Rear View - IBM eServer xSeries 255 Installation Manual

Rear view

Notes:
1. The illustrations in this document might differ slightly from your hardware.
2. An amber LED illuminates when a system error or event has occurred. To identify
Ethernet activity LED: When this green LED is on, there is activity between the
server and the network. The Ethernet activity LED is located on the Ethernet (RJ-45)
connector on the rear of the server.
Ethernet link LED: When this green LED is on, there is an active connection on the
Ethernet port. The Ethernet link LED is located on the Ethernet (RJ-45) connector on
the rear of the server.
Hot-swap fan error LEDs: These LEDs provide status information about fans 7, 8,
and 9 (the bottom rear fans in the power-supply bays).
AC power LED: This green LED provides status information about the power supply.
During typical operation, both the ac and dc power LEDs are on.
DC power LED: This green LED provides status information about the power supply.
During typical operation, both the ac and dc power LEDs are on.
the error or event, check the LEDs on the Light Path Diagnostics panel located on
the server, or review the Error Log in the Configuration/Setup Utility program. For
complete details about the Light Path Diagnostics panel, see the Hardware Main-
tenance Manual and Troubleshooting Guide on the xSeries Documentation CD.
For more information about the Configuration/Setup Utility program, see the
User's Guide on the xSeries Documentation CD.
Ethernet activity
LED
AC power LED
DC power LED
Ethernet link
LED
Hot-swap fan error LED
Chapter 3. Server controls, indicators, and power
27