Light emitting diodes Possible cause Troubleshooting
OSSD ERR Alignment quality
1 2 3 4
O R
ed Ö Red o o Ö
Blue
o
The receiver has recognized
be
ams from several senders.
b
Chec
k the distance to
senders of the same type.
Make sure that beams from
another sender cannot hit
the receiver, see "Protection
against interference from
systems in close proximity
to each other", page 21.
b
Switch the voltage supply
off and then on again.
O Red Ö Red o o o Ö
Blue
A fault or unexpected state was
ident
ified on the OSSDs of the
system connection (e. g., over
voltage, short-circuit to HIGH or
short-circuit to LOW, cross-cir‐
cuit, permissible load capacity
exceeded)
b
Chec
k the system wiring for
a fault. Make sure that the
OSSDs have been wired cor‐
rectly, see "Integration in
electrical control", page 22.
b
Switch the voltage supply
off and then on again.
b
If the fault persists, replace
the defective components,
see "Ordering information",
page 68.
o LED of
f. Ö LED flashes. O LED illuminates.
10 T
ROUBLESHOOTING
58
O P E R A T I N G I N S T R U C T I O N S | deTec4 Core Ex 8017023/14Q6/2020-04-27 | SICK
Subject to change without notice
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