designation. You might find an ENERGY STAR mark affixed on the computer or displayed on
the power settings interface. Lenovo tablets of the following model name, if carry an ENERGY
STAR mark, have been designed and tested to conform to the ENERGY STAR program
requirements for tablets.
Lenovo TB-X304F
By using ENERGY STAR qualified products and taking advantage of the power-management
features of the tablet, you can help reduce the consumption of electricity. Reduced electrical
consumption can contribute to potential financial savings, a cleaner environment, and the
reduction of greenhouse gas emissions.
For more information about ENERGY STAR, go to http://www.energystar.gov.
Export classification notice
This product is subject to the United States Export Administration Regulations (EAR) and has
an Export Classification Control Number (ECCN) of 5A992.c. It can be re-exported except to
any of the embargoed countries in the EAR E1 country list.
Troubleshooting
Insufficient memory prompt appears during app installation
Please free up some memory and try to install again.
The touch screen does not work or is not sensitive
Please press and hold the power button for more than 8 seconds until the device turns off.
Then switch it on again in normal way.
Device does not power on or system crashes
Please charge the battery for half an hour and then press and hold the power button for more
than 10 seconds until the device turns off. Then switch it on again in normal way.
The device cannot access the internet via a wireless network
Restart the wireless router or go to Settings and restart WLAN.
The device cannot wake up from sleep mode
Please press and hold the power button for more than 8 seconds until the device turns off.
Then switch it on again in normal way.
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