LEDs
End cap with
integrated
LED
Possible cause
Troubleshooting
OSSD Fiel
d
Diagnostics LEDs
1
2
3
4
5
6
7
8
O
Red
Ö
Red
o
Ö
Red
o
o
o
o
o
o
Ö
Red
Fault in the volt‐
age supply.
b
Check the volt‐
age supply and
the power supply
unit,
.
b
Switch the voltage
supply off and back
on again.
b
If the fault con‐
tinues to persist,
replace the receiver,
see "Ordering infor‐
mation", page 150
.
O
Red
Ö
Red
o
Ö
Red
o
Ö
Red
o
o
o
o
Ö
Red
Permanent error
in the voltage sup‐
ply.
b
Replace device,
"Ordering informa‐
tion", page 150
.
O
Red
Ö
Red
o
Ö
Red
Ö
Red
Ö
Red
o
o
o
o
Ö
Red
General error in
the configuration.
b
Check configuration
settings including
the permitted com‐
bination of func‐
tions.
b
Make sure that the
correct system plug
is used.
b
Reset device to fac‐
tory settings.
O
Red
Ö
Red
o
o
Ö
Red
Ö
Red
o
o
o
o
Ö
Red
Parity faulty.
b
Check setting of the
parity DIP switch.
b
Switch the voltage
supply off and then
on again
O
Red
Ö
Red
o
o
Ö
Red
o
o
o
o
o
Ö
Red
The receiver has
recognized beams
from several send‐
ers.
b
Check the distance
to senders of the
same design.
b
Check the beam
coding of the
receiver and sys‐
tems in close prox‐
imity.
b
Ensure that beams
from another
sender cannot hit
the receiver. (Excep‐
tion: One of
the two systems
uses code 1 and
the other uses
code 2),
tection against inter‐
ference from sys‐
tems in close prox‐
imity to each other",
page 33
b
Switch the voltage
supply off and back
on again.
11
TROUBLESHOOTING
134
O P E R A T I N G I N S T R U C T I O N S | deTec4
8021645/1EB0/2022-04-28 | SICK
Subject to change without notice
