Daktronics Tuff Sport TN-2501, Display Manual

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Scoreboard Troubleshooting 23
Connector # Function
1-16 Output to digits and indicators
17 Control signal
19 Address
Refer to Drawing A-126174 in Appendix D for detailed driver pin out/switch specifications.
When troubleshooting driver problems, three LEDs labeled DS1 , DS2 , and DS3 , provide the
following diagnostic information:
LED Color Function Operation Summary
DS1 Green Power Steady on
DS1 will be on and steady to
indicate the driver has power.
DS2 Red Signal RX
Steady on
or blinking
DS2 will be on or blinking when the
driver is receiving a signal and off
when there is no signal.
DS3 Amber Status Blinking
DS3 will be blinking at one second
intervals to indicate the driver is
running.
Note: While it is necessary to have the scoreboard powered on to check the LED driver
status indicators, always disconnect scoreboard power before servicing.
Figure 17: Driver Status Indicators