Motorola MPx User Manual page 127

Action
2 When prompted to enter
the old PIN, tap the
number keys, then the
Enter
key.
3 Tap the number keys to
enter your new PIN, then
the Enter key.
4 Tap the number keys to
enter your new PIN again
for confirmation, then the
Enter
key.
5 Tap OK on the change notification.
6 Tap OK .
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