Asus TS100-E7 - Manual (Page 36)

Chapter 2: Hardware setup 2-16
7. Restore the expansion card lock
to its original position. A light click
indicates that the card is locked in
place.
Ensure that the total power consumption of your system does not exceed 300W.
6. Align the card golden fingers with
the slot, and then press firmly until
the card is completely seated on
the slot.