Daktronics Galaxy AF-3155, Руководство пользователя

Страница: 49 / 87

Maintenance and Troubleshooting
4-7
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.
DS11 Red +5V On when +5V power supply is functioning.
DS12 Red +3.3V On when +3.3V power supply is functioning.
DS13 Red +2.5V On when +2.5V 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.
Temp/Light 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.
Modules and Drivers
The module and driver board are a single functional unit. The LED power supplies
are identified as assemblies. Each power supply unit controls two modules; a power
supply assembly (two power supply units) controls four.
To remove a module, complete the following steps:
Tools required:
1
/
8
" hex wrench