Sprint PCS PM-225 Phone Manual page 31

1.
Insert the battery (label side facing up) into the cavity at
a 45-degree angle. (The metal contacts must be aligned
with and touching the metal prongs.)
2.
Press down on the battery until it snaps into place.
Removing the Battery
To remove your battery:
1.
Make sure the power is off so that you don't lose any
stored numbers or messages.
2.
To remove the battery cover, turn the phone upside
down, press the release button down, and push the
battery cover away.
3.
Pull downward on the upper end of the battery with
your finger tip and remove the battery from the phone
at a 45-degree angle.
22 Section 2A: Your Sprint PCS Phone – The Basics