System Board - HP ProBook 4430s Maintenance And Service Manual

5. Lift the board straight up out of the computer (4)
Reverse this procedure to install the USB board.

System board

NOTE: All system board spare part kits include replacement thermal material.
Description
System board for use in all countries and regions except Russia and the People's
Republic of China:
For use in UMA models with USB 3.0 and WWAN
For use UMA models with USB 3.0 and without WWAN
For use in UMA models with USB 2.0 and WWAN
For use in UMA models with USB 2.0 and without WWAN
For use in discrete models with 512-MB graphics memory
For use in discrete models with 1-GB graphics memory
System board for use in only Russia and the People's Republic of China:
For use in UMA models and WWAN
For use in UMA models without WWAN
Spare part number
646325-001
646326-001
658332-001
658333-001
658334-001
658335-001
655567-001
655568-001
Component replacement procedures
93