These measures were effective enough to overcome the restart and auto-off on 40 series phones Nokia Communicator (9210, 9300 and 9500)
Turn off the phone
Remove the battery and external memory
Wait around and insert the battery back 10 second
Open the phone to view the screen, after screen in the living immediately press the CTRL + SHIFT + F simultaneously. This process is done before they appear on the screen in freehand drawing.
After that notification messages will appear if you are going to format the phone?
Press ok and wait until the process is complete.
This step is quite effective for overcoming hangs, restart the phone and slow performance. Nokia 7710 communicator series and 7700:
Turn off the phone
Remove the battery and external memory
Wait around and insert the battery back 10detik
When the writing appeared on the screen nokia phone immediately press and hold the left button above the menu button + button + menu button from right above the number two mobile phone
After that will perform the notification message to mobile phone format
Press the Proceeds
Wait until the process is complete.
