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Heat sink assembly
Description Spare part number
Heat sink assembly 515099-001
Before removing the heat sink assembly, follow these steps:
1. Shut down the device. If you are unsure whether the device is off or in Hibernation, turn the device
on, and then shut it down through the operating system.
2. Disconnect all external devices connected to the device.
3. Disconnect the power from the device by first unplugging the power cord from the AC outlet and
then unplugging the AC adapter from the device.
4. Remove the battery (see
Battery on page 30).
5. Remove the following components:
a. Keyboard (see
Keyboard on page 33)
b. Hard drive or solid-state drive (see
Mass storage devices on page 35)
c. Top cover (see
Top cover on page 37)
d. WLAN module (see
WLAN module on page 40)
Remove the heat sink assembly:
1. Remove the two silver Phillips PM1.6×2.5 screws that secure the heat sink assembly to the system
board (1).
2. Remove the heat sink assembly (2).
Reverse this procedure to install the heat sink assembly.
Component replacement procedures 47