Daktronics Galaxy AF-3080 Series, Display Manual

Page: 46 / 107

Line Filter
You can replace the filter by first removing all connecting wires, and then releasing
the attachment hardware. Install the new filter and reference drawings for correct
wiring.
Figure 34: Power Termination Box
Modules, Display boards, and Drivers
A module consists of louvers, display boards, and a driver board for each of the four
display boards, which are mounted to the back of the display boards. Refer to
Section 4.5 to open a display via the modules and access the display boards and
driver boards.
A display board is a circuit board with four LED pixel clusters mounted directly on
it. Each display board is removable from the module. To remove a display board
from the module:
1. Open the display as described in Section 4.5 .
2. Disconnect the signal connector from the module you wish to remove.
3. If the module you wish to replace is located behind the driver assembly,
unplug all signals and power connections on the driver assembly, and
remove the four corner screws.
Maintenance and Troubleshooting
4-4