HP (Hewlett-Packard) KN998UA Laptop User Manual


 
System board
NOTE: All system board spare part kits include replacement thermal material.
Description Spare part number
For use in computer models with Intel processors:
On dv2500 models equipped with a discrete graphics subsystem 448596-001
On dv2500 models equipped with a UMA graphics subsystem 448598-001
On dv2500 models equipped with a WWAN module 457356-001
On dv2700 models equipped with a discrete graphics subsystem 460715-001
On dv2700 models equipped with a UMA graphics subsystem 460716-001
On dv2700 models equipped with a WWAN module 460718-001
For use in computer models with AMD processors:
In full-featured dv2500 models not equipped with a camera module 453411-001
In defeatured dv2500 models not equipped with a camera module 453412-001
In full-featured dv2700 models equipped with a camera module 462535-001
In defeatured dv2700 models equipped with a camera module 462536-001
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 56).
5.
Remove the following components:
a.
Hard drive (see
Hard drive on page 61)
b.
Optical drive (see
Optical drive on page 73)
c.
Keyboard (see
Keyboard on page 74)
d.
Switch cover (see
Switch cover on page 79)
e.
Display assembly (see
Display assembly on page 82)
f.
Top cover (see
Top cover on page 87)
106 Chapter 4 Removal and replacement procedures