Lenovo E40-30 User Guide Lenovo E40-xx Notebook - Page 27

Insertingamemorycard, Removingamemorycard, Powermanagement, Checkingthebatterystatus,

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Inserting a memory card To insert a memory card, do the following: 1. Make sure that the card is correctly oriented. 2. Push the memory card until it clicks into place. Removing a memory card To remove a flash media card, do the following: 1. Push the flash media card until you hear a click. 2. Gently pull the memory card out of the memory card slot. Note: If you do not remove the card from your computer after you eject the card from the Windows operating system, the card can no longer be accessed. To access the card, you must remove it and then insert it again. Power management Use your computer with ac power whenever ac power is available. Use your computer with battery power when ac power is not available. Checking the battery status The battery icon in the Windows notification area displays the percentage of battery power remaining. Different computer components consume power at different rates. The more you use the power-intensive components, the faster you consume battery power. Because each computer user has different habits and needs, it is difficult to predict how long a battery charge will last. There are two main factors: • How much energy is stored in the battery when you begin to work. • The way you use your computer: - How often you access the hard disk drive. - How bright you make the computer display. Using the ac power adapter When you use ac power, the battery charges automatically. The ac power adapter that comes with your computer has two basic components: • The transformer pack that converts ac power for use with the computer. • 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 the computer. Connecting the ac power adapter To connect the ac power adapter, do the following: 1. Plug the power cord into an electrical outlet. 2. Connect the power cord to the transformer pack. 3. Connect the ac power adapter to the ac power connector of the computer. Tips on using the ac power adapter Observe the following guidelines when using the ac power adapter: • When the ac power adapter is not in use, disconnect it from the electrical outlet. Chapter 2. Using your computer 13

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Insertingamemorycard
To insert a memory card, do the following:
1. Make sure that the card is correctly oriented.
2. Push the memory card until it clicks into place.
Removingamemorycard
To remove a flash media card, do the following:
1. Push the flash media card until you hear a click.
2. Gently pull the memory card out of the memory card slot.
Note:
IfyoudonotremovethecardfromyourcomputerafteryouejectthecardfromtheWindowsoperating
system, the card can no longer be accessed. To access the card, you must remove it and then insert it again.
Powermanagement
Use your computer with ac power whenever ac power is available. Use your computer with battery power
when ac power is not available.
Checkingthebatterystatus
The battery icon in the Windows notification area displays the percentage of battery power remaining.
Different computer components consume power at different rates. The more you use the power-intensive
components, the faster you consume battery power. Because each computer user has different habits and
needs, it is difficult to predict how long a battery charge will last. There are two main factors:
• How much energy is stored in the battery when you begin to work.
• The way you use your computer:
– How often you access the hard disk drive.
– How bright you make the computer display.
Usingtheacpoweradapter
When you use ac power, the battery charges automatically.
The ac power adapter that comes with your computer has two basic components:
• The transformer pack that converts ac power for use with the computer.
• 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 the computer.
Connectingtheacpoweradapter
To connect the ac power adapter, do the following:
1. Plug the power cord into an electrical outlet.
2. Connect the power cord to the transformer pack.
3. Connect the ac power adapter to the ac power connector of the computer.
Tipsonusingtheacpoweradapter
Observe the following guidelines when using the ac power adapter:
• When the ac power adapter is not in use, disconnect it from the electrical outlet.
Chapter 2
.
Using your computer
13