Important safety
and handling information
5
Charging method
Display on
Display off
USB connection between the
dc-in connector on the device
and a USB connector on a
personal computer or other
device that comply with the USB
2.0 standards.
Users have to use the
connection to USB interfaces
with USB 2.0 version or higher.
Supported, but will
compensate power
consumption and the
battery will charge
more slowly than
usual.
Supported, but the battery will
charge slowly.
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.
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.
Prevent hearing damage
Your device has a headphone connector. Always use the headphone connector for
headphones (also called a headset) or earphones.
CAUTION:
Excessive sound pressure from earphones and headphones can cause hearing loss.
Adjustment of the equalizer to maximum increases the earphone and headphone output
voltage and the sound pressure level. Therefore, to protect your hearing, adjust the
equalizer to an appropriate level.
Excessive use of headphones or earphones for a long period of time at high volume can be
dangerous if the output of the headphone or earphone connectors do not comply with
