HP 6400CL - Manual (Page 16)

1-8
Introducing the Switch
Front of the Switch
In
trodu
cing
the
Sw
itc
h
Expansion cl Module LEDs
Expansion cl Module LEDs refer to the LEDs specific to the expansion
module. These LEDs are located on the physical expansion module bulkhead.
These LEDs are only viewable in the rear of the Switch on the Expansion
Module itself.
Table 1-3. Expansion cl Module LEDs
C a u t i o n It is recommended the power to the switch be removed before inserting or
extracting the expansion module. If the expansion module is inserted or
removed with the switch powered on, a reset will occur. Only install or remove
these modules during scheduled downtime.
Name Color Mode Description
Expansion Module LEDs per module
Module
Power
(ports A & B)
Module
Fault
(ports A & B)
Green
Orange
On
Off
On
Expansion cl module is plugged into expansion slot and operating
correctly
Expansion cl module's power has been turned OFF, and the card can be
removed from the box if necessary.
Expansion cl module is plugged into expansion slot but has experienced
a fault
Expansion Module LEDs per port
Link Green On
Off
Blinking
Indicates the port LEDs are displaying link information:
• if the port LED is on, the port is enabled and receiving a link indication
from the connected device.
• if the port LED is off, the port has no active network cable connected,
or is not receiving link beat or sufficient light. Otherwise, the port may
have been disabled through the switch console, the web browser
interface, or ProCurve Manager.
• if the port LED is blinking* simultaneously with the Fault LED, the
corresponding port has failed its self test.
Activity Green On Indicates the port LEDs are displaying network activity information.