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
Spare part number
Heat sink (includes replacement thermal material)
829314-001
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
), and then remove the following components:
a.
Battery (see
b.
Solid-state drive (see
c.
WLAN module (see
d.
Power connector bracket (see
Power connector cable on page 36
Component replacement procedures
43
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Страница 9: ...Requirements for specific countries and regions 67 11 Recycling 69 Index 70 ix ...
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