Asus UL50VS - Manual (Page 18)

18 Notebook PC User Manual
Memory (RAM) Compartment
The memory compartment provides expansion capabilities
for additional memory. Additional memory will increase
application performance by decreasing hard disk access.
The BIOS automatically detects the amount of memory
in the system and configures accordingly. There is no
hardware or software (including BIOS) setup required
after the memory is installed. Visit an authorized service
center or retailer for information on memory upgrades
for your Notebook PC. Only purchase expansion modules
from authorized retailers of this Notebook PC to ensure
maximum compatibility and reliability.