Sony PCG-XG29 - Manual (Page 77)

Connecting the Mini Docking Station $#
2
After the IN USE indicator has turned off, pull the RELEASE lever on
the right side of your computer and release the right tab.
3
Release the left tab.
✍
When the Mini Docking Station is attached to your computer, do not insert or remove the
battery. The Mini Docking Station may be removed from the computer.
Do not remove the Mini Docking Station when the IN USE indicator is lit.
RELEASE lever