There are provided an image signal receiving apparatus, a method for setting a receiving channel of the image signal receiving apparatus, and a display apparatus. The method for setting the receiving channel comprises: storing (101) map information in the image signal receiving apparatus, wherein the map information comprises correspondence relationship between a transmitting channel and the receiving channel at each of different geographical positions; automatically determining (102) a geographical position where the image signal receiving apparatus is located; inquiring (103) the correspondence relationship between the transmitting channel and the receiving channel according to the geographical position where the image signal receiving apparatus is located; and setting (104) the receiving channel of the image signal receiving apparatus according to result of the inquiry. In the image signal receiving apparatus and the method for setting the receiving channel of the image signal receiving apparatus, a geographical position, where the image signal receiving apparatus is located, is determined automatically by a positioning module without inputting the geographical position where the image signal receiving apparatus is located manually, such that setting of the receiving channel of the image signal receiving apparatus after it moves in geographical position becomes more convenient, the troublesome manual setting is removed, and efficiency of the setting for the receiving channel is also improved.