Manage Power; Check The Battery Status; Charge The Computer - Lenovo 21CB0065IX User Manual

Intelligent Cooling Boost
The Intelligent Cooling Boost feature dynamically adjusts system performance based on the apps you are
running. It is recommended that you enable this function especially when using live streaming apps or video
apps. This feature only works when you enable auto mode and choose balanced mode:
1. Restart the computer. When the logo screen is displayed, press F1 to enter the UEFI BIOS menu.
2. Select Config ➙ Power.
3. In the Intelligent Cooling Boost section, turn on / off the Intelligent Cooling Boost switch.

Manage power

Use the information in this section to achieve the best balance between performance and power efficiency.

Check the battery status

Go to Settings ➙ System to check the battery status. For more details about your battery, refer to the
Vantage app.

Charge the computer

Use ac power
Power source of the ac power adapter:
• Power: 45 W or 65 W (depending on the model)
• 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
• Output rating of the ac power adapter: 20 V dc, 2.25 A or 3.25 A
When the battery power is low, charge your battery by connecting your computer to ac power with the
supplied power adapter. The 65 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.
Note: Some models may not ship with ac adapter and power cord. Use only the certified adapters and
power cords provided by Lenovo that comply with the requirements of relevant national standards to charge
the product. It is recommended to use the Lenovo qualified adapters. You can refer to
www.lenovo.com/us/en/compliance/eu-doc
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.
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Chapter 3 Explore your computer
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