Carefully lay the blade appliance on a flat, static-protective
surface, with the expansion unit side up.
Press the expansion unit release on each side
of the blade appliance and lift the expansion unit from the blade
appliance.
Rotate the expansion unit open; then, lift the expansion
unit from the blade appliance.
If you are instructed to return the expansion unit, follow
all packaging instructions, and use any packaging materials for shipping
that are supplied to you.