Yamaha UB-DXR10 Owner's Manual - Page 3

English Horizontal Installation 1 Attach the bottom plate to the bottom of the speaker using the included M5x16 screws, as shown in the figure below. The bottom plate for DXR10 features a different shape than the one shown in the figure. 5 Use the included M8x25 hexagon bolts, spring washers, and flat washers to attach the speaker to the U bracket.  UB-DXR15 / UB-DXR12 Use the bolt hole on the top of the speaker. Hexagon bolt Bottom plate for DXR10 M5 x 16 2 Assemble two L-shaped brackets into a U-shape using the included M5x10 screws as shown in the figure below. Peel off the sheet from each rubber spacer, and then attach the spacers to the inside of each bracket arm by aligning the holes so that the hexagon bolts can be inserted. M5 x 10 Hexagon bolt  UB-DXR10 / UB-DXR8 Use the bolt hole in the center of the handle on the top of the speaker. Hexagon bolt Hexagon bolt M5 x 10 Top 3 Make sure that the width of the U bracket matches the speaker width. 4 Affix the U bracket on the wall or ceiling using appropriate metal brackets and bolts. There will be a slight gap between the U bracket and the wall surface. Insert spacers into the gap and affix them with bolts. These metal brackets or bolts are not included in the package. If you are not sure what to use to affix the U bracket, consult a specialist. 6 Adjust the speaker angle, then tighten the bolts until the speaker is securely affixed. 3