Power module – HP 9000 Virtual Library System User Manual

Page 207

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2.

Pull the drive out of the disk array by its latch handle about 3 cm (1 inch) so that it is
disconnected from the backplane connector.

CAUTION:

A drive with a rapidly spinning disk can be difficult to hold securely. To decrease

the chance of dropping the drive, do not remove it completely from the disk array until the
disk has stopped rotating. This usually takes a few seconds.

3.

When the disk is no longer spinning, remove the drive from the disk array.

To replace the component:
1.

Pull out the latch handle on the drive as far as it can go.

2.

Slide the replacement drive into the bay until it can go no further. About 1 cm (0.5 inch) of
the drive protrudes from the bay.

3.

Push the release lever all the way in. This action installs the drive completely in the bay and
seats it firmly against the connector in the disk array.

4.

Firmly close the latch handle to lock the drive in the drive bay.

5.

Observe the drive status LEDs to confirm that the replacement drive is functioning correctly.
See

Front Panel LEDs

.

Power Module

CAUTION:

Before removing a power module from the disk array enclosure, ensure that a

replacement power module is immediately available. Removing a power module causes a significant
change in the airflow within the disk array enclosure, and the disk array enclosure could overheat
if a replacement power module is not installed within two minutes.

NOTE:

When a power supply fails, the fans of the power module continue to operate because

they draw power from the power bus located on the midplane.

1.

If the defective power module has a power switch, set it the Off position.

2.

Disconnect the AC power cord from the defective power module.

3.

Turn the thumbscrew at the top of the latch counterclockwise until the thumbscrew is disengaged
from the power module.

Do not remove the thumbscrew from the latch.

VLS9200 Disk Array Component Replacement 207

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