IBM X 330 Series, Installation Manual

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IBM xSeries 330 Type 8675: Installation Guide
USB 1 connector: This connector is used to attach Universal Serial Bus (USB) to
Universal Serial Bus 1.
System-error light: This amber LED lights when a system error occurs. An LED on
the Light Path Diagnostics panel on the system board will also be on to further isolate
the error. This light duplicates the system-error light on the front of the server.
Power-on light: This green LED lights and stays on when you turn on your server and
will blink when the server is in Standby mode. This light duplicates the power-on light
on the front of the server.
Ethernet 2 link indicator: This green LED lights when there is an active link
connection on the 10BASE-T or 100BASE-TX interface for Ethernet port 2.
Ethernet 2 speed indicator: This green LED lights when the speed of the Ethernet
LAN connected to Ethernet port 2 is 100 Mbps.