This could be an indication that the lock’s ribbon cable is plugged into the keypad backwards.
Changed combination to an unknown code. Recently purchased safe from third party.
The battery(s) in your keypad could be low. This could be an indication that the lock has an electronic short.
Penalty Time occurs when 4 or more incorrect codes have been entered.
This may be an indication of side bolt pressure being exerted on the lock bolt by the safe boltwork.
The lock is not receiving any power, check to be sure that batteries are fresh and that battery terminals are positively connected.
Cause: The 2 braps indicate that the lock is in “Penalty Time.”