ZyXEL Communications XGS4700 Series, Manual

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Chapter 3 Hardware Overview
XGS4700-48F User’s Guide
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4
Slide the fan module into the fan module slot.
Figure 21 Installing the Fan Module
5
Tighten the thumbscrew.
3.2.2 Uplink Module
The following figure shows the front panel of the EM-422 and EM-412 modules.
Figure 22 The Front Panel of the EM-422 and EM-412 Modules
3.2.3 Rear Panel Connections
The following table describes the ports on the rear panel.
EM-412 EM-422
Table 2 Panel Connections
CONNECTOR DESCRIPTION
Optional two
XFP or CX4
Ports These ports are available when you install an EM-422 or EM-412 in the
optional uplink module slot(s) (B and/or C in the figure above). Both the
EM-422 and EM-412 are not hot-swappable. They are used to connect
your switch to other high-speed Ethernet switches for stacking in you
network.
• For EM-422 connection: Use 10 Gigabit Small Form Factor Pluggable
(XFP) transceivers to connect to these ports. See Section 3.1.1.1 on
page 42 and Section 3.1.1.2 on page 42 for information on installing
and removing transceivers.
• For EM-412 connection: Use 10GBase-CX4 cables to connect to these
ports.
See the EM-422 and EM-412 User’s Guides for more information.