General Information; Static Precautions - NEC Express 5800 120Eg User Manual

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General Information

The DC push-button on/off switch on the front panel does not
turn off completely the system AC power. Also, +5vdc is present
on the system board whenever the AC power cord is connected
between the system and an AC outlet. Before doing the
procedures in this manual, make sure that your system is
powered off and unplug the AC power cord from the back of the
chassis. Failure to disconnect power before opening your
system can result in personal injury and equipment damage.
Operating your system with the side access panels removed
can damage your system components. For proper cooling and
airflow, always replace the side access panels before powering
on your system.
Avoid burns: If the system has been running, any installed
processor and heat sink on the processor board(s) will be hot.
To avoid the possibility of a burn, be careful when removing or
installing components that are located near processors.
Contact your sales representative or dealer for a list of approved optional peripheral
devices.

Static Precautions

An electrostatic discharge (ESD) can damage disk drives, option boards, and other
components. You can provide some ESD protection by wearing an antistatic wrist strap
attached to chassis ground when handling system components.
Electronic devices can be easily damaged by static electricity. To prevent damage, keep
them in their protective packaging when they are not installed in your system.
120Eg User Guide - Upgrading Your System
WARNING
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CAUTION
WARNING
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