Status Indicator Leds; Backup; Cleaning - NEC Express5800 Series Maintenance Manual

Chapter 1 Maintenance
2.3

Status Indicator LEDs

After powering on the server or before shutting down the system and powering off the server, check the status
indicator LEDs on the front of the server. For the functions and descriptions of LEDs, see Chapter 1 (5. Names
and Functions of Parts) in "User's Guide". If the indicator shows the server abnormality, contact your sales
representative.
2.4

Backup

We recommend that you periodically back up the data on HDD. For backup storage devices suitable for the
CPU blade and backup tools, consult with your sales representative.
If a RAID array has been configured on your system, back up the RAID configuration data. We also
recommend that you back up it after a rebuilt required due to HDD failure. For information about RAID
configuration data backup, see Chapter 2 (5.3 Utilities Provided by EXPRESSBUILDER).
2.5

Cleaning

Regularly clean the server to keep it in good condition.
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, refer to Safety precautions in
Precautions for Use in "User's Guide".
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Do not disassemble, repair, or alter the server.
Disconnect the power plug before cleaning the server.
Express5800/B120e-h Maintenance Guide
WARNING
2. Daily Maintenance
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