And1Cxpa/And1Cxpb - System Control, Cross-Connect, And Multi-Protocol Process Unit - Huawei ATN 950B Hardware Description

ATN 950B Multi-service Access Equipment
Hardware Description
4
AND1CXPA/AND1CXPB - System Control,
Cross-connect, and Multi-protocol Process Unit
About This Chapter
This section describes AND1CXPA/AND1CXPB, which is the system control, cross-connect
and protocol processing board, in terms of the overview, functions, features, working principle,
front panel, and technical specifications.
4.1 Overview
The AND1CXPA/AND1CXPB (CXPA/CXPB for short) is a control, cross-connect, and
protocol processing board. The function version of the CXPA/CXPB is AND1. The CXPA/
CXPB is housed in slot 7 or slot 8.
4.2 Functions and Features
The AND1CXPA/AND1CXPB controls the system, grooms services, processes the clock, and
provides auxiliary interfaces.
4.3 Working Principle and Signal Flow
The AND1CXPA/AND1CXPB mainly consists of the service processing and grooming module,
system control module, clock processing module, auxiliary interface module, and power supply
module.
4.4 Front Panel
On the front panel of the AND1CXPB, there are indicators, buttons, switch for the ejector lever,
and interfaces.
4.5 CF Card and DIP Switch
A board has a set of DIP switches and a hot-swappable CF card.
4.6 Technical Specifications
The technical specifications of the AND1CXPA/AND1CXPB include board dimensions,
weight, and power consumption.
Issue 03 (2012-07-23) Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
4 AND1CXPA/AND1CXPB - System Control, Cross-
connect, and Multi-protocol Process Unit
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