Oracle SPARC T8-2, Service Manual

Page: 35 / 188

Interpreting LEDs
No. LED Icon or Label Description
■ Off – Server is not running in its normal state. Server power might be off. The SP
might be running.
■ Steady on – Server is powered on and is running in its normal operating state. No
service actions are required.
■ Slow blink – A normal but transitory activity is taking place. Slow blinking might
indicate that server diagnostics are running or that the server is booting.
■
Standby blink
– Server is running in standby mode and can be quickly returned to
full function.
4 SP OK Indicator SP Indicates these conditions:
■ Off – AC power might not have been connected to the power supplies, or an SPM
error has occurred and service is required.
■
Steady on
– SP is running in its normal operating state. No service actions are
required.
■ Slow Blink – SP is initializing the Oracle ILOM firmware.
5 Fan Module Fault
LED (amber)
FAN Indicates these conditions:
■ Off – Steady state, no service action is required.
■
Steady on
– A fan module failure event has been acknowledged and a service action
is required on at least one of the fan modules.
6 CPU Fault LED
(amber)
CPU Indicates these conditions:
■ Off – Steady state, no service action is required.
■ Steady on – A fault has been detected on one or more host processors.
7 Memory DIMM
Fault LED
(amber)
MEM Indicates these conditions:
■ Off – Steady state, no service action is required.
■ Steady on – A fault has been detected on one or more DIMMs.
8 Server Power
Supply Fault LED
(amber)
PS Indicates these conditions:
■ Off – Steady state, no service action is required.
■
Steady on
– A fault has been detected on one of the two power supplies.
9 Server Overtemp
LED (amber)
Indicates these conditions:
■ Off – Steady state, no service action is required.
■ Steady on – A temperature failure event has been acknowledged. A temperature limit
has been exceeded and a service action is required.
Related Information
■
“Rear Panel Controls and LEDs” on page 36
■
“Checking for Faults” on page 27
Detecting and Managing Faults 35