HP AD278A PCI 8-Port Serial Multiplexer Installation Guide, September 2006

HP PCI 8-Port Serial Multiplexer Adapter Installation
On-Line Addition and Replacement Operation on HP-UX 11i v1 Systems
Chapter 1
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Step 4. Remove the card from the slot that has to be replaced, and insert the new card manually in the slot.
Step 5. Power-on the slot by running the following command at the command prompt:
$ /usr/bin/rad -i slot_id
Step 6. Resume the AD278A/AD279A adapter driver by running the following command at the command
prompt:
$ /usr/bin/rad -r