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System board
NOTE: The system board spare part kit includes replacement thermal material.
Description Spare part number
Intel GM45, HDMI system board 513754-001
Intel GL40 system board 513756-001
Intel GL40 HDMI system board 513757-001
Intel PM45, HDMI system board 513758-001
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
Battery on page 47).
5. Remove the following components:
a. Optical drive (see
Optical drive on page 53)
b. Hard drive (see
Hard drive on page 56)
c. Keyboard (see
Keyboard on page 60)
d. Keyboard cover (see
Keyboard cover on page 63)
e. Display assembly (see
Display assembly on page 66)
f. Top cover (see
Top cover on page 72)
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
WLAN module on page 48)
●
Memory modules (see
Memory module on page 54)
●
RTC battery (see
RTC battery on page 59)
●
Modem module (see
Modem module on page 58)
76 Chapter 4 Removal and replacement procedures