IBM ThinkPad X30, ThinkPad X31 (MT 2672 Manual page 109

The Bluetooth antenna assembly is attached to the hinge
cover in some models. For those models, undo the
Bluetooth antenna cable from the cable guides. And then
remove the hinge cover and the Bluetooth antenna
assembly together in the direction of arrow 2 .
When installing: Attach the hinge cover, aligning the two
2
projections on the rear side with the two
small square holes in the base cover.
( a )
a
Removing and replacing a FRU
a
ThinkPad X30, X31
105