Remove the existing Power Supply from the top by sliding it to the
right.Remove the existing Power Supply from the top by sli ding it to the right.
2. Add the additional Battery on top of the existing battery by sliding it oRemove the existing Power Supply from the top by sliding it to the right.
Add the additional Battery on the top of the existing battery by sliding it on to the left.
Place the Power Supply back on top of the additional battery by sliding it on to the left.
Ensure the Power Supply is in a normal state.
2. Add the additional Battery on top of the existing battery by sliding it on