Bosch D1255-05 Security Alarm Keypad "stop buzzer" Questions

How do I turn off beeping sound from Lorex DVR As soon as we turned on monitor, beeping sound never stopped. How do we turn it off at setup try to find BUZZER and stop it

...stop beeping. Dear Karen: Here is your manual for your alarm keypad. "CLICK HERE" After reading I think its a "trouble buzzer" When a trouble event occurs, such as a service alert, it will emit a two ...