Use a Phillips #1 screwdriver to loosen the four (4) large silver screws evenly in the order of the numbers engraved next to each screw.

Use a Phillips # 0 to loosen the other four (4) 2.4 mm screws evenly in the order engraved on the copper next to each screw.

Repeat the last two bullets until all the larger silver screws make a clicking sound and the 2mm screws are removed.

The silver screws cannot be completely removed.

Peel away the black tape between the RAM shield and the heat sink.

When reattaching the heat sink to the motherboard, make sure to tighten the screws a little bit at a time, in the same order as before, until they are all snug.