A Bunch Of Other Codes That Might Come In Handy
And while we can’t say that we understand all the codes that are available, we’re pretty certain that there are a bunch of folks who can. Here are some of the others that might help in these individual cases:
Resetting to the factory state: *#*#7780#*#*
Testing the Bluetooth of Android devices: *#*#232331#*#*
Launch the Google Talk service monitor: *#*#8255#*#*
Enabling the test mode for service: *#*#197328640#*#*