Casio PV-250X User Manual page 17

You cannot specify more than 60 repeats!
Cause: You specified more than 60
repeats for a Reminder data item.
Cause: The password you input
while trying to enter the secret
memory area does not match the
password that is registered.
Chapter 14 Technical Reference
Action: Shorten the specified period
of the Reminder item to reduce the
number of repeats.
Wrong password!
Action: Input the correct password.
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