Cpu Heat Sink - Lenovo ThinkStation P8 Hardware Maintenance Manual

2. Remove the serial connector cable.
Screw (quantity)
#4–40 x 11.8 mm, Ni coated (2)

CPU heat sink

Before you start, ensure that you have read "Prerequisite for CRU replacement" on page 60.
Removal steps
1. Remove the following parts if any:
a. "Side cover" on page 64
b. "Optional internal storage drive cage" on page 67
2. Loosen the four screws that secure the CPU heat sink to the system board in diagonal sequence and
unlock the anti-tilt wires in the same sequence to lift the CPU heat sink. For example,
a. Partially remove screw
b. Partially remove screw
96
ThinkStation P8 Hardware Maintenance Manual
Color
Clear
4 , then fully remove screw
2 , then fully remove screw
Torque
3.0 ± 0.5 lb/in
3 , and then fully remove screw
1 , and then fully remove screw
4 .
2 .