NOTE
A
dditional information on troubleshooting can be found at the responsible SICK sub‐
sidiary.
11.3 Diagnostic LEDs
11.3.1 Indications when switching on
Overview
Immedia
tely after switching on, all LEDs on the sender and receiver briefly light up.
Following this, the information below regarding configuration is indicated briefly.
Sender
P
osition of LEDs: see "Sender indicators", page 21.
Table 36: Indications on the sender when switching on
LEDs Meaning
STATE Field
Ö Y
ellow, flashes once
Beam coding, code 1 is c
onfig‐
ured.
Ö Y
ellow, flashes twice
Beam coding, code 2 is c
onfig‐
ured.
O R
ed ÖÖ Yellow/green
Reset of the configuration to
f
actory settings is activated,
see "Factory settings", page 86.
O R
ed Ö Green
Device is in configuration
mode
, see "Configuration
mode", page 88.
o LED off. Ö LED flashes. O LED illuminates. Empty cells mean that the LED lights up, flashes, or is off.
Receiver
P
osition of LEDs: see "Receiver indicators", page 22.
Table 37: Indications on the receiver when switching on
LEDs Meaning
OSSD Field Diagnostic LEDs
1 2 3 4 5 6 7 8
Ö Y
el‐
low,
flashes
once
O White
(3 s)
Beam coding, code 1
is conf
igured.
Ö Y
el‐
low,
flashes
twice
O White
(3 s)
Beam coding, code 2
is conf
igured.
O W
hite
(3 s)
External device moni‐
t
oring (EDM) is config‐
ured.
O W
hite
(3 s)
Cascade with 1 guest
or 2 gue
st devices is
configured.
O W
hite
(3 s)
Restart interlock is
conf
igured.
TROUBLESHOOTING 11
8023872/18YZ/2021-01-14 | SICK O P E R A T I N G I N S T R U C T I O N S | deTec4 Ex II 3GD
115
Subject to change without notice
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