SICK deTec4 Ex - Fault Indicators

If front screen contamination increases in ongoing operation, the laser alignment aid
s
witches on or the alignment takes longer than 3 seconds, the receiver shows the align‐
ment quality again.
Further topics
•
"Indication of the alignment quality", page 71
11.2.3 Fault indicators
Overview
In t
he event of a fault, the type of fault is indicated by the LED display on the sender or
receiver.
Sender
Position of LEDs: see "Sender indicators", page 18.
Table 20: Fault indication on the sender
LEDs Possible cause Rectification
STATE Field
O Y
ellow o
Normal operation, no cable
connec
tion between
sender and receiver.
1)
–
O Y
ellow Ö Red
Failure in the voltage sup‐
pl
y
b
Chec
k the voltage sup‐
ply, see "Technical
data", page 89.
b
Switch the voltage sup‐
ply off and then on
again.
b
If the fault persists,
replace the sender, see
"Ordering information",
page 98.
Ö Y
ellow Ö Red
The sender identified an
int
ernal fault.
b
S
witch the voltage sup‐
ply off and then on
again.
b
If the fault persists,
replace the sender, see
"Ordering information",
page 98.
O Red ÖÖ Yellow/
green
Reset of the configuration
t
o factory settings is acti‐
vated.
Additional information: see
"Factory settings", page 60.
O R
ed Ö Green
The device is in configura‐
t
ion mode following a
change to the configura‐
tion.
Additional information: see
"Configuration mode",
page 62.
Ö Gr
een Ö Red
A problem occurred when
r
esetting the configuration
to factory settings.
b
R
estart configuration,
see "Factory settings",
page 60.
TROUBLESHOOTING 11
8022883/2019-03-07 | SICK O P E R A T I N G I N S T R U C T I O N S | deTec4 Ex
83
Subject to change without notice