Battery pack exhausted time
When you turn off the power of your computer with the battery pack fully
charged, the battery pack exhaust within the following approximate period.
Battery pack type Sleep Mode Shut Down Mode
Battery pack (36 Wh, 3
cell)
about 8 days about 45 days
With the second
battery pack (36 Wh, 3
cell)
about 17 days about 95 days
Extending battery life
To maximize the life of your battery pack, do the following at least once a
month.
1. Turn off the computer's power.
2. Disconnect the AC adaptor and turn on the computer's power. If it
does not turn on then go to Step 4.
3. Operate the computer on battery power for five minutes. If you find
that the battery pack has at least five minutes of operating time,
continue operating until the battery pack is fully discharged. However,
if the Battery indicator flashes or there is some other warning to
indicate a low battery condition, go to Step 4.
4. Connect the AC adaptor to the DC IN 19V jack and to a wall outlet
that is supplying power. The Battery and/or Second Battery indicator
glows amber to indicate that the battery pack is being charged.
However, if Battery and/or Second Battery indicator does not glow,
this indicates that power is not being supplied. Check the connections
for the AC adaptor and the power cord.
5. Charge the battery pack until the Battery and/or Second Battery
indicator glows white.
Wireless WAN device
Some models are equipped with the Wireless WAN device. This device
enables a high-speed connection to the Internet, corporate intranet, and
your email while you are away from the office.
Installing a SIM card
To install a SIM card, do the following:
1. Click Power in the Settings charm, and then click Shut down and
ensure that the Power indicator is off
User's Manual
4-19
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