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Replacement procedure
1. Follow the following sequence to loosen the four screws that secure the heat-sink-and-fan assembly to
the system board. Then, lift the heat-sink-and-fan assembly off the system board.
• Partially loosen screw
• Partially loosen screw
Notes:
• Carefully loosen the four screws to avoid any possible damage to the system board. The four screws
cannot be removed from the heat sink and fan assembly
• You might have to gently twist the heat sink and fan assembly to free it from the microprocessor.
• Do not touch the thermal grease while handling the heat sink and fan assembly.
2. Position the heat sink and fan assembly on the system board. Ensure that the four screws are aligned
with the holes in the system board. Follow the following sequence to tighten the four screws to secure
the new heat sink and fan assembly. Do not over-tighten the screws.
• Partially tighten screw
• Partially tighten screw
Notes:
• Apply appropriate amount of thermal grease to the new heat sink and fan assembly.
• Ensure that the heat sink and fan assembly cable is toward the microprocessor fan connector on the
system board.
40
neo 50s Gen 3 User Guide
1a
1b
, fully loosen screw
1c
1d
, fully loosen screw
2a
, fully tighten screw
2b
2c
, fully tighten screw
2d
, and then fully loosen screw
, and then fully loosen screw
, and then fully tighten screw
, and then fully tighten screw
1a
.
1c
.
2a
.
2c
.
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