- Remove the battery and wait 5 seconds. Replace the battery
- Press and Hold voice recorder button (below the power button on the left-hand side)
- Power-on the device
- The device will enter a special power-up mode
- "Card found" will be displayed on the screen
- Shortly after you will receive two options: "Press any key to enter boot loader" and "Press action button to enter diag mod"
- Press and hold the Action button
- After a few seconds a menu will be displayed
- Select "Erase IPSM" and wait for the screen to display "PASSED"
- Then move to the left with the navigation button and select "END"
- A screen with three colours will be displayed
You may now remove and replace the battery and perform a normal power up
Note: This may take several minutes