Medeli DP 330 Owner's Manual page 7

A. Put the foot pedal box (5) in between the left and right leg
components (2&3), use 4 pieces of screws (7) (2 on each side) to
stable the legs onto the foot pedal unit, and covered by the plastic
caps (8) (2 on each side) (Make sure the direction of the placement
is correct before screwing).
B. Use 8 pieces screw (6), make the rear board (4) fixed on
the foot pedal box (5) and left/right leg component (2&3).
C. Put the piano body (1) on the top of the assembly finished in
part B, use 4 pieces of hand screws (9) to stable afterward.
Screws M6x40 (4PCS)
Plastic cap (4PCS)
Screws 4x15 (8PCS)
Setup
Hand Screws (4PCS)
7