![background image](http://html1.mh-extra.com/html/sick/flexlock/flexlock_operating-instructions-manual_1264596037.webp)
LED indicators
OSSDs
Inputs
Cause
Troubleshooting
STATUS
LOCK
DIAG
LOCK
IN 1/IN 2
o
o
O
Red
OFF
Not relevant
Not relevant
Internal error
b
Ensure that the device is
not being used contrary to
its intended use.
b
If problem persists,
replace device.
Irrelevant
Irrelevant
Ö
Ö
Red/
yellow (1 Hz)
Not relevant
Not relevant
Not relevant
Application diagnostic output
error
b
Check application diag‐
nostic output cable for
short-circuit to 0 V.
b
Check cable for damage.
TROUBLESHOOTING
10
8020562/2022-07-07 | SICK
O P E R A T I N G I N S T R U C T I O N S | flexLock
37
Subject to change without notice