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