Attach Ground Stack Bracket To Showmatch Sms118; Attach Ground Stack Bracket To Showmatch Array Frame - Bose SHOWMATCH Usage And Application Manual

Fig. 1. Position number.
Fig. 3. Negative and positive angle measurements.

Attach Ground Stack Bracket to ShowMatch SMS118

To attach the Ground Stack Bracket directly to the ShowMatch SMS118 subwoofer, follow these instructions:
9. Remove the four screws that attach the frame bracket to the base of the ground stack bracket; see Fig. 4.
10. Separate the ground stack bracket from the frame bracket. The base of the ground stack bracket should now
be flat.
11. Remove the four screws connecting the pole mount to the top of the subwoofer. Do not remove the actual pole
mount; see Fig. 5.
12. Attach the ground stack bracket to the subwoofer using the screws removed from the pole mount.
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Position SM5 SM10 SM20
1 -22.5° -20° -15°
2 -20° -17.5° -12.5°
3 -17.5° -15° -10°
4 -15° -12.5° -7.5°
5 -12.5° -10° -5°
6 -10° -7.5° -2.5°
7 -7.5° -5° 0°
8 -5° -2.5° 2.5°
9 -2.5° 0° 5°
10 -0° 2.5° 7.5°
Fig. 2. Pitch angle by position and module.
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Fig. 4. Remove screws from bracket.

Attach Ground Stack Bracket to ShowMatch Array Frame

To attach the Ground Stack Bracket to the ShowMatch Array Frame, follow these instructions:
1. Attach the leveling feet to the bottom of the frame; see Fig. 6. Fully tighten each screw to ensure the feet are level.
2. Align the Ground Stack Bracket with the holes along the center rail as indicated. The front ground stack hole should
be placed at Location D.
3. Attach the ground stack using the bolts and nuts from the array frame.
4. Use the included safety pins to ensure security of the bolts.
5. Connect the front two rigging locations of the first (bottom) Full-range module to the two front rigging locations
on the frame. Then connect the back of the module to the ground stack bracket.
Fig. 6. Ground Stack Bracket on array frame.
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Fig 5. Remove pole mount screws.
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