22.Remove the latching mechanism from the tabs that hold it in place (3), slide the mechanism until it clears the tabs (4), and then lift the mechanism from the display (5).

Reverse this procedure to reassemble and install the display assembly.

System board

NOTE: All system board spare part kits include replacement thermal material.

Description

Spare part number

 

 

For use in all countries and regions except for Russia and China:

 

 

 

For use in computers with UMA graphics:

 

 

 

● For use in computers with WLAN, no WWAN, no vPro (4M)

642755-001

 

 

● For use in computers with WLAN, with WWAN, no vPro (4M)

642756-001

 

 

● For use in computers with vPro (8M), WLAN, WWAN

642758-001

 

 

● For use in computers with vPro (8M), WLAN, WWAN, and USB 3.0 ports

642759-001

 

 

For use in computers with discrete graphics:

 

 

 

● For use in computers with WLAN, with WWAN, no vPro (4M)

642751-001

 

 

● For use in computers with vPro (8M), WLAN, WWAN, and 512-MB graphics

642753-001

 

 

● For use in computers with vPro (8M), WLAN, WWAN, and 1-GB graphics

642754-001

 

 

● For use in computers with vPro (8M), WLAN, WWAN, 1-GB graphics, and USB 3.0 ports

670123-001

 

 

For use only in Russia and China:

 

 

 

For use in computers with UMA graphics:

 

 

 

● For use in computers with WLAN, no WWAN, no vPro (4M)

646320-002

 

 

116 Chapter 4 Removal and replacement procedures