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6
Diagnostics and error handling
58
Festo – P.BE-CPX-CMAX-SYS-EN – en 2017-09b – English
6.2
Diagnostics via LEDs
LEDs for diagnosing the CPX terminal are provided on the CMAX as well as on the individual modules at
the axis connection.
PL
X
Dx
1
2
3
4
1
Error:
P
(red)
2
Power load: PL (yellow)
3
MC axis X: X (green)
4
Status axis X: Dx (green/red)
Fig. 6.1
LEDs at Axis controller CPX-CMAX
LED
Description
Error LED
Illuminated red: error
PL
Power load
Illuminated yellow:
load voltage supply (U
VAL
) correct.
Dx
Display axis X
Illuminated green:
Shows operating status of the axis X in the display.
Illuminated red:
Shows error in the display.
X
MC axis X
Illuminated green:
Positioning job completed (MC = 1).
Off:
Positioning command active (MC = 0), axis is
missing/being installed.
Tab. 6.2
LED display in operation after initialisation