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Audible alarms
The HDXS-C200 server provides three types of audible
alarms to indicate fan, temperature and power problems
within the server. Troubleshoot in accordance with the
tables given below.
Single beep
Symptom
Possible Problem
Server emits a single
The number of revolutions
audible beep (one per
of the fan is falling or the fan
second), which indicates
has stopped.
a system fan failure.
Temperature detection
circuit fault on the System
Power Board.
Note: The audible alarm
does not sound if a
system fan failure occurs
prior to boot-up.
Double beep
Symptom
Possible Problem
Server emits a double
The number of revolutions
audible beep (two per
of the fan is falling or the fan
second), which indicates
has stopped.
that the temperature
Temperature detection
inside the chassis has
circuit fault on the System
exceeded the preset
Power Board.
value 38°C.
Continuous beep
Symptom
Possible Problem
Server emits a
Power Supply fault.
continuous audible beep,
which indicates a power
supply failure.
Caution
Faulty Fans must be replaced as soon as possible to avoid
overheating of the server. Prolonged overheating of the
server will result in the server being automatically
shutdown.
Recommended Action
Check the voltage on Motherboard power connectors (24-pin, 8-pin, 4-
pin) using a multimeter (see "Power connectors" on page 29).
Trace the voltage from the Power Supply to the Fan.
Replace faulty fan (see "System cooling fan replacement" on page
86).
Replace faulty System Power Board (see "Chassis replacement
(containing motherboard and CPUs)" on page 92).
Recommended Action
Check the voltage on Motherboard power connectors (24-pin, 8-pin, 4-
pin) using a multimeter (see "Power connectors" on page 29).
Trace the voltage from the Power Supply to the Fan.Replace faulty fan
(see "System cooling fan replacement" on page 86).
Replace faulty System Power Board (see "Chassis replacement
(containing motherboard and CPUs)" on page 92).
Recommended Action
Check the voltage on Motherboard power connectors (24-pin, 8-pin, 4-
pin) using a multimeter (see "Power connectors" on page 29).
Trace the voltage from the Power Supply to the Fan.
Replace faulty Power Supply module (see "Power supply module
replacement" on page 85).
75
Audible alarms
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