Lenovo ThinkPad TrackPoint Keyboard II User Manual page 16

a. Type device manager in the search box and click Device Manager. Navigate to Bluetooth and
expand all devices. Right-click the Bluetooth device of your computer, such as Intel(R) Wireless
Bluetooth(R), and then select Properties.
b. Click Power Management. Clear the Allow the computer to turn off this device to save power
check box. Then click OK.
7. ThinkPad TrackPoint Keyboard II in Bluetooth low energy mode can not be recognized by my
computer.
To solve the problem, try the following:
• Ensure that your computer supports Bluetooth low energy.
• Ensure that your computer Bluetooth is enabled and works correctly.
• Check the keyboard battery power. Charge it with the accompanying cable if battery power is low.
• Ensure that the keyboard Bluetooth is enabled and works correctly.
• Restart your computer.
• Upgrade your computer Bluetooth driver to the latest manually or by Windows Upgrade.
• Ensure that the keyboard is within the maximum Bluetooth range, 10 meters (33 feet).
8. ThinkPad TrackPoint Keyboard II input lags on my computer.
Move the keyboard closer to the computer and remove other objects with wireless signals to avoid
signal interference.
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TrackPoint Keyboard II User Guide