3com 10005622 ユーザーズマニュアル
Power-up Diagnostics
4-3
System Diagnostics
This section describes the LEDs that provide
information about the system as a whole.
information about the system as a whole.
Power LED Activity
■
Green — The system is powered on; the system is
running or has run diagnostics.
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.
successfully completed and the system is
operational.
■
Solid or Blinking Yellow — The system has failed
diagnostics, or some other operational error has
occurred.
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.
the port LEDs.
Packet LED Activity
■
No Light —
Data is not passing through the port.
■
Blinking Yellow — Data is passing through the
port.
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.