Daktronics AF-3080-68-R,A User Manual

Page 49

Note: Setting the DIP switches to address 0 (turn all the switches to off by
flipping them toward the printed switch numbers) can activate a test mode. The
display’s power must be turned off and then turned back on to run the test mode.

Switch

Address

Off Off Off Off Off Off Off Off

Test

Mode

Off Off Off Off Off Off Off On 1

Off Off Off Off Off Off On Off 2

Off Off Off Off Off Off On On 3

Off Off Off Off Off On Off Off 4

Off Off Off Off Off On Off On 5

Off Off Off Off Off On On Off 6

Off Off Off Off Off On On On 7

… … … … … … … … …

On On On On Off Off Off Off 240

Six diagnostic LEDs are located on the controller; the table below tells what each
LED denotes:

LED

Color

Function

Operation

Summary

TEMP Red

Temperature
Level

Flashes

Flash rate is dependent upon the
temperature. Flashes faster in high
temperature and slows as the temperature
decreases.

LGHT Red

Photocell
Light Level

Flashes

Flash rate is dependent on the light level.
Flashes faster in bright light and slows as
darkness descends.

RUN Red Controller

Steady
Flash

A steady flash indicates the controller is
running correctly. Normal flash rate is about
once a second.

PWR

Green

Power

Always On

Power to the data input circuit when lit.

RX1

Yellow

Com 1

Flashes

Turns on and flashes when receiving
information. Normal condition is off.

RX2

Yellow

Com 2

Flashes

Turns on and flashes when receiving
information, typically used in custom
applications. Normal condition is off.

To remove the controller from the display:

1. Disconnect power from J2.
2. Remove all power and signal connections from the board. “Locked”

connectors are released by squeezing together the tabs, and then carefully
pulling them from the jack. When replacing the board, it is helpful to have
the cables labeled as to which was removed from which connector.

3. Remove each of the six screws holding the board in place.
4. Follow the previous steps in reverse order to install a new controller board.

Maintenance and Troubleshooting

4-7