Handling difficult questions. It is important not to start responding to a difficult question before you have thought about the answer. Repeating the question and asking for clarification will help create some space for your thoughts.
Make sure all loads in vehicle are turned off, key is in the off position. Disconnect the negative battery terminal first then the positive terminal. When installing the new battery connect the positive terminal make sure not ground out the tool your using while tightening the positive terminal.
Pre-LVD Alarm - Level at which the pre-LVD alarm contact triggers as an early warning for a low battery disconnect. (See Specification Section 8.0 for factory default.) LVD Dis-Connect - Minimum allowable battery voltage level has been reached and will disconnect battery to prevent damage. Will also trigger LVD alarm.