These scrolltexts are found in 'Dig Dug':

Dig Dug by 1811

AAAAAAAAAAAAAAAAAAAAAAAAA X - ABCDFHJLNPREEIEDEEHENGDFHP 0 - 5 TO CHANGE DIFFICULTY - - - - 5 TO CHANGE DIFFICULTY - AME - AME - - ESERVED - ABCDFHJLNPREEIEDEEHENGDFHP 0 - 5 TO CHANGE DIFFICULTY -