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System board
Description
System board (includes replacement thermal material)
Before removing the system board, 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 Battery), and then remove the following components:
a.
Hard drive (see
b.
Optical drive (see
c.
WLAN module (see
d.
Keyboard (see Keyboard)
e.
Top cover (see
NOTE:
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:
●
Memory module (see
●
RTC battery (see
●
Fan/heat sink assembly (see
●
Processor (see Processor)
54
Chapter 4 Removal and replacement procedures
This manual downloaded from http://www.manualowl.com
Hard
drive)
Optical
drive)
WLAN
module)
Top
cover)
Memory
module)
RTC
battery)
Fan/heat sink
assembly)
Spare part number
698093-501
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