Iomf2 (i/o multifunction 2), Iomf2 – HP NonStop G-Series User Manual
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CRU remains powered.
The Power Off action does not disable the battery or switch the SP status to Active Secondary. Use
the Prepare to Power Off action to perform these operations before using the Power Off action.
Prepare to Power Off
Performs precautionary check to ensure that it is safe to power off the group and performs steps to
prepare the group for the Power Off action.
The precautionary check ensures that the other IOMF CRU in this enclosure exists and is powered
on.
If the check fails, the Prepare to Power Off action fails and the steps that follow are not taken. If the
check confirms that it is safe to power off, these preparatory steps are performed:
If the SP on this IOMF is designated as Active Primary, resets the SP so that the peer SP
becomes primary
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Disables the battery
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Replace
Launches the Replace IOMF guided procedure, which provides step-by-step instructions for
replacing the IOMF CRU.
Storage ASIC Initialization Test
Prompts the storage subsystem manager process ($ZZSTO) to initialize the storage ASIC in the
CRU. If initialization fails, an alarm is generated.
This action is triggered automatically when a new CRU is inserted while OSM is running or when an
(SCF) STATUS ADAPTER command is issued. If a CRU is inserted while OSM is not running,
perform this action after logging on to the OSM Service Connection.
Test Verify
Performs basic tests on the CRU. You can perform this action when the CRU is online.
IOMF2 (I/O Multifunction 2)
Each I/O multifunction 2 (IOMF2) CRU in a NonStop server contains these components:
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