Good Gear Guide
In pictures: Acer's 15in Ultrabook, the Aspire Tim...
When the access panel is removed, it exposes the RAM, hard drive and expansion modules, including the Atheros AR5B97 Wi-Fi module and the solid state drive that forms part of the unit's hybrid storage solution.
Unfortunately, if you remove that access panel, you'll void your warranty.
In pictures: Acer's 15in Ultrabook, the Aspire Timeline Ultra M3