Disconnect the USB cable (3) and the power connector cable (4) from the USB/power connector
3.
board.
Remove the USB/power connector board.
4.
Reverse this procedure to install the USB/power connector board.
System board
NOTE:
All system board spare part kits include a modem cable and replacment thermal material.
Description
For use only in computer models with Intel processors:
Equipped with discrete graphics subsystem memory (includes 128 MB of discrete graphics
●
subsystem memory)
In full-featured models equipped with UMA graphics subsystem memory
●
In defeatured models equipped with UMA graphics subsystem memory
●
For use only in computer models with AMD processors:
●
In full-featured models equipped with discrete graphics subsystem memory
In full-featured models equipped with UMA graphics subsystem memory
●
Before removing the system board, follow these steps:
Shut down the computer. If you are unsure whether the computer is off or in Hibernation, turn the
1.
computer on, and then shut it down through the operating system.
Disconnect all external devices connected to the computer.
2.
Disconnect the power from the computer by first unplugging the power cord from the AC outlet and
3.
then unplugging the AC adapter from the computer.
Remove the battery (see
4.
Remove the following components:
5.
82
Chapter 4 Removal and replacement procedures
Battery on page
46).
Spare part number
446476-001
446477-001
453769–001
449902-001
449903-001