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User Guide
5. Installing Built-in Optional Devices
This section describes the installation procedures of the applicable options in the Disk Expansion
Unit and the notes on the installations.
IMPORTANT:
The user can install or remove any of the options
Only use options and cables authorized by NEC.
Safety Precautions
Always observe the following cautions to safely install or remove any option.
Observe the following instructions to use the Disk Expansion Unit safely.
Failure to follow these instructions may result in death or serious personal
injury. Refer to the Safety Notes section for more information.
Observe the following instructions to use the Disk Expansion Unit safely.
Failure to follow these instructions may cause personal burn or injury and/or
physical damages. Refer to the Safety Notes section for more information.
Unit is removed.
documented as described in this manual. However,
NEC assumes no liability for any potential resulting
damage. We recommend you ask a maintenance
engineer having the expert and detailed knowledge on
the system to install or remove any options. Refer to
your sales representative for more information.
Repair of the chassis due to a failure or damage
resulting from the use of components unauthorized by
NEC will be charged.
Do not disassemble, repair, or modify yourself the options.
Disconnect the power plug before working with the Disk Expansion Unit.
Do not attempt to lift the optional device by yourself.
Do not install the optional device halfway.
Do not install the optional device if the cover of the Disk Expansion
Do not pinch your fingers with components.
Note that some components may be very hot.
WARNING
CAUTION
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