Oracle SPARC T8-1, Service Manual

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Interpreting LEDs
No. LED or Control Description
4 Power Button See “Removing Power From the Server” on page 45 and “Power On the Server
(System Power Button)” on page 160 .
5 SP OK indicator 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.
6 Fan Module Fault LED (amber) 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.
7 Server Power Supply Fault LED
(amber)
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.
8 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 30
■
“Checking for Faults” on page 21
Detecting and Managing Faults 29