Asus A550CA E-Manual page 20

Battery pack
The battery pack is automatically charged when your Notebook
PC is connected to a power source. When charged, the battery
pack supplies power to your Notebook PC.
Spring battery lock (on selected models)
The spring battery lock automatically locks the battery pack in
place once it is inserted into the battery slot.
IMPORTANT! This lock should be held in an unlocked position
when removing the battery pack.
Manual battery lock (on selected models)
The manual battery lock is used to keep the battery pack
secured. This lock should be manually moved to a locked or
unlocked position to insert or remove the battery pack.
Air vents
The air vents allow cool air to enter and warm air to exit the
Notebook PC.
WARNING! Ensure that paper, books, clothing, cables, or other
objects do not block any of the air vents or else overheating may
occur.
Hard disk drive compartment (on selected models)
This compartment is a reserved space for the HDD (hard disk
drive) of your Notebook PC.
Random-access memory module compartment (on selected
models)
This compartment allows you to add RAM (random-access
memory) modules to increase the memory capacity of your
Notebook PC.
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