If the battery lid close event should occur (for example 'Suspend when lid closed on battery') when the lid is previously shut and the AC power disconnected at a later time.
A ddylai fod digwyddiad batri cau clawr (er enghraifft 'Seibio wrth gau'r clawr ar bŵer batri') pan fo'r clawr eisoes wedi ei gau a'r pŵer AC wedi ei ddatgysylltu'n hwyrach.