Resolving Hard Disk Drive Problems - IBM Storwize V7000 Unified Problem Determination Manual

The file module supports hot-plug, hot-add, and hot-swap devices and is designed
to operate safely while it is turned on and the cover is removed. Follow these
guidelines when you work inside a file module that is turned on:
v Avoid wearing loose-fitting clothing on your forearms. Button long-sleeved
v Do not allow your necktie or scarf to hang inside the file module.
v Remove jewelry, such as bracelets, necklaces, rings, and loose-fitting wrist
v Remove items from your shirt pocket, such as pens and pencils, that could fall
v Avoid dropping any metallic objects, such as paper clips, hairpins, and screws,
Handling static-sensitive devices
Attention: Static electricity can damage the server and other electronic devices. To
avoid damage, keep static-sensitive devices in their static-protective packages until
you are ready to install them.
To reduce the possibility of damage from electrostatic discharge, observe the
following precautions:
v Limit your movement. Movement can cause static electricity to build up around
v The use of a grounding system is recommended. For example, wear an
v Handle the device carefully, holding it by its edges or its frame.
v Do not touch solder joints, pins, or exposed circuitry.
v Do not leave the device where others can handle and damage it.
v While the device is still in its static-protective package, touch it to an unpainted
v Remove the device from its package and install it directly into the server
v Take additional care when handling devices during cold weather. Heating
Returning a device or component
When returning a device or component, follow all packaging instructions and use
any supplied packaging materials for shipping.

Resolving hard disk drive problems

Use this information to address various hard disk drive issues.
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Storwize V7000 Unified: Problem Determination Guide 2073-720
shirts before working inside the file module; do not wear cuff links while you
are working inside the file module.
watches.
into the file module as you lean over it.
into the file module.
you.
electrostatic-discharge wrist strap, if one is available. Always use an
electrostatic-discharge wrist strap or other grounding system when working
inside the server with the power on
metal surface on the outside of the server for at least 2 seconds. This drains
static electricity from the package and from your body.
without setting down the device. If it is necessary to set down the device, put it
back into its static-protective package. Do not place the device on the server
cover or on a metal surface.
reduces indoor humidity and increases static electricity.