Lenovo IdeaPad S9 Lenovo IdeaPad S9-S10 UserGuide V2.0 - Page 40

Checking battery status, Using the AC adapter - power adapter

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Chapter 2. Using your computer „ Checking battery status You can determine the percentage of battery power remaining by using Windows Power Options. As each computer user has different habits and needs, it is difficult to predict how long a battery charge will last. „ Using the AC adapter The power to run your computer can come either from the lithium-ion (Liion) battery pack provided with it, or from AC power through the AC adapter. While you use AC power, the battery charges automatically. The AC adapter that comes with your computer has two basic components: 1 The transformer pack that converts AC power for use with the computer. 2 The power cord that plugs into the AC outlet and into the transformer pack. Attention: Using an improper power cord could cause severe damage to your computer. To use the AC adapter, do the following. Be sure to take these steps in the order in which they are given here. 1 Connect the power cord to the transformer pack. 2 Plug the power cord into an electrical outlet. 3 Connect the AC adapter to the AC power adapter jack of the computer. 32

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32
Chapter 2. Using your computer
Checking battery status
You can determine the percentage of battery power remaining by using
Windows Power Options.
As each computer user has different habits and needs, it is difficult to
predict how long a battery charge will last.
Using the AC adapter
The power to run your computer can come either from the lithium-ion (Li-
ion) battery pack provided with it, or from AC power through the AC
adapter. While you use AC power, the battery charges automatically.
The AC adapter that comes with your computer has two basic components:
1
The transformer pack that converts AC power for use with the computer.
2
The power cord that plugs into the AC outlet and into the transformer pack.
Attention:
Using an improper power cord could cause severe damage to your computer.
To use the AC adapter, do the following. Be sure to take these steps in the
order in which they are given here.
1
Connect the power cord to the transformer pack.
2
Plug the power cord into an electrical outlet.
3
Connect the AC adapter to the AC power adapter jack of the computer.
±