Daktronics Galaxy Series, Manual

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Module: 34mm Galaxy modules are 8 pixels high by 8 pixels wide. Each is
individually removable from the front of the display. Refer to the module in
Figure 3
below.
Figure 3: 8x8 Red LED Module
Module Latch Assembly:
Device utilizing a rotating retainer bar to hold the module
firmly to the display frame. There are two per module: one near the top and one near
the bottom. Use a 1/8" Allen wrench to turn the retaining bar.
Driver/Pixel Board:
The LED pixels are mounted directly onto the driver/pixel
board. This board is also responsible for the switching and intensity levels of the
LEDs.
Pixel:
Cluster of LEDs. The number and color of the LEDs depends on display
application.
Power Supply:
Converts AC line voltage from the load center to low voltage DC for
one or more module driver boards.
RS232:
RS232 is a standard PC communication type with a maximum cable length
of 25 feet (7.62 meters).
Introduction
1-6