Display
Output level
Possible cause
Rectification of the error
Í
On the universal I/
O
4)
Optics cover is dirty, opera‐
tion is not guaranteed
b
Clean the optics cover.
Ñ
On the universal I/
O
5)
Optics cover is dirty, opera‐
tion is still guaranteed
b
Clean the optics cover.
1)
Depending on which is configured for warning field 1 or 2.
2)
If one of the universal I/Os is configured as the output for “Reset required”.
3)
If one of the universal I/Os is configured as the output for a contamination error/warning.
4)
If one of the universal I/Os is configured as the output for a contamination error.
5)
If one of the universal I/Os is configured as the output for a contamination warning.
Table 32: Error and status indications of the LEDs in the compatibility mode
Display
Output level
Possible cause
Rectification of the error
ÊÍ
At the OSSDs
At application diagnostic
output
Supply voltage missing
or too low
b
Check the voltage
supply and activate,
if necessary.
Ý
At Res_Req output
Reset required
b
Operate the control
switch for restart or
reset.
At error/contamination
output
Not an error
Ð
At application diagnostic
output
Optics cover is dirty,
operation is not guaran‐
teed
b
Clean the optics
cover.
Ñ
At application diagnostic
output
Optics cover is dirty,
operation is still guaran‐
teed
b
Clean the optics
cover.
Ñ
At application diagnostic
output
System error
b
Note the error indi‐
cated on the 7-seg‐
ment display or run
diagnostics using the
CDS.
b
Switch off the
device and turn it on
again, if necessary.
Further topics
•
•
10.3
Error and status indications on the 7segment display
This section explains the meaning of the error and status indications of the 7-segment
display and how you can respond.
Table 33: Error and status indications on the 7segment display
Display
Possible cause
Remedy
,
,
,
,
,
,
,
Power-up cycle - all seg‐
ments are activated con‐
secutively.
Not an error
Object in the protective
field
Not an error
Object in warning field 1 Not an error
Object in warning field 2 Not an error
10
TROUBLESHOOTING
114
O P E R A T I N G I N S T R U C T I O N S | S300
8010948/ZA21/2020-06-18 | SICK
Subject to change without notice