NEC Univerge SV9100, System Hardware Manual

Page: 242 / 556

Issue 2.0
4-4 Installing the SV9100 Blades
S
ECTION
2 I
NSTALLATION
Pre-installation planning is essential. Advanced planning minimizes installation time,
cost, and disruption of the customer business activities.
2.1 Installation and Safety Precautions

Never install telephone wiring during a lightning storm.

Never install telephone jacks in wet locations unless the jack is specifically
designed for wet locations.

Never touch uninsulated telephone wires or terminals unless the telephone line
is disconnected at the network interface.

Use caution when installing or modifying telephone lines.

Ground the Controlling and Expansion chassis before installing or removing the
blades.

The Expansion Chassis
must be installed with the system power OFF
.
 Do not
touch the blade components.

Carry the blade in a conductive polyethylene bag to prevent static electricity
until ready to install the blade.

When installing or removing the blades from the chassis, the installer must wear
a grounded wrist strap to protect the blade from static electricity.

Although it is recommended to install the blades with the
system power OFF
,
most blades can be installed hot except for the following that
must be installed
with the power OFF
:

GCD-CP10

GPZ-BS10 and GPZ-BS11
WARNING
Observe the following precautions when installing the blades to avoid
static electricity damage to hardware or exposure to hazardous
voltages.