User's Manual

10
12 Troubleshooting
Q1: What if water enters the device?
A：
1) DO NOT turn on the device.
2) Disconnect the outlet cable in order to turn it off instead
of pressing the power button. Disconnect all external
devices and then send to the service center for advice.
Q2: How to check the device if it won’t turn on?
A：
 If the power is low, connect the adapter to charge.
 Remove the micro-SD card and any other external
device.
Q3: How to restore the factory default settings?
A：Go to Settings---Backup & reset---Factory data reset to
recover the system to the default status.
Q4: How to prolong the usage time of the battery?
A：
 Adjust the brightness of the touch screen to proper level
on Settings---Display--- Brightness menu.
 Turn down the volume.
 Set the sleep time to proper level on Settings---
Display---Sleep menu.
Q5: What to do if the micro SD or SIM card can’t be read?
A: Please turn off the device and re-insert the card.