Pch Heat Sink - HP Pavilion 15 Maintenance And Service Manual

PCH heat sink

NOTE: The post controller hub (PCH) heat sink spare part kit includes replacement thermal material.
Replacement thermal material is also available in the Thermal Material Kit, spare part number
719864-001.
Description
PCH heat sink
Before removing the PCH heat sink, follow these steps:
1. Turn off the computer. If you are unsure whether the computer is off or in Hibernation, turn the
computer on, and then shut it down through the operating system.
2. Disconnect the power from the computer by unplugging the power cord from the computer.
3. Disconnect all external devices from the computer.
4. Remove the battery (see
a. Optical drive (see
b. Hard drive (see
c. WLAN module (see
d. Keyboard (see
e. Top cover (see
f. System board (see
Remove the PCH heat sink:
1. Following the 1 through 2 sequence stamped into the PCH heat sink, loosen the two captive
Phillips screws (1) that secure the PCH heat sink to the system board.
86 Chapter 6 Removal and replacement procedures for Authorized Service Provider parts
Battery on page 46), and then remove the following components:
Optical drive on page
Hard drive on page 49)
WLAN module on page
Keyboard on page 56)
Top cover on page 60)
System board on page
47)
51)
73)
Spare part number
719863-001