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System board
NOTE: All system board spare part kits include replacement thermal material.
Description Spare part number
System board for use only in dv3000 models (includes replacement thermal material and power
connector cable)
468499-001
System board for use only in dv3500 models (includes replacement thermal material and power
connector cable)
496097-001
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 43).
5. Remove the following components:
a. Optical drive (see
Optical drive on page 48)
b. Hard drive (see
Hard drive on page 51)
c. Keyboard (see
Keyboard on page 54)
d. Switch cover (see
Switch cover on page 57)
e. Top cover (see
Top cover on page 58)
f. Display assembly (see
Display assembly on page 63)
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 45)
●
Memory modules (see
Memory module on page 49)
●
RTC battery (see
RTC battery on page 77)
●
Modem module (see
Modem module on page 79)
●
Heat sink (see
Heat sink on page 80)
●
Processor (see
Processor on page 82)
●
Fan (see
Fan on page 84)
70 Chapter 4 Removal and replacement procedures