Bottom View - Lenovo ThinkPad Edge E220s User Manual

Bottom view

Figure 4. ThinkPad Edge E220s bottom view
1
Fan
3
Emergency reset hole
5
Hard disk drive (HDD) or solid state drive
1 Fan
The internal fan and louvers enable air to circulate in the computer and cool the central processor.
Note: To avoid impeding airflow, do not place any obstacle in front of the fan.
2
SIM card slot
If your computer has a wireless WAN feature, it may require a SIM (Subscriber Identification Module) card to
establish a wireless WAN (Wide Area Network) connections. Depending on the country of delivery, the SIM
card may be already installed in the SIM card slot.
3 Emergency reset hole
If your computer stops responding, and you cannot turn it off, press and hold the power switch for 4-6
seconds. If the computer still does not respond, remove the ac power adapter and reset the computer by
inserting a straightened paper clip into the emergency reset hole to turn off the computer.
4 Battery
Use your computer with battery power whenever ac power is unavailable.
You can use Power Manager to adjust your power setting as needed. For details, refer to the instructions in
"Power Manager" on page 20.
8
User Guide
2
SIM card slot
4
Battery