Daktronics Galaxy 46 mm Outdoor Series AF-3400 User Manual
Page 45
Maintenance and Troubleshooting
4-11
Diagnostic LEDs are located on the controller. The table below tells what each LED
denotes:
CPU
LED Color
Function Operation
DS1
Red
CAN TxD
Flashes when controller is transmitting CAN information.
DS2
Red
CAN RxD
Flashes when controller is receiving CAN information.
DS3
Red
System Reset
Off when controller is functioning properly. Flashes at 1.5-
second rate if controller is not resetting the watchdog timer.
DS4
Red
Run
A steady flash indicates the controller is running properly.
Normal flash rate is about once per second.
DS5 Red
U15
Programmed
On when U15 contains a valid logic program.
DS7
Red
Link
On when Ethernet interface is in the link-up condition.
Flashes when the Ethernet chip detects transmits or
receives activity.
DS8
Red
Speed
On when the Ethernet interface is at 100Mbps. Off when
the Ethernet interface is at 10Mbps.
DS9
Red
Duplex
On when the Ethernet interface is at full duplex. Off when
the Ethernet interface is at half-duplex.
DS10
Red
Collision
Flashes when the Ethernet interface detects a collision in
half-duplex.
DS12
Red
+2.5V
On when +2.5V power supply is functioning.
DS13
Red
+3.3V
On when +3.3V power supply is functioning.
Product Board
LED Color
Function Operation
DS1
Green
+5V
On when +5V power supply is functioning.
DS2
Green
+3.3V
On when +3.3V power supply is functioning.
DS3
Yellow
COM1 TxD
Flashes when transmitting serial information.
DS4
Yellow
COM1 RxD
Flashes when receiving serial information.
DS5
Yellow
Light
Flashes when receiving signal from light sensor.
DS6
Yellow
Com 2 RX2
Normal state is ON. When connected to receive RTD
input, the LED will be OFF. The LED flashes when
receiving signal from RTD input device.
Temp Sensor
LED Color
Function Operation
DS1
Green
+5V
On when +5V power supply is functioning.
DS2
Red
Run
A steady flash indicates the controller is running correctly.
Normal flash rate is about once a second. Flashes faster
when the sensor is transmitting temperature or light
information.