HP StorageWorks 600 Modular Disk System Maintenance and Service Guide (495106-001, September 2008)

Removal and replacement procedures 30
Hot-plug I/O module
To remove the component:
1. Be sure the hard drive drawer is closed all the way.
2. Disconnect the SAS cables.
3. Release the I/O handle.
4. Push the I/O handle down until it ejects the I/O module.
5. Remove the I/O module.
CAUTION: For best cooling practices, do not operate the enclosure for extended periods with
more than one component or blank removed. When removing an active component, replace it
with a blank.
To replace the component, reverse the removal procedure. Be sure the I/O module is fully seated and the
I/O module handle is in the locked position.
Power supply
To remove the component:
1. Power down the MDS600 ("Power down" on page 24).
2. Disconnect the AC power cord.