Patent ID: 8319757

Claim:
A display apparatus capable of being coupled to plurality of external video signal supply sources through a plurality of connectors, the display apparatus comprising: a main storage unit at the display apparatus which stores a plurality of extended display identification data units (EDIDs) therein corresponding to the plurality of connectors, respectively; a temporary storage unit at the display apparatus which stores one or more loaded EDIDs thereto from the main storage unit; and a controller which loads the one or more EDIDs stored in the main storage unit of the display apparatus to the temporary storage unit of the display apparatus if power is supplied, and controls to transmit an EDID corresponding to an EDID requesting signal from the display apparatus to an external video signal supply source coupled to the display apparatus through a corresponding connector, among the one or more EDIDs loaded to the temporary storage unit, through the corresponding connector if the EDID requesting signal is received from the external video signal source through the corresponding connector.