Symantec NetBackup 5020, Routine Maintenance

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4 Guide to the Routine Maintenance Using the System
Monitor Interface NetBackup 5020
Routine Maintenance
4-14 Symantec Corporation Issue 01 (2010-12-10)
Table 4-5 Description of parameters related to the fan status
Parameter Description
Status The fan state.

Device Present indicates that the fan works normally.

Device Absent indicates that the fan is faulty.
Speed The rotational speed of the fan.
The value of the rotational speed ranges between LowWaterMark
and HighWaterMark , that is, between 1,974 RPM and
11,468RPM .
LowWaterMark Lowest value of the fan rotational speed. The value is 1,974 RPM .
HighWaterMark Highest value of the fan rotational speed. The value is 11,468 RPM .
ErrorStatus Fan status.
 If the value of ErrorStatus is 0 , it indicates that a fan is working
normally.
 If the value of ErrorStatus is 1 , it indicates that a fan is working
abnormally.
----End
Exception Handling
If the fan is in the Device Absent state, see “Fan Running/Alarm Indicator Is Red On” in the
NetBackup 5020 Hardware Troubleshooting .
4.6 Checking the Power Supply Status
This section describes how to check the power supply status on the system monitoring
interface. By checking the power supply status, you can know whether the power supply
works normally.
Impact on the System
None.
Reference Standard
The normal state of a power supply is Presence detected .
Procedure
Step 1
Log in to the system monitoring interface.
For the detailed procedure, see Log into the system monitoring interface .