Section 4:
Diagnostics and Troubleshooting
Important Notes
Disconnect power before doing any repair or maintenance work on the display.
Allow only qualified service personnel access to internal display electronics.
Disconnect power when not using the display.
Daktronics displays are built for long life and require little maintenance. However, at times, displays
may not work correctly. Use this section to define the problems and find solutions.
4.1 Driver Location and Access
The driver is located as shown in
, mounted between two digit boards. To access
the driver for diagnostic purposes, open the latch access fasteners on the small digit panel.
Use a screwdriver to turn the fasteners a half-turn counterclockwise to open the panel.
Note: Disconnect power before servicing the display.
Disconnect power, also, when the
display is not in use.
Figure 14: Location of Driver Inside Display
Diagnostics and Troubleshooting
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