The down button the numbers 2, 3 and end call button have stopped working. when i press one of these buttons its shutting the phone down-any ideas or advice please?

Soft reset

Dial: ##4357*
Select view
Scroll down to select reset.
6 digit code: 000000
Click Ok
Should reboot.
Dial *228

Hard reset

1. Power down the phone
2. Hold down the volume up, end key, trackball and send key simultaneously.
3. Phone boots. After it vibrates you let go.
To reset Kyocera Zio try the following:

1. Remove battery and put it back after two minutes
2. Press and hold down the home button key while turning on the phone.
3. If by chance the phone starts , do Menu Button > Settings > SD Card USB MASS > Factory Data Reset

If it does not work, try:


Hard reset 2.

1. Power off the phone.
a. Press and hold red END key for 2 seconds >> Phone Options >> select Power Off >> Phone will shut down >> Ok
a)
2. Remove battery for 15 seconds & replace battery.
3. Power up the phone.
a. Press and hold red END key for 2 seconds and wait until the device powers up completely.
b)
4. Power off the phone.
a. Press and hold red END key for 2 seconds >> Phone Options >> select Power Off >> Phone will shut down >> Ok
Procedure, cont.
5. Press and continue to hold the Volume Up button using your left thumb.
6. While still holding the Volume Up key, use your right hand to depress the green Send key, the white Track ball and the red End key (sequential order).
7. Continue to hold all 4 until keys completely down until the handset vibrates twice then let go of the keys & track ball.
a. Formatting Data and Cache appears
1. If you do not see the above (Formatting Data and Cache) redo steps 1 through 7.
2. If you get a Fast Boot, Self Test or Blue screen redo steps 1 through 7.
3. Allow the phone to completely reboot. This may take a few moments.
4. The phone has now been re-set to factory default settings. Please proceed through standard set up and activation procedures.


If still no luck, call Kyocera directlyand report the problem.