Quick Start
H3C SecPath F100-C-EI Firewall
Chapter 2 Connecting Cables
2-1
Chapter 2 Connecting Cables
Note:
This manual is used after the F100-C-EI has been installed. For
installation details, refer to
H3C SecPath F100-C-EI Firewall
Installation Manual
.
2.1 Connecting the PGND Wire
Warning:
The correct connection of protection ground (PGND) wire is essential
for safeguarding the firewall against lightning shocks and interference.
Therefore, first correctly connect the PGND wire before installing and
using the firewall.
The AC input end of the F100-C-EI is connected to a noise filter
whose ground point is connected to the chassis directly. This ground is
called PGND or chassis ground. The PGND must be properly
connected to the earth to channel induced currents and creepage
currents safely to the earth, improve the device’s electromagnetic
