ZXR10 2920/2928/2952
(V1.0) Access Switch User Manual （Volume I）
10 Confidential and Proprietary Information of ZTE CORPORATION
Power supply module
Control module consists of main processor and external
functional chips to implement applications such as switching
module control & manage for the system. It provides
operational interfaces, such as serial ports and Ethernet
interfaces for data operation and maintenance.
Switching module has Ethernet switching processing chips. Its
primary function is simply switching traffic from multiple devices.
This chip is interlinked with data packet transceiver and can
directly provide hundred megabit or gigabit service interface to
the users.
Interface module is composed of interface boards to accomplish
the external user connection and transceivers packets. The
interface module & switching module are interlinked by standard
interface.
Power module adopts the 220 VAC or -48 VDC for power supply
to offer required power supply for other parts of the system.
FIGURE 1 ZXR10 2920/2928/2952FI WORKING PRINCIPLE
ZXR10 2920/2928/2952 uses the “19(inch)” su-brack that is in
compliance with the international standard. Sub-rack can be
used as standalone equipment or installed in a standard cabinet.
Hardware Structure
ZXR10 2920/2928/2952 adopts the box structure, which is 1U
high. It employs independent power supply and natural
dissipation method. It has vents on the left and right sides of the
box. The box is composed of a bottom case and a shell. It
features light weight and simple structure. It allows an easy
installation and un-installation.
Control Module
Switch module
Interface
module
Power Module
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