OPBH - Unable to change a time slot

OPBH - Unable to change a time slot

Symptom
Locked time slot; user is unable to make changes to a specific time slot.
Solution
It is recommended, if you have not programmed the sign in a while, to review the How to Program section for your particular sign. Go to the User Guides section for a quick review.
  1. Jump into the programming mode for your model sign. 
  2. Move to the time slot that you are unable to change.
  3. Press the CLOSED button to set the time slot to show CLOSED.
  4. Exit the programming mode.
  5. The time slot should now be unlocked. Return to the programming mode and re-select the time slot and enter the desired time.
  6. Exit the programming mode.