Myst IV: Revelation чит-файл №2

Fireplace-puzzle in parents bedroom

You find an incomplete "chess-board" in the fireplace-elevator, which will take
you down to the two books:

Numbering the fields on the incomplete "chess-board" starting at the bottom far
left corner, left to right = 1 to 8, then next row 9 to 16 etc.... ending up
with No. 48 in the upper far right corner field:

Try pressing: 9-34-6-16-30-19-20