
Errorhandlinganddiagnostics
6 Errorhandlinganddiagnostics
6.1 BasicCPUmodule
6.1.1 LEDsonthebasicCPUmodule
Display LED Meaning
PWR Powersupply
ThepowerLEDlightsgreenif
thedeviceisconnectedtoa
powersupplyunitandtheunitis
switchedon.
TC TwinCATstatusLED
TwinCATisinRunmode(green)
TwinCATisinStopmode(red)
TwinCATisinConfigmode
(blue)
HDD Read/WriteCFastcard
(red)indicatesthataccesstothe
CFastcardisinprogress.
FB1 StatusLED1forfieldbus(the
functionisdescribedunderthe
fieldbusinterface)
FB2 StatusLED2forfieldbus(the
functionisdescribedunderthe
fieldbusinterface)
CX51x0 77Version1.0
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