Sys Status Leds; Table 21. Sys (System) Status Leds - Allied Telesis SwitchBladex8112 Installation Manual

Chapter 3: AT-SBx81CFC960 Controller Fabric Card

SYS Status LEDs

74
The SYS (System) Status LEDs on the controller fabric card display
general status information about the controller card, power supplies, and
fan module. The LEDs are defined in Table 21 on page 74.

Table 21. SYS (System) Status LEDs

LED State
Solid Green Indicates that the AT-SBx81CFC960 Controller
Flashing
Green
CFC
Solid
Amber
Flashing
Amber
Solid Green Indicates that the power supplies are operating
Flashing
PSU
Amber
Description
Fabric Card is operating normally as the active
master controller card.
Indicates that the controller card is initializing its
management software or synchronizing its
database with the active master controller card.
Indicates that the controller card is operating
normally as the standby master controller card.
Indicates that the controller card is disabled. An
active master controller card might disable a
standby master controller card if the two cards
have incompatible versions of the management
software and are unable to resolve the problem,
possibly because of insufficient free flash memory.
properly.
Indicates that a power supply is experiencing a
problem. Possible causes are:
 The input AC voltage from a power source is
not within the normal operating range of a
power supply module.
 The output DC voltage from a power supply
module to the line cards is not within the
normal operating range.
 A power supply is experiencing high
temperature.

A power supply has failed.
Check the status LEDs on the individual power
supply modules to determine which module has a
fault condition.
Section I: Hardware Overview