Daktronics AE-3010-7.6-R,G,A - Manual (Page 37)

Maintenance and Troubleshooting
4-7
4.5 Troubleshooting
This section lists some symptoms that may be encountered with the display. Possible
cause and corrective actions are given. This list does not include every possible
problem, but does represent some of the more common situations that may occur.
Contact Daktronics Customer Service if problems continue with the display (refer to
Section 4.8).
Symptom/Condition Possible Corrective Action
One or more individual LED pixels
will not light. • Check/Replace ribbon cable.
• Replace module.
A column of LED pixels will not light. • Check/Replace ribbon cable.
• Check for bent pins on LED blocks
• Replace module.
A row of pixels will not light. • Check/Replace ribbon cable.
• Check for bent pins on LED blocks
• Replace module
A section of the display is not
working. Section extends all the way
to the right side of the display. • Check/ Replace the ribbon cable.
• Check for power on modules.
• Move/Replace the first module on the
left side of the module that is not
working.
• Move/Replace the second module that
isn’t working.
• Replace controller.
Entire display is garbled. • Power down and power back up to
watch bootup sequence.
• Check power to controller board.
• Replace the controller board.
A single line is distorted. • Check/Replace ribbon cable.
• Check for bent pins on module jacks
• Replace the first module on the left side
of the display of the bad line.
• Replace the controller board.
Modules, which share power
supplies will not light. • Check power to modules.
• Check wires and plugs to modules.
• Check AC power to power supplies
• Replace the power supply.
Entire display does not work. • Check 120 VAC power to the display.
• Check fuse in Power term panel.
• Power down and power up to see
bootup sequence.
• Check 10 VAC to the controller board.
• Check for correct use of software.
Cannot communicate to the display • Check flipped RJ11 cable connections
to the display.
• Check for use of correct signal input
• Check display configuration.
• Check Venus 1500 software
configuration.
• Check signal converter, modem, or
serial server connections.
Controller not operating properly. • Check 10 VAC to the controller board.
• Refer to the Venus 1500 operator’s
manual (ED-13530).