NEC ExpEther-2S, User Manual

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Chapter 7. Daily Maintenance
To use this product under good conditions at all times, periodically check and maintain as follows. If
failures are found, ask your sales representative, and it will avoid further malfunctioning of the product.
7.1 Checking and Applying Updates
For the update information of this product, contact your salses representative.
Tips NEC recommends that you back up data before applying the latest update.
7.2 Checking LED
After powering on the server or before shutting down the system and powering off the product, check
the LED on the product. For the functions and descriptions of the LED, see
Chapter 1 in this guide. If
the indicator shows the server abnormality, contact your salses representative.
7.3 Cleaning
Regularly clean the server to keep it in good condition.
WARNING
Be sure to observe the following precautions to use the server safety. Failure to
observe the precautions may cause death or serious injury. For details, see Precautions
for Use in this guide.

Do not disassemble, repair, or alter the server.

Disconnect the power plug before cleaning the server.
Important Be sure to read "Precautions for Use" attached to this product, or
Precautions for Use in this guide. This describes points of caution to
ensure the safe use of this product.
Wipe the external surfaces of the server with a dry soft cloth. Follow the procedure below if stains
remain on the surfaces.
Important  Do not use thinner, benzene, and other volatile solvents.
Those solvents could damage or tarnish the material.
 The power outlet, cables, connectors on the rear panel of the
product, and the inside of the server must be kept dry.
1.
Confirm that the power of this product is OFF (POWER LED is OFF).
2.
Unplug the power cord of ExpEther IO Expansion Unit (40G) from a power outlet, and wipe off
dust from the power cord plug with a dry cloth.
3.
Soak a soft cloth in neutral detergent that is diluted with cold or lukewarm water, and squeeze
it firmly.