5
3
1.
Please do not screw
too deep or too shallow.
Too deep Too shallowAppropriate position
2.
A
×12
×10
6
6
8
4/10
X12
A
Put a blanket under the board to avoid
scratch or damage.
A
A
A
A
A
A
A
A
A
A
A
A
A
A
REMARK：
REMARK：
X10
B
B
7
B
B
B
B
B
B
B
B
B
B
