![background image](http://html.mh-extra.com/html/sick/ranger3/ranger3_operation-instructions-manual_1263837022.webp)
Indicator
LED
Color
Function
State
Ö
Yellow
Booting (slow flashing) or firmware
upgrade (fast flashing)
O
Yellow
Idle (or acquiring single frames)
O
Green
Continuous acquisition
Ö
Red
Thermal warning (risk of overheating)
O
Red
The device is in rescue mode, due to
software problems or overheating.
For more information,
.
Link/Data
Off
No Ethernet connection
O
Green
Connection established, 1 gigabit/s
Ö
Green
Ethernet frames are being transmit‐
ted or received
Laser
O
Green
Laser output active (Not imple‐
mented)
O
= illuminated,
Ö
= flashing
6
ELECTRICAL INSTALLATION
22
O P E R A T I N G I N S T R U C T I O N S | Ranger3
8020774/14IM/2019-07 | SICK
Subject to change without notice