Asus X756U E-Manual page 21

Audio speakers
The built-in audio speakers allow you to hear audio straight from
your Notebook PC. Audio features are software-controlled.
RAM module compartment
This compartment allows you to add RAM (Random Access
Memory) modules to increase the memory capacity of your
Notebook PC.
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.
Notebook PC E-Manual
21