Trouble Shooting
If your phone does not work properly, read the followings to see if
you can find a solution. If none of them helps, contact your nearest
service center for help.
Your phone cannot be switched on
| Possible reason |
What should you try? |
| You didn’t hold the
power key for long
enough. |
Retry by holing the power key for about
2 seconds. |
| The battery power is
used up. |
Charge the battery. |
| The battery is
improperly installed. |
Reinstall the battery. |
Your phone switches itself off
| Possible reason |
What should you try? |
| The auto power-off
function is activated. |
Deactivate auto power-off function. |
| The battery charge is
too low. |
Charge the battery. |
PIN/PUK codes are locked
| Possible reason |
What should you try? |
| Wrong PIN/ PUK
codes are entered. |
If PIN code is locked, enter PUK code
to unlock. But if you enter an incorrect
PUK code ten times in succession,
SIM card will be permanently blocked
and cannot be used anymore. Then
ask your service provider or SIM card
vendor for a new one. |
Note:
1. If you enter an incorrect PIN code for three times in succession, many functions of
the SIM card will be disabled. Read “Safety Information” on page 50 for more
details.
2. If you are not sure about PIN/PUK codes, contact your service provider.
The call quality is poor
| Possible reason |
What should you try? |
| You are in a fast
moving vehicle, for
example, train or bus. |
Check the signal strength indicator on
the screen. Try the call again when the
signal is stronger. |
| You are in a weak
signal area. |
Move and try again. |
Your caller cannot reach you
| Possible reason |
What should you try? |
| Call diverting
function is activated. |
Deactivate call diverting settings. |
You cannot make calls
| Possible reason |
What should you try? |
| Your phone is
switched off. |
Switch on your phone. |
| You are in a weak
signal area. |
Move and try again. |
| The SIM card is not
properly installed. |
Reinstall the SIM card. |
| The SIM card is
unusable. |
Change the SIM card. |
The call volume is too low
| Possible reason |
What should you try? |
| The call volume is set
too low. |
Increase the volume. |
Your correspondent cannot hear you speaking
| Possible reason |
What should you try? |
| The Mute option is
activated. |
Unmute the microphone in the options
during a call. |
| The speaker is too far
away from your
mouth. |
Hold the phone close enough to your
mouth. |
The phone doesn’t ring for an
incoming call
| Possible reason |
What should you try? |
| The Sillent mode is
active. |
Press and hold * button in the standby
mode switch to Normal mode. |
| The ringing tone is set
too low. |
Increase the ringing tone volume. |
| Call diverting function
is activated. |
Deactivate Call diverting settings. |
The battery does not charge properly
| Possible reason |
What should you try? |
| The battery has been
stored for too long time after the battery power
was used up last time. |
Charge the battery as soon as
possible when the battery charge gets low. |
| The battery is not
properly installed with
the phone. |
Reinstall the battery. |
| The charger is not
properly connected to
the phone. |
Reconnect the charger plug to the
phone connector until you see the
charging icon on the phone screen. |
| The battery or charger
is damaged. |
Contact the authorized service center
for help. |
| The phone is in too hot
or too cold areas. |
Move the phone to room temperature
and try again. |
Network failure
| Possible reason |
What should you try? |
| The SIM card is not
properly installed. |
Reinstall the SIM card. |
| The contacts on the
SIM card and the
phone are dirty or
dusty. |
Clean the contacts. |
| The SIM card is
unusable. |
Change the SIM card. |
| You are in a weak
signal area. |
Move to somewhere with strong
enough signal and try again. |
