Owner's manual

5. Diagnostics and error handling
5−29
Festo P.BE−CPX−CMAX−SYS−EN en 0908NH
5.3 Diagnostics via LEDs
LEDs for diagnosing the CPX terminal are provided on the
CMAX as well as on the individual modules at the axis con
nection.
LEDs on the CMAX
1
Errors
P (red)
2 Power Load
PL (yellow)
3 MC X axis
X (green)
4 Status X axis
Dx (green/red)
PL
X
1
2
Dx
3
4
Fig.5/1: LEDs on the CMAX
LED
Description
Error LED Illuminated in red: Malfunction
PL Power Load Illuminated in yellow: Load voltage supply
(U
VAL
) correct.
Dx X axis display Illuminated in green: Indicates operating
status of the X axis on
display.
Illuminated in red: Indicates malfunction.
Off: No display for X axis.
X MC X axis Illuminated in green: Positioning job com
pleted (MC = 1).
Off: Positioning job active
(MC = 0), axis unavail
able/is being initia
lised.
Tab.5/4: Functional overview of the CMAX LEDs