by pulling up on the case towards you

    • Do not pull too hard that you break the clips.

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  4. 1. Detach the multi-colored wire bundles connected to the motherboard. 1. Detach the multi-colored wire bundles connected to the motherboard.
    • 1. Detach the multi-colored wire bundles connected to the motherboard.

  5. Locate the CPU chip which is labeled 'MOS 6510 3782'
    • Locate the CPU chip which is labeled 'MOS 6510 3782'

  6. 3. Loosen the CPU chip with a Phillips screwdriver. Then use your hand to pry up the CPU chip from the motherboard. 3. Loosen the CPU chip with a Phillips screwdriver. Then use your hand to pry up the CPU chip from the motherboard.
    • 3. Loosen the CPU chip with a Phillips screwdriver. Then use your hand to pry up the CPU chip from the motherboard.

Conclusion

To reassemble your device, follow these instructions in reverse order.

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