Daktronics BA-1018-11, Installation, Maintenance, And Specifications Manual

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10.2 Trumpet Horn
Reference Drawings:
Horn Installation ........................................................................................ Drawing A-44197
Final Assembly, 12V DC Horn Mounting .................................................. Drawing A-83333
Schematic, Outdoor Scbbd 12VDC Trumpet Horn AS5K ...................... Drawing A-128938
Schematic; 120VAC Trumpet Horn ........................................................ Drawing A-132173
The trumpet horn options are only available for installation on scoreboards that have clocks. There are
two types of trumpet horns:
l
Internally mounted AC trumpet horn.
l
Externally mounted DC trumpet horn
AC Trumpet Horn Installation (Internally Mounted)
Caution: Disconnect the power before installing the horn!
Refer to Drawings A-44197 and A-132173 .
1. Unscrew and remove the trumpet from the horn body.
2. Mount the horn body to the bracket with the
1
/
4
" bolts and nuts provided. Be sure that the
horn is oriented so that the wire opening is at the bottom.
3. Attach the relay to the bracket with the #10 hardware.
4. Mount the ground lug below the horn with a
1
/
4
" bolt and nut.
5. Insert the green wire from the horn into the ground lug and tighten.
6. Connect one black wire from the horn to the white wire from the relay.
7. Connect the other black wire to the red wire from the relay. Use the wire nuts provided to
make this connection.
8. Locate the horn panel in the scoreboard. Refer to the Component Locations drawings
listed in Section 4 . Note that there is a 2" knockout in this panel.
9. Loosen the screws securing the bottom of the panel and swing it open.
10. Mount the bracket to the bottom frame member using #10 screws. There are two holes in
the frame for this purpose.
11. Connect the wires with a white plug to the mating jack marked HORN on the left side of
the entrance enclosure.
12. Close and secure the access panel.
13.
Screw the trumpet into the horn body. The trumpet will tilt down about 10 degrees to allow
moisture drainage
.
14. Connect to power to the scoreboard.
15. Connect the control console to the scoreboard.
16. Test the horn by pressing the key labeled HORN on the control console.
DC Trumpet Horn Installation (Externally Mounted)
Caution: Disconnect the power before installing the horn!
Refer to Drawings A-128938 and A-83333 .
1. Locate the horn panel in the scoreboard. Refer to the Component Locations drawings
listed in Section 4 . Note that there is a 2" knockout in this panel.
10-2 TNMC Maintenance