Daktronics LED End-of-Period Basketball Lighting - Manual (Page 13)

Maintenance & Troubleshooting 7
Section 4: Maintenance & Troubleshooting
IMPORTANT NOTES :
1. Disconnect power before doing any repair work on the display.
2. Allow only qualified service personnel access to internal display electronics.
3. Disconnect power when not using the display.
4.1 Troubleshooting Table
The table below lists potential problems with the lighting system and indicates possible
causes and corrective actions. This list does not include every symptom that may be
encountered, but it does present several of the most common situations that may occur.
If a problem occurs that is not listed or that cannot be resolved using the solutions in the
following table, contact Daktronics using the information provided in Section 4.7.
For additional troubleshooting of a shot clock, scoreboard controller, or other system
component, refer to the product manuals located online at
www.daktronics.com/manuals .
Symptom/Condition Solution/Items to Check
Display doesn't light at all.

Check all cable connections:

Power to the light strip controller (or shot clock)
 Signal to the light strip controller (or shot clock) from the
scoreboard controller
 Signal from the light strip controller (or shot clock) to the light
strip itself

When using an All Sport 5000 Series controller, ensure there is
an address plug on the light strip control driver set to address 1
(refer to Section 4.3).
Note: Setups using an All Sport 4000 or ProSport 6000 controller
do not require this address plug.

Replace controller driver (refer to Section 4.3).
Light strip comes on at
wrong time.

Make sure gray wire from J6 is connected to appropriate position
on terminal block inside controller. Refer to Drawing A-176435 in
Appendix A.
Individual LED, or section of
LEDs, is not working.

Swap section of light strip with one known to work correctly to
verify it is defective.

Replace defective portion of light strip.