Daktronics Galaxy AF-3165, Руководство пользователя, Страница: 48 / 85

Maintenance and Troubleshooting
44
4.9 Troubleshooting
This sub-section contains some symptoms that may be encountered in the displays. This list does not
include every possible symptom, but does represent common situations that may occur.
Symptom/Condition Possible Cause/Remedy
One or more LEDs on a single
module fail to light.

Replace/check ribbon cables on the
module.

Replace the module.
One or more LEDs on a single
module fail to turn off.

Replace/check ribbon cables on module.

Replace the module.
A section of the display is not
working. The section extends all
the way to the right side of the
display.

Replace the first module/driver on the left
side of the first module that is not working.

Replace the second module that is not
working.

Replace the power supply assembly on the
first module that is not working.

Replace the ribbon cable.
One row of modules does not
work or is garbled.

Replace first module.

Replace ribbon cable to first module.

Check for bent pins on module and
controller

Replace controller.

Check the fuses in the power termination
box.
A group of modules, (a column
of block) which share the same
power supply assembly, fail to
work.

Check the wire connections at the power
supply.

Replace the power supply assembly.
Entire display fails to work.

Check for proper line voltage into the
power termination panel.

Check for correct power to controller and
modules.

Check/replace the ribbon cable from the
controller to the modules.

Check the voltage settings on the power
supplies.

Check/replace the signal cable to the
controller.

Replace the controller.

Verify proper use of the software in the
operation manual.
Temperature always reads
–
196F/-127C degrees F/0
degrees C

Check temperature sensor connections.

Replace the temperature sensor.

Replace the controller.
Display is stuck on bright or dim.

Check Manual/Auto dimming in Venus
1500 software.

Check light detector cable.

Check light detector for obstructions.

Replace the light detector.

Replace the controller.