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System board
Description
System board (includes processor and replacement thermal material)
●
Intel Atom N270 1.6-GHz processor, 512-KB Level 2 cache, 533-MHz front-side bus (FSB)
●
Intel Atom N270 1.6-GHz processor, 512-KB Level 2 cache, 533-MHz front-side bus (FSB) for
use with WWAN option
Before removing the system board, follow these steps:
1.
Shut down 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 all external devices connected to the computer.
3.
Disconnect the power from the computer by first unplugging the power cord from the AC outlet
and then unplugging the AC adapter from the computer.
4.
Remove the battery (see
5.
If your computer has WWAN capability, remove the SIM (see
6.
Remove the following components:
a.
Keyboard (see
b.
Hard drive (see
c.
Top cover (see
When replacing the system board, be sure that the following components are removed from the
defective system board and installed on the replacement system board:
●
WLAN module (see
●
WWAN module, if included (see
●
RTC battery (see
●
Heat sink assembly (see
Remove the system board:
1.
Release the tape securing the WWAN antennas (1).
Battery on page
Keyboard on page
Mass storage devices on page
Top cover on page
WLAN module on page
WWAN module on page
RTC battery on page
42)
Heat sink assembly on page
35).
SIM on page
39)
43)
45)
48)
51)
57)
Component replacement procedures
Spare part number
594804-001
599187-001
36).
59
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