Sony Ericsson Xperia Mini Pro Working Instructions page 79

Reassembly
Press the opposite side to snap the four hooks.
Press the bottom side to snap this hook.
Press the Micro USB Cover into its position.
Wear Finger Cots when in action!
Snap the BtB connector using a finger.
1251-8382 Rev 2
©
Sony Ericsson Mobile Communications AB – Company Internal
Working Instructions (mech)
79(85)