Installation MRD TNM4000
Release 02 12/2020
Industrial Switch >TNM4000
29
Table 5: LEDs on the device
Port state
The port LEDs on the front panel and the rear panel display port-related
information.
LED
Display
Activity
Meaning
1-36
Data, Link
status
Lights up
The port is active and links.
Flashing
The port
’
s data is being transmitted.
None
The port is inactive or link down.
POE++(9
-16) /
POE+(17
-32)
PoE status
Lights up
A PoE terminal device is connected and receiving
power via PoE.
None
No PoE port available or Power over Ethernet
function is disabled.
Table 6: port status