Lenovo TB328XU User Manual page 23

Please charge the battery for half an hour and then press and hold the Power button and the
Please charge the battery for half an hour and then press and hold the Power button and the
volume down button until the device turns off. Then switch it on again in normal way.
volume down button 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.
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 and the volume down button until the device turns off.
Please press and hold the Power button and the volume down button until the device turns off.
Then switch it on again in normal way.
Then switch it on again in normal way.