HP J3100B Installation And Configuration Manual page 176

Switch Reference
Front of Switch
LED
Power
(green)
Fault
(orange)
RPS
(green)
Self-test
(green)
Power
Fault
(orange)
Fan Fault
(orange)
Security
(orange)
D-2
State Meaning of LED
on The switch is receiving power from the main power supply and/
or from the optional RPS (redundant power supply).
The switch is not receiving power. See chapter 9,
off "Troubleshooting".
on Either the switch hardware has failed the self-test or a software
(steady) error has occurred and auto-reboot is off. In this case, push the
Reset button. See chapter 9, "Troubleshooting".
flashing The switch is operable, but a fault condition has occurred in the
switch, an installed module, a fan, or a redundant power supply
(RPS—if installed). The corresponding fault LED for the affected
component will flash simultaneously. Refer to chapter 9,
"Troubleshooting".
on An (optional) Redundant Power Supply (RPS) is connected and
functioning properly.
off No RPS is connected to the switch, or the RPS has failed. See
chapter 9, "Troubleshooting".
off Normal operation, except as described below.
on Power-on or reset self-test. During this time the Fault LED is also
(steady) on and the switch is inoperable.
flashing Indicates one of the following:
• A self-test failure has occurred, but the switch remains
partially operable.
• The Config Clear button is being pressed during a reset.
Release the button. (Refer to "Reset and Config Clear Buttons"
on page D-4.)
flashing An RPS (redundant power supply) is present and either the RPS
or the main power supply is not operating properly. Flashes
simultaneously with the switch's Fault LED. Refer to chapter 9,
"Troubleshooting".
flashing One or both ventilation fans are not operating properly. Flashes
simultaneously with the switch's Fault LED. Refer to chapter 9,
"Troubleshooting".
flashing Either an SNMP Authentication failure or a traffic filter violation
has occurred. Refer to chapter 9, "Troubleshooting".