Lenovo IDEAPAD U330 User Manual page 20

Chapter 1. Getting to Know Your Computer
Memory (RAM) compartment
The memory compartment provides expansion capabilities for
additional memory. The BIOS automatically detects the amount of
memory in the system and configures CMOS accordingly during the
Power-On Self-Test (POST) process. There is no hardware or software
(including BIOS) setup required after the memory is installed.
Note:
(1) Only purchase expansion modules from authorized retailers of
this computer to ensure maximum compatibility and reliability.
(2) If you only insert one memory in the compartment, plug it into the
slot near the mainboard.
Wireless LAN Card compartment
The Lenovo wireless network card are secured in a compartment.
Important:
Do not disassemble or replace the network card by yourself! If you do
need to, ask a Lenovo authorized service center or dealer to
disassemble or replace it.
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