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Chapter 1. Introduction
This document contains general installation instructions for the Lenovo 42U 1200 mm Deep Dynamic Rack and
Lenovo 42U 1200 mm Deep Dynamic Expansion Rack. Always read the documentation that comes with your
server or optional device for detailed installation instructions.
Installing the rack cabinet consists of the following tasks:
1. Unpack the rack according to the Lenovo 42U and 47U 1200 mm Deep Static and Expansion Racks Rack
Unpacking Instructions document that comes with the rack cabinet.
2. Locate the rack according to the Lenovo eServer Rack Planning Guide.
3. Install rack stabilizer brackets on all racks.
4. Prepare the rack for optional devices:
•
Remove the side covers, if applicable.
•
Remove the front and rear doors from all racks, if necessary.
•
Attach expansion racks to a standard rack or to each other to form suites.
5. Install one or more optional devices.
Note: Install the heaviest devices in the bottom of the rack cabinet.
6. Complete the rack cabinet installation:
•
Reinstall side covers on all racks or on the outermost racks in a suite.
•
Reinstall front and rear doors on all racks.
7. Rack is set up and ready for use.
If documentation updates are available, you can download them from the Lenovo website. The rack might
have features that are not described in the documentation that comes with the rack, and the documentation
might be updated occasionally to include information about those features, or technical updates might be
available to provide additional information that is not included in the rack documentation.
Note: Changes are made periodically to the Lenovo Web site. Procedures for locating documentation might
vary slightly from what is described in this document.
Notices and statements in this document
The caution and danger statements in this document are also in the multilingual Lenovo Rack Safety
Information document that comes with the rack cabinet. Each statement is numbered for reference to the
corresponding statement in your language in the Lenovo Rack Safety Information document.
The following notices and statements are used in this document:
•
Note: These notices provide important tips, guidance, or advice.
•
Important: These notices provide information or advice that might help you avoid inconvenient or
problem situations.
•
Attention: These notices indicate potential damage to programs, devices, or data.
An attention notice is placed just before the instruction or situation in which damage might occur.
•
Caution: These statements indicate situations that can be potentially hazardous to you. A caution
statement is placed just before the description of a potentially hazardous procedure step or situation.
•
Danger: These statements indicate situations that can be potentially lethal or extremely hazardous to
you. A danger statement is placed just before the description of a potentially lethal or extremely
hazardous procedure step or situation.
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