Installing The Storage Unit In A Rack - IBM TotalStorage 200 Installation And User Manual

Installing the storage unit in a rack

The storage unit requires 3U (5.25 in) of Electronic Industries Association (EIA)
rack-mounting space.
Attention:
storage unit components or options. See "Handling electrostatic discharge-sensitive
devices" on page 54 for details.
Important: Review the documentation that comes with your rack enclosure for
safety and cabling considerations. When installing your storage unit in a rack, take
the following precautions:
v Read "Removing CRUs" on page 10 about making the storage unit easier to
v Install the storage unit in a maximum 35 degree C environment.
v To ensure proper air flow, do not block the air vents; usually 15 cm (6 inches) of
v To ensure stability, take precautions to prevent uneven loading of the rack.
v When multiple components are installed in a rack, take precautions to prevent
v The storage unit should always be connected to a properly grounded outlet.
v Refer to the rack documentation for instructions on removing the rack enclosure
Use the rack-mounting template and installation instructions that come with the
storage unit to locate the rack-mounting holes and to install the unit in a rack
cabinet. If you do not have the template and instructions, you can use the following
steps to install your storage unit:
Static electricity, though harmless to you, can seriously damage
handle.
air space is sufficient.
Note: Because of the limited space in some racks, it might be easier to connect
and route cables before you install the mounting brackets and hardware
devices.
Loading of the rack should begin at the bottom.
overloading of the power outlets.
doors and side panels.
1. Use the following illustration of the front and rear rack mounting flanges to
determine the appropriate rack-mounting holes for installing cage nuts or clip
nuts to secure the storage unit rails. From left to right, the illustration shows
the front and rear flanges respectively.
Front Rear
Chapter 2. Installing the storage unit
13