A TV includes a memory module including a mounting part detachably mounted with kinds of memory cards; an input part to receive an access command to access the memory card mounted thereon; and a signal processor operating data communication corresponding to the access command with the memory module after a predetermined delaying time is passed from an inputting moment of the access command when the access command is inputted through the input part. Thus the present invention provides a TV and control method thereof to stably access a memory card mounted on a multi-memory slot.