User manual

Table Of Contents
94
My SIM card is PIN locked.
Contact your service provider for the PUK (Personal Unblocking Key) code.
I am unable to download new les.
Make sure there is sufficient phone memory for your download.
Check your subscription status with your service provider.
The phone cannot be detected by others via Bluetooth.
Make sure Bluetooth is turned on and your phone is visible to other users.
Make sure that the two phones are within Bluetooth’s detection range.
How to make your battery last longer.
Fully charge your phone for a minimum of 3 hours.
After a partial charge, the battery level indicator may not be exact. Wait
for at least 12 minutes after removing the charger to obtain an exact
indication.
Switch off the backlight.
Extend the e-mail auto-check interval for as long as possible.
Exit applications running in the background if they have not been used for
a long time.
Deactivate Bluetooth, Wi-Fi, or GPS when not in use.
The phone will become warm following prolonged calls, playing
games, using the browser, or running other complex applications.
This heating is a normal consequence of the CPU handling excessive data.
Ending above actions will make your phone return to normal temperatures.