2-10 Getting Familiar with Your MobilePro 750C
If you use the MobilePro without the back-up battery in-
stalled, MobilePr o memory may be unstable. The con-
tents of MobilePro memory may b e los t if the main
battery is r emoved.
Always back up you r data onto your notebook or desk-
top computer before replacing the back-up battery.
Main Battery
Should you notice the life of a cha rged battery p a ck is short,
replace it with a new one. F ollow t hese instructions below
to replace a battery pack.
1. Save your dat a , turn off u nit power, and close the dis -
play panel. Disconnect any cables att ached to the unit,
such as the AC adapter cable.
NOTE
If you receive messages indic ating that both
the main battery and the sub-battery (back-up bat-
tery) are very low, replace the back-up battery first.
If a drained main battery is not replaced, t he back-
up battery drains more quickly than nor m al.
2. Have a new Lithium-Ion ba ttery pack ava ilable.
3. Slide the battery cover lock to the unlocked position.
4. Slide the main battery bay cover toward the arrow and
remove the cover.