Network Interface Module Leds; Network Connectivity Modules Port Leds - HP J8726A Installation Manual

Network Interface Module LEDs

Network Connectivity Modules Port LEDs

There are two LEDs for each port:
■ The Link LED lights green with a valid connection and orange if there is
a fault or alert condition.
■ The Mode LED lights according to the LED mode selected on the chassis.
The LED mode is selected on the Management Module for the E5400 zl
switches, and on the System Support Module (SSM) on the Switch E8212 zl.
The LED mode that is selected is indicated by the following five LEDs that are
located near the LED mode selection button.
Network Ports Mode Description
LED Display
Act Activity
FDx Full Duplex
Spd Indicates the Port
LEDs are displaying
the connection
speed at which each
port is operating.
PoE Power over Ethernet • If the Mode LED is on, the port is
Usr For future development
Network Interface Module LEDs
Transmit or receive traffic present
Full duplex mode of operation
• If the Port LED is on continuously, the
port is operating at 1000 Mbps.
• If the Port LED is flashing, the port is
operating at 100 Mbps.
• If the Port LED is off, the port is
operating at 10 Mbps.
providing PoE power.
• If the Mode LED is off, the port is not
providing PoE power.
• If the Link LED is on, the port is enabled
for PoE.
• If the Link LED is off, the port is disabled
for PoE.
• If the Link LED is flashing, the port has
an error or the port is denied power due
to insufficient power.
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