Disclosed are a display apparatus and a method of setting up a channel of the same. The method includes receiving a channel retrieval request on a setting screen displayed on the display apparatus, retrieving a determined frequency band corresponding to the received channel retrieval request, and selecting one of a terrestrial broadcasting mode and a cable broadcasting mode in response to a retrieval result. Thus, automatically retrieving a frequency band corresponding to one connected broadcasting mode of a terrestrial broadcasting mode and a cable broadcasting mode is possible.