SICK MLG-2 WebChecker

LEDs on control panel of the MLG-2
Table 52
: LEDs on control panel of the MLG-2
LED Meaning
Alignment
O
Min. one edge detected
o
No edge detected and no error state
Ö 3 Hz
QoR alarm or alignment aid active
Ö 1 Hz
Teach-in active
Link
1
O
If there is an Ethernet connection
Data
1
Ö
If data is being received or sent
1
The LED displays correspond to the Ethernet standard.
PROFINET
T
able 53
: LEDs on the fieldbus module
LED Meaning
POWER
O
Supply voltage on
o
Supply voltage off or too low
LINK/ACT
O
Ethernet connection present
o
No Ethernet connection
Ö 1 Hz
Data is being received or sent
ERR
7)
O
Red
Er
ror present
RUN
8)
O
Green
D
ata exchange via fieldbus
EtherCAT
®
Table 54
: LEDs on the fieldbus module
LED Meaning
POWER
O
Supply voltage on
o
Supply voltage off or too low
LINK/ACT
O
Ethernet connection present
o
No Ethernet connection
Ö 1 Hz
Data is being received or sent
ERR
7)
O
Red
Applic
ation error
KK Red
W
atchdog time-out
K Red
L
ocal error
7)
The ER
R LED follows the respective fieldbus specification.
8)
The RUN LED follows the respective fieldbus specification.
TROUBLESHOOTING 13
8025190/2020-01-13 | SICK O P E R A T I N G I N S T R U C T I O N S | MLG-2 WebChecker
107
Subject to change without notice