User Instructions

5
Connection schemes
3. Optical indication.
Table 4. Indication of the switch operation
OPTICAL INDICATION OF THE SWITCH's POWER SUPPLY
GREEN LED LIGHT (Power)
Indication of the switch's
power supply
OFF – no power supply of the switch
ON – power supply on, normal operation
OPTICAL INDICATION AT THE PoE PORTS (1÷4)
GREEN LED LIGHT
Indication of the PoE power
supply at the RJ45 ports
OFF- no power supply at the RJ45 port (the device is not connected or not compliant
with the IEEE802.3af/at standard)
ON – power supply at the RJ45 port
Blinking – short-circuit or output overload
YELLOW LED LIGHT (LINK)
The connection status of LAN
devices, 10MB/s or 100Mb/s
and data transmission
OFF- no connection
ON - the device is connected; 10Mb/s or 100Mb/s
Blinking – data transmission
OPTICAL INDICATION AT THE UP LINK PORTS
GREEN LED LIGHT
Port on the left side:
No lit - no voltage
Lit – switch operates properly
Port on the right side:
No lit – switch operates in normal mode
Lit– Long Range mode active
YELLOW LED LIGHT (LINK)
The connection status of
LAN devices,
10MB/s or 100Mb/s
and data transmission
OFF- no data transmission
ON - the device is connected 10Mb/s or 100Mb/s
Blinking – data transmission