Safety Precautions - NEC POWERMATE ENTERPRISE NETPC Service Manual

3-2 Option Installation

Safety Precautions

Observe safety rules when working inside the system and when handling computer
components. Avoid electric shock or personal injury by observing the following warning.
Static electricity and improper installation procedures can damage computer components.
Protect computer components by following these safety instructions.
T
Avoid carpets in cool, dry areas. Leave boards and chips in their antistatic
packaging until they're ready to be installed.
T
Dissipate static electricity before handling any system components (boards, chips,
and so on) by touching a grounded metal object, such as the system's unpainted
metal chassis.
If possible, use antistatic devices, such as wrist straps and floor mats (see the
following figure).
WARNING: Before removing the system unit
cover, turn off the power and unplug the system
power cable. Power is removed only when the
power cable is unplugged.
CAUTION: Electrostatic discharge can damage
computer components. Discharge static
electricity by touching a metal object before
removing the system unit cover.
Figure 3-1 Antistatic Wrist Strap and Mat