Managing The Battery Power; Power-Saving Modes - Lenovo ThinkPad P70 User Manual

you are using the computer. You can check the battery charging status at any time through the battery-
status icon in the Windows notification area.
Note: To maximize the life of the battery, the computer does not start recharging the battery if the remaining
power is greater than 95%.
Tips on charging the battery
• Before you charge the battery, ensure that the battery temperature is lower than 10°C (50°F).
• Charge the battery in any of the following conditions:
– A new battery is installed.
– The percentage of power remaining is low.
– The battery has not been used for a long time.
Maximizing the battery life
To maximize the life of the battery, do the following:
• Use the battery until the charge is depleted.
• Recharge the battery completely before using it. You can see whether the battery is fully charged from the
battery-status icon in the Windows notification area.
• Always use power management features such as power-saving modes.

Managing the battery power

To achieve the best balance between performance and power saving, adjust your power plan settings. To
adjust power plan settings, do the following:
1. Go to Control Panel, and then change the view of Control Panel from Category to Large icons or Small
icons.
2. Click Power Options.
3. Follow the instructions on the screen.
For more information, see the Windows help information system.

Power-saving modes

There are several modes that you can use at any time to conserve power. This section introduces each mode
and gives tips on the effective use of battery power.
• Screen blank mode (for Windows 7 only)
The computer display requires considerable battery power. To enter screen blank mode, right-click the
battery-status icon in the Windows notification area and select Power off display.
• Sleep mode
In sleep mode, your work is saved to memory, and then the storage drive and the computer display are
turned off. When your computer wakes up, your work is restored within seconds.
To put your computer into sleep mode, do the following:
– For Windows 7: Open the Start menu and click the arrow next to the Shut down button. Click Sleep
from the menu displayed.
– For Windows 10: Open the Start menu, click
• Hibernation mode
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P70 User Guide
Power, and then click Sleep.