Heat Sink - HP ENVY Maintenance And Service Manual

15. Disconnect the RTC battery cable (4) from the system board.
16. Remove the system board.
Reverse this procedure to install the system board.

Heat sink

Description
Heat sink (includes replacement thermal material)
Before removing the 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 bottom cover (see
a. Battery (see
b. Solid-state drive (see
c. WLAN module (see
d. Power connector bracket (see
Bottom cover on page
Battery on page 28)
Solid-state drive on page
WLAN module on page
Power connector cable on page
26), and then remove the following components:
29)
31)
36)
Component replacement procedures
Spare part number
829314-001
43