Front Panel Leds - Fujitsu SPARC Enterprise T5440 Service Manual

Front Panel LEDs

LED or Button Icon
Locator LED
and button
(white)
Service
Required LED
(amber)
Power OK
LED
(green)
Power button
Description
The Locator LED enables you to find a particular system. The LED is activated
using one of the following methods:
• The ALOM CMT command setlocator on.
• The ILOM command set /SYS/LOCATE value=Fast_Blink
• Manually press the Locator button to toggle the Locator LED on or off.
This LED provides the following indications:
• Off – Normal operating state.
• Fast blink – System received a signal as a result of one of the methods
previously mentioned, indicating that it is active.
If on, indicates that service is required. POST and ILOM are two diagnostics
tools that can detect a fault or failure resulting in this indication.
The ILOM show faulty command provides details about any faults that cause
this indicator to light.
Under some fault conditions, individual component fault LEDs are lit in
addition to the system Service Required LED.
Provides the following indications:
• Off – Indicates that the system is not running in its normal state. System
power might be off. The service processor might be running.
• Steady on – Indicates that the system is powered on and is running in its
normal operating state. No service actions are required.
• Fast blink – Indicates the system is running at a minimum level in standby
and is ready to be quickly returned to full function. The service processor is
running.
• Slow blink – Indicates that a normal transitory activity is taking place. Slow
blinking could indicate that the system diagnostics are running, or that the
system is booting.
The recessed Power button toggles the system on or off.
• If the system is powered off, press once to power on.
• If the system is powered on, press once to initiate a graceful system shutdown.
• If the system is powered on, press and hold for 4 seconds to initiate an
emergency shutdown.
For more information about powering on and powering off the system, see the
SPARC Enterprise T5440 Server Administration Guide.
Identifying Server Components 5