Owner's manual

IOMF (I/O Multifunction)
Each I/O multifunction (IOMF) CRU contains these components:
• A service processor (SP)
• A power supply
• Three SCSI controllers
Location in OSM Tree: System > Group > Module > IOMF
Slot Location: IOMF CRUs are located in slots 50 and 55 in I/O enclosures (service side).
Example: IOMF (2.1.50)
Attributes
IOMF
Displayed in the Attributes tab and Attributes dialog box only if the value is something
other than OK. Values
Service State
Physical
A code that identifies the generation of the component. Hardware revision codes are
used for tracking components.
Hardware Revision
Identifies the manufacturer of the component.Manufacturer
The part number of the component that was assigned in manufacturing. Use part
numbers for identifying and ordering parts.
Part Number
Whether the component is powered on. ValuesPower State
A unique serial number that identifies the component.Track IDs are used for tracking
components.
Track ID
Logical
The current voltage of the Fan CRU.Fan Voltage
The voltage of the Main Rail, which supplies power to the CRU from its own power
supply
Main Rail Voltage
Which, if any, ServerNet router ports on this CRU are disabled. OSM actions to
disable or enable a ServerNet port are performed as directed by OSM alarm repair
actions.
Disabled ServerNet Ports
The voltage of the SCSI-Y path, the path configured for mirrored disks on a system.SCSI-Y Voltage
The minimum voltage (39.6 volts) that must be available to power the CRU.Rail Minimum Voltage
The voltage of the SCSI-X path, the primary path used for disks on a system.SCSI-X Voltage
The maximum voltage limit (60 volts) for the CRU.Rail Maximum Voltage
The voltage of the Other Rail, which connects the PMF/IOMF CRU to the other power
supply in the enclosure (to provide power in the event of a problem with the Main
Rail power supply).
Other Rail Voltage
Storage ASIC
The status of the storage ASIC in the CRU.
Values: Initialized, Uninitialized, Unknown
Initialization State
Actions
Disable ServerNet Port
Disables the specified ServerNet router port on this CRU. Perform this action only as directed by OSM alarm repair
actions.
Parameter: Port Number
148 System Resources