User Manual

Charge the computer
Use ac power
Power source of the ac power adapter:
• Power: 135 W
• Sine-wave input at 50 Hz to 60 Hz
• Input rating of the ac power adapter: 100 V to 240 V ac, 50 Hz to 60 Hz
When the battery power is low, charge your battery by connecting your computer to ac power. The 135 W ac
power adapter supports the rapid charge function, the battery is 80% charged in about one hour when the
computer is turned off. The actual charging time depends on the battery size, the physical environment, and
whether you are using the computer.
Notes: To maximize the life of the battery:
• Use the battery until the charge is depleted and recharge the battery completely before using it. Once the
battery is fully charged, it must discharge to 94% or lower before it will be allowed to recharge again.
• The battery may optimize its full charge capacity based on your usage. After prolonged periods of limited
use, full battery capacity may not be available until you discharge to as low as 20% and recharge
completely. For more information, refer to the power section of the Vantage app.
Change the power settings
For ENERGY STAR
®
compliant computers, the following power plan takes effect when your computer has
been idle for a specified duration:
• Turn off the display: After 10 minutes
• Put the computer to sleep: After 10 minutes
To reset the power plan:
1. Right-click the battery status icon and select Power Options.
2. Choose or customize a power plan of your preference.
To reset the power button function:
1. Right-click the battery status icon and select Power Options ➙ Change what the power buttons do.
2. Change the settings as you prefer.
Transfer data
Quickly share your files using the built-in Bluetooth among devices with the same features. You also can
insert an SD card or a smart card to transfer data.
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ThinkPad P15v Gen 2 and T15p Gen 2 User Guide