Bottom View - Lenovo ThinkPad Edge E320 User Manual

Bottom view

Figure 4. Bottom view
1
Battery
3
SIM card slot
5
Hard disk drive
1 Battery
Use your computer with battery power whenever ac power is unavailable.
By installing an extended life battery available as an option you can extend the operating time of the
computer.
You can also use Power Manager to adjust your power setting as needed. For details, refer to the instructions
in "Power Manager" on page 17.
2 Memory-upgrade slot
You can increase the amount of memory in your computer by installing a memory module in the memory
slot. Memory modules are available as options.
3
SIM card slot
If your computer has a wireless WAN feature, it might require a SIM (Subscriber Identification Module) card
to establish a wireless WAN (Wide Area Network) connection. Depending on the country of delivery, the SIM
card might be already installed in the SIM card slot.
4
PCI Express Mini Card slot for wireless WAN
Your computer might include a PCI Express Mini Card for wireless WAN in the PCI Express Mini Card
slot for wireless WAN communications.
5 Hard disk drive
Your computer might have a large-capacity, customer-upgradable hard disk drive that can meet a variety of
storage demands. To keep the drive safe, Active Protection System™ is installed on your computer. For
details, refer to "Active Protection System" on page 16.
2
Memory-upgrade slot
4
PCI Express Mini Card slot for wireless WAN
6
PCI Express Mini Card slot for wireless LAN/WiMAX
.
Chapter 1 Product Overview
7