Owner's manual

Fan
A component that circulates air into the enclosure to help maintain optimal temperature. Each system enclosure
contains two fans, and each fan is connected to one processor multifunction ( PMF) CRU.
Location in OSM Tree: System > Group > Module > Fan
Slot Location: Fan CRUs are located in slots 25 and 26 on the appearance side of processor enclosures.
NOTE: The fans built into the S7400, S7x000, and S86000 power supplies (slots 31 and 32) are field-replaceable
units (FRUs) and must be serviced only by your service provider.
Example: Fan (1.1.22)
Attributes
Fan
Displayed in the Attributes tab and Attributes dialog box only if attention or service
is required. Values
Service State
Physical
Identifies the manufacturer of the component.Manufacturer
Whether the component is powered on. ValuesPower State
Logical
The current state of the fan as known to the operating system. ValuesEnabled State
Rotations Sensor
The minimum acceptable fan speed is 1800 RPM. If the speed falls below 1800, an
alarm is generated.
Normal Minimum 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).
Current Value
The maximum acceptable fan speed is 5800 RPM. If the speed rises above 5800,
an alarm is generated.
Normal Maximum Value
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 121