Troubleshooting, Operating problems, Problem – T-Mobile MDA III User Manual
Page 169: Solution

T-Mobile MDA III User Manual
168
T-Mobile MDA III User Manual
169
Troubleshooting
If you still encounter problems after reviewing this troubleshooting guide, contact your mobile
operator or an authorized
Technical Support
center in your area.
Problem
n
My T-Mobile MDA III keeps
turning itself off.
n
My T-Mobile MDA III is not
making any sound.
n
My T-Mobile MDA III does not
vibrate when the phone rings
or alarms occur.
n
The
screen freezes or the
device is not responding.
n
The
screen is blank.
Solution
Your T-Mobile MDA III is designed by default to turn itself
off if not used for 3 minutes. This period can be adjusted
to a maximum of 5 minutes. Refer to the
Power
setting
in
Chapter 5
for more information
.
1
Tap at the right side of the Title Bar to check the
volume status.
2
Check the settings of
Sound and Notifications
on
the
Persona
l tab by tapping
>
Settings.
1
Tap at the right side of the Title Bar to check if the
vibrate function is activate.
2
Check the settings of
Sound and Notifications
on
the
Persona
l tab by tapping
>
Settings.
3
Check the event note in your
Calendar
to see if the
Reminder
has been activated.
Reset your device. See the Resetting your T-Mobile MDA
III section in Appendix A.
If your Device does not respond when you briefly press
the Power button, press and hold the button for a full
second. If that does not work:
1
Plug the AC power into the device to charge it.
2
Reset the device. See the Resetting your T-Mobile
MDA III section in Appendix A.
Operating Problems