Lenovo YOGA BOOK User Manual page 17

of your device:
Charging method
AC adapter
USB connection between the
DC -in connector on the device
and a USB connector on a
personal computer or other
device that complies with USB
2.0 standards. The device must
be connected to a USB interface
of USB 2.0 or higher.
Notes:
Display on: Device on
Display off: Device off or in screen lock mode
Charging devices might become warm during normal use. Ensure that you have adequate
ventilation around the charging device. Unplug the charging device if any of the following
occurs:
The charging device has been exposed to rain, liquid, or excessive moisture.
The charging device shows signs of physical damage.
You want to clean the charging device.
Warning:
Lenovo is not responsible for the performance or safety of products not manufactured or
approved by Lenovo. Use only approved Lenovo ac adapters and batteries.
Caution about high volume usage
Warning Exposure to loud noise from any source for extended periods of time may affect your
hearing. The louder the sound, the less time is required before your hearing could be affected.
To protect your hearing:
Limit the amount of time you use headsets or headphones at high volume.
Avoid turning up the volume to block out noisy surroundings.
Turn the volume down if you can't hear people speaking near you.
If you experience hearing discomfort, including the sensation of pressure or fullness in your
ears, ringing in your ears or muffled speech, you should stop listening to the device through
your headset or headphones and have your hearing checked.
Take care when using your device in a motor vehicle or on a bicycle
Always prioritize your safety and the safety of others. Follow the law. Local laws and
regulations might govern how you can use mobile electronic devices, such as your device,
while you drive a motor vehicle or ride a bicycle.
Dispose according to local laws and regulations
When your device reaches the end of its useful life, do not crush, incinerate, immerse in water,
or dispose of your device in any manner contrary to local laws and regulations. Some internal
parts contain substances that can explode, leak, or have an adverse environmental effects if
disposed of incorrectly.
Display on
Supported, but the battery will
charge slowly.
Supported, but will compensate
power consumption and the
battery will charge more slowly
than usual.
Display off
Supported
Supported, but the battery will
charge slowly.