
GS-4012F/4024 User’s Guide
Chapter 3 Hardware Overview 45
LNK/ACT Green On The port has a successful 10/1000 Mbps connection.
Amber On The port has a successful 100 Mbps connection.
Blinking The port is sending or receiving data.
Off The port is disconnected or the link failed.
FDX Amber On The port is in full duplex mode.
Off The port is in half duplex mode or there is no connection.
Mini-GBIC (SFP) Slots
LNK Green On The port has a successful connection.
Off No Ethernet device is connected to this port.
ACT Green Blinking The port is sending or receiving data.
Off The port is not sending or receiving data or there is no connection.
GS-4012F Model
Mini-GBIC (SFP) Slots (Standalone and Part of Dual Personality Interface)
LNK Green On The port has a successful connection.
Off No Ethernet device is connected to this port.
ACT Green Blinking The port is sending or receiving data.
Off The port is not sending or receiving data or there is no connection.
Gigabit Ethernet Ports (Part of Dual Personality Interface)
1000 Green Blinking The port is sending/receiving data.
On The link to a 10/1000 Mbps Ethernet network is up.
Off The link to a 10/1000 Mbps Ethernet network is down.
100 Amber Blinking The port is sending/receiving data.
On The link to a 100 Mbps Ethernet network is up.
Off The link to a 100 Mbps Ethernet network is down.
Table 2 LEDs (continued)
LED COLOR STATUS DESCRIPTION
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