30
Installation MS20/MS30
Release
11
07/2013
1 to 4 – data, link status (green/yellow LED)
Not glowing For MM20-A8A89999SAHH (AUI): No valid connection. No
DTE voltage at the port.
Glowing green For MM20-A8A89999SAHH (AUI): Valid connection. DTE
voltage present at the port.
Flashing green (1× a period) Port is switched to stand-by (Port 1).
Flashing green (3× a period) Port is switched off.
Flashing yellow Data reception.
1 to 4 – FDX (green/yellow LED)
Not glowing Half-duplex is active.
Glowing green Full-duplex is active.
1 to 4 – 1000 (green/yellow LED)
Not glowing 10 Mbit/s is active.
Glowing green 100 Mbit/s is active.
Glowing yellow 1000 Mbit/s is active.
1 to 4 – AUTONEG (green/yellow LED)
Glowing green Autonegotiation is active.
1 to 4 – RING PORT (green/yellow LED)
Glowing green This port is assigned to the HIPER-Ring.
1 to 4 – STAND-BY (green/yellow LED)
Glowing green Connection port for the data line.
Glowing yellow Connection port for the control line.
Flashing green/yellow No stand-by partner available.
TP/FO – twisted pair / fiber optic (green/yellow LED)
Glowing green The port LEDs of the media modules display the twisted pair
ports.
Glowing yellow The port LEDs of the media modules display the F/O ports.
PoE status (green/yellow LED)
Not glowing No PoE port or PoE disabled; PoE status "fault".
Glowing yellow PoE port searching for terminal device (PD); PoE status
"searching".
Glowing green PoE port supplying terminal device (PD); PoE status
"Delivering Power".
1 to 4 – LED TEST (green/yellow LED)
Not glowing LED defective.
Flashing green/yellow LED test is active.
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