HP LH4r HP Netserver LPr Installation Guide - Page 21

to indicate a fan failure. Power

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Chapter 2 Controls, Indicators, and Ports Drive Error LED Over-Temperature LED Fan Failure LED LED flashes red to indicate that one of the two drives in the hot-swap bays has failed and must be replaced. LED flashes yellow to indicate that one of the two drives is predicted to fail and should be replaced. You may have time to back up the drive before replacing it. NOTE: You may have to remove the front bezel to see the specific drive LEDs and determine which device is in trouble. LED flashes red when any one of several temperature sensors within the LPr indicates damage to the system is imminent. Power down the system immediately. LED flashes yellow to indicate internal temperature is nearing damaging levels. Perform a graceful shutdown and power down the system. LED flashes red to indicate a fan failure. Power down the system immediately. LED flashes yellow to indicate a fan is a lower than normal speed. Unless the over -temperature indicator is flashing red or yellow, you may perform a graceful shutdown and then power down the system and correct the fan problem. This indicator reports on the power supply fan as well as the three fans in the internal LPr fan pack. 13

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Chapter 2
Controls, Indicators, and Ports
13
Drive Error LED
LED flashes
red
to indicate that one of the two
drives in the hot-swap bays has failed and must
be replaced.
LED flashes
yellow
to indicate that one of the two
drives is predicted to fail and should be replaced.
You may have time to back up the drive before
replacing it.
NOTE
: You may have to remove the front bezel
to see the specific drive LEDs and determine
which device is in trouble.
Over-Temperature
LED
LED flashes
red
when any one of several
temperature sensors within the LPr indicates
damage to the system is imminent. Power down
the system immediately.
LED flashes
yellow
to indicate internal
temperature is nearing damaging levels. Perform
a graceful shutdown and power down the system.
Fan Failure LED
LED flashes
red
to indicate a fan failure. Power
down the system immediately.
LED flashes
yellow
to indicate a fan is a lower
than normal speed. Unless the over -temperature
indicator is flashing
red
or
yellow
, you may
perform a graceful shutdown and then power
down the system and correct the fan problem.
This indicator reports on the power supply fan as
well as the three fans in the internal LPr fan
pack.