Upgrading the RAM on a Lenovo IdeaPad is a very easy process.
Simply remove the battery, remove the back cover, and then unclip the memory.
Install the new memory and covers, then turn the computer on. The computer will automatically detect the new upgraded RAM
It is advisable to use an anti-static wrist strap like this: http://amzn.to/29R5jzw when handling the computers sensitive components of the computer.