HP NonStop G-Series - Manual (Page 111)

Attributes
Fan
Service State
Displayed in the Attributes tab and Attributes dialog box only if attention or service is
required.
Values
Physical
Power State Whether the component is powered on. Values
Logical
Enabled State The current state of the fan as known to the operating system. Values
Rotations Sensor
Normal Minimum Value
The minimum acceptable fan speed is 1800 RPM. If the speed falls below
1800, an alarm is generated.
Current Value
The current fan speed, measured in rotations per minute (RPM).
Alarms are generated if the speed of the fan falls below 1800 (minimum
RPM) or rises above 5800 (maximum RPM).
Normal Maximum Value
The maximum acceptable fan speed is 5800 RPM. If the speed rises
above 5800, an alarm is generated.
Actions
Enable/Disable
Restores or stops power to the fan. After servicing the fan or its associated PMCU, perform the
Enable action.
Parameter: Enabled (true = enabled, false = disabled)
Fan (IOAM)
Attributes
Actions
An IOAM component that circulates air into the enclosure to help maintain optimal temperature.
There are two fans in each IOAM, for a total of four in each IO enclosure.
Note: If a ServerNet switch board is not present, the IOAM fans will not appear in OSM.