User's Manual

13
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?
Aφ
 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?
AφGo 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?
Aφ
 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.
Q6: Why are the Bluetooth and 3G function