IBM ThinkPad X30, ThinkPad X31 (MT 2672 Manual page 107

When installing:
1. Make sure that stroke arm ( a ) is placed as indicated
by the arrow.
2. Make sure that the eject lever on the front side of the
slot is as b in this figure.
3. Attach the slot in the direction of arrow c , and make
sure that both of the latches are attached firmly.
4. Secure the slot with the screws.
Removing and replacing a FRU
c
a
b
ThinkPad X30, X31
103