Daktronics AF-3180-64-R,A - Manual (Page 39)

Section 4: Maintenance and
Troubleshooting
Important Notes:
1. Disconnect power before performing any repairs or
maintenance work on the sign!
2. Only qualified service personnel may access internal sign
electronics.
3. The Daktronics engineering staff must approve ANY changes
made to the sign. Before altering the sign, you must submit to
the Daktronics engineering staff detailed drawings for the
proposed modifications for evaluation and approval or you
will void the warranty.
4.1 Maintenance and Troubleshooting Overview
Daktronics Galaxy
®
series AF-3180 signs are front accessible, meaning you can only
access the internal components from the front of the display.
This section provides the following Galaxy
® display information:
• Recommended Tools List provides a listing of all tools needed in order to
perform maintenance work on your display
• Signal Routing Summaries give a basic explanation of the signal travel
through the display.
• Power Routing Summaries show a basic explanation of the power travel
through the display.
• Service and Diagnostics offer instructions for removing various display
components and explains the functions of circuit board connectors and the
meanings of any diagnostic LEDs.
• Maintenance lists a number of steps to take to keep this Galaxy ® display in
safe, working order.
• Troubleshooting presents some possible display malfunctions and provides
a number of possible causes for that malfunction.
• Replacement Parts List includes the part description and number of
display components that could possibly need replacing during the life of this
display.
• Daktronics Exchange and Repair and Return Programs explain the
Daktronics component return policy.
4.2 Recommended Tools List
When performing maintenance work on your display, Daktronics recommends using
the following tools and placing them in a convenient, easy-access location.
7/16" Wrench removes support hardware for power supplies
#2 Phillips Screwdriver removes the modules, support hardware for power
supplies and detaches power supplies
5/16” Nutdriver removes the module driver from the module LED board
Maintenance and Troubleshooting
4-1