Cc-Link-Specific Leds - Festo CPX Series Manual

4 Diagnostics and error handling
4.4.3

CC-Link-specific LEDs

RUN – data communication OK
LED (green) Process
ON
OFF
LED
illuminated
ON
OFF
LED not
illuminated
FAULT - Data communication faulty
LED (red) Process
ON
OFF
LED
illuminated
ON
OFF
LED flashes
ON
OFF
LED not
illuminated
SD – Send Data
LED (yellow) Process
ON
OFF
LED flashes
ON
OFF
LED not
illuminated
RD – Receive Data
LED (yellow) Process
ON
OFF
LED
illuminated
ON
OFF
LED not
illuminated
Festo – P.BE-CPX-FB23-24-EN – 1305a – English
Status
No error. Data
communication OK
– Data communication is
not yet started
– Data communication
faulty
– Timeout
– Hardware reset
Status
Data communication faulty
CRC fault and data
communication fault
No error. Data
communication OK
Status
CPX terminal sends data
CPX terminal does not
receive any data
Status
CPX terminal receives data
CPX terminal does not
receive any data
Significance / error handling
Section 4.4.4
Significance / error handling
Section 4.4.4
Significance / error handling
Section 4.4.4
Significance / error handling
Section 4.4.4
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