Power-up Diagnostics
4-3
System Diagnostics
This section describes the LEDs that provide
information about the system as a whole.
Power LED Activity
■
Green
— The system is powered on; the system is
running or has run diagnostics.
■
No Light
—
The system has no power; no
diagnostics are running.
Fault LED Activity
■
No Light
— System diagnostics have been
successfully completed and the system is
operational.
■
Solid or Blinking Yellow
— The system has failed
diagnostics, or some other operational error has
occurred.
See Chapter 6 for troubleshooting information.
Ethernet Port Diagnostics
This section summarizes the information displayed by
the port LEDs.
Packet LED Activity
■
No Light
—
Data is not passing through the port.
■
Blinking Yellow
— Data is passing through the
port.
■
Yellow
— Data is passing through the port.
Status LED Activity
■
No Light
—
The port is off-line.
■
Blinking Green
— The port is online but disabled.
■
Green
— The port is online and enabled.
See Chapter 6 for troubleshooting information.
