ocr: Porp Display the previous background picture Q1q Decrease Vincrease the bottom creen width in texture map mode 1, Increase counterclockwise I clockwise rotation in texture map mode 4 Rir Display previous next screen roll mode Tort Display the next cexcure map mode UTu Display the previous I next 3D object W/w Decrease Vincrease wave action in nirror modes 1and2 Xix Cancelfincrease the x-axis rotation of 3D object or cexcure map 4 Yly ancelfincrease the y-axis rotation of 3D object or cexcure map 4 2iz ancelfincrease the c-axis rotation of Dobject or cexcure map 4 F1-14 Display one, two,three o ...