A display apparatus includes a printed circuit board including first to fourth output pad regions and a flexible circuit board having a first end connected to a display panel and a second end connected to the printed circuit board. The first output pad region includes a 1st-1st output pad group and a 1st-2nd output pad group, the second output pad region includes a 2nd-1st output pad group and a 2nd-2nd output pad group, the fourth output pad region includes a 4th-1st output pad group and a 4th-2nd output pad group, and the printed circuit board includes a first input terminal electrically connected to the 1st-1st output pad group, a second input terminal electrically connected to the 2nd-2nd output pad group, a third input terminal electrically connected to the first input terminal, and a fourth input terminal electrically connected to the 4th-2nd output pad group.