System board
Description
System board (includes processor and replacement thermal material)
●
Includes Intel Atom N280 1.66-GHz processor, 512-KB Level 2 cache, 533-MHz front-side bus
(FSB)
●
Includes Intel Atom N270 1.6-GHz processor, 512-KB Level 2 cache, 533-MHz front-side bus
(FSB)
Before removing the system board, 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
5.
If your device has WWAN capability, remove the SIM (see
6.
Remove the following components:
a.
Keyboard (see
b.
Hard drive (see
c.
Top cover (see
d.
Display assembly (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
●
Bluetooth module (see
Battery on page
32).
Keyboard on page
36)
Hard drive on page
39)
Top cover on page
44)
Display assembly on page
WLAN module on page
WWAN module on page
Bluetooth module on page
SIM on page
52)
41)
48)
50)
Component replacement procedures
Spare part number
577921-001
585464-001
33).
59