benq siemens scematic solution

1.- Basic Reset or Soft Reset

This option restores the .ini files from the ROM.

Does not erase data (photos, videos, documents)  or applications from

a third party. Key Code *#7780# (click this combination of keys on the

keyboard in the mobile)

2.- Total Reset or Hard Reset

This option restores the original operating system from the ROM.

Formats the C: partition and deletes all data including the memory

card. Key Code *#7370# (click this combination of keys on the keyboard

in the mobile)

You can also achieve Total Reset by pressing and holding down following keys:

* + 3 + Green Button (call) immediately after turning the mobile on.

Important: To proceed to reset, the battery must be full and the

mobile device connected to the charger. If during the course of reset,

the mobile stop receiving  electricity it can ruin the internal flash

memory of the mobile device and stop function.