Loved ones, family breakdown, love, serious physical illness, learning and work difficulties and setbacks and other stressful events are easy to cause people's self-esteem and cause this disease.

It could self-recover after the breakdown is fixed, except for Reverse Polarity Protection, which the fuse has to be replaced.

Under the condition of total or partial power net breakdown, system recovery can be realized by black-start scheme, in which units with self-start ability are used to bring others to start up.