Operation Manual

WAKE User Manual
39
Troubleshootings
Prior to contacting the after-sales service providers, please make the
following simple check：
Common
Troubles
Causes and Resolutions
Cannot
power on
- Press the end call key for more than 1 second,
- Check if the battery is not inserted well. You
may take out the battery first and insert it again
after several seconds,
- Check if the battery is out of power,
cannot connect
network
- Signal is too weak, please try to another place
with stronger signal;
- The mobile phone maybe out of the network
coverage,
- SIM card is invalid, please contact your
network supplier;
Phone screen
displays
message upon
startup
- Check if SIM card is installed correctly;
- if auto lock function is selected, please input the
cell phone password before use;
- please input PIN code if it is required;
- Input PUK code: The cell phone will be locked
if inputting incorrect PIN codes for three times,
you have to input PUK code provided by your
network operator;
Poor quality
of calls
- Try to enlarge the volume;
- When this phone is used in the areas with poor
receiving signals, like near the high buildings or
in the basements, the wireless electric wave
cannot be transmitted effectively;
- When this cell phone is used in calling intensity
period, like the rush hours, calling failure is
caused by network congestion;