HP StorageWorks Core Switch 2/64 Getting Started & General Reference Guide

62 getting started and general reference guide
Table 7. Power Supply LED Patterns
Location of
LED
Purpose
of LED
Color of LED Status of Hardware Recommended Action
Upper LED Power No light
(LED is off)
Power supply does not have
incoming power and is not
providing power to switch.
Ensure power supply is
firmly seated, switch has
incoming power, both
power cables are connected,
and AC power switches are
on.
Steady green Power has incoming power
and is providing power to
switch.
No action required.
Center LED Predictive
Failure
No light
(LED is off)
Power supply is either
healthy or does not have
incoming power.
Check Power LED.
Flashing
orange
(amber)
Power supply is about to
fail due to a failing fan
inside the power supply.
Replace power supply.
Lower LED Fail No light
(LED is off)
Power supply is either
healthy or does not have
incoming power.
Check Power LED.
Steady orange
(amber)
Either the switch has power
but this power supply does
not (AC switch may be off)
or the power supply has
failed.
Ensure correct AC power
switch is on and power
supply is seated. If orange
light continues, replace
power supply.
Flashing
orange
(amber)
Power supply is unable to
supply power.
Verify incoming power
meets requirements listed in
“Power Specifications” on
page 71.
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