Daktronics TI-2002 Portable LED Timer - Manual (Page 14)

8 Scoreboard Troubleshooting
Problem Possible Cause Solution/Items to Check
No power to driver
Check that the green DS1 LED on
the driver is always lit up when the
scoreboard is powered on
(see Section 3.4).
Scoreboard digits light, but
not in the correct order
Incorrect sport code
Ensure the correct sport code is
being used for the scoreboard
model. Refer to the control console
operation manual (see Section 1.4).
Incorrect driver address
Check that the scoreboard driver(s)
are set to the correct address(es)
(see Section 3.4).
Scoreboard digits light,
console works, but no
display on scoreboard
No wired signal from console (See solution on previous page)
Bad/damaged wiring
Check that the red DS2 LED on the
driver lights up when sending
commands from the control console
(see Section 3.4).
Scoreboard works, but some
LEDs always stay on
Short in digit or indicator circuit
Swap the digit/indicator with one
known to work correctly to verify the
problem. Replace if necessary (see
Section 3.3).
Scoreboard works, but some
LEDs do not light or they
blink
Bad connection
Verify the power/signal connector on
the back of the digit circuit board is
secure (see Section 3.3).
Bad digit or driver
Swap the digit/driver with one known
to work correctly to verify the
problem. Replace if necessary
(see Section 3.3 for digits or
Section 3.4 for drivers).
Scoreboard works, but some
digits do not light
Bad digit or driver (see solution above)
Incorrect sport code (see solution above)
Incorrect driver address (see solution above)
Component Location & Access
To access the driver, digits, or other internal components, use a screwdriver to loosen the
screws on the front of the display, and remove the front panel. Refer to the mechanical/
electrical specs in Appendix A for component locations.