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TechnologyPCM30 Basics

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Siemens PCM30 Basics

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TT2550EU01AL_01Export Control Marks:AL: 5A001b1 EC:NThis course is subject to the European Export Control Restrictions.

2000 Siemens AGThe reproduction, transmission or use of this document or its contents is not permitted without express written authority.Offenders will be liable for damages. All rights, including rights created by patent grant or registration of utility model or design,

are reserved.Technical modifications possible.Technical specifications and features are binding only insofar as they are specifically and expressly agreed upon in a writtencontract.

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Sub-sections

PCM30 Basics

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Introduction to PCM 1

Fundamentals of PCM 2

2 Mbit/s Frame and Signaling Pulse Frame 3

Baseband Transmission of Digital Signals 4

Block Diagram of a Primary Multiplexer 5

Synchronization of Primary Multiplexers 6

Appendix 7

8

9

10

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Warnhinweise

In elektrischen Anlagen stehen zwangslufig bestimmte Teile der Gerte unter Spannung. Einige Teileknnen auch eine hohe Betriebstemperatur aufweisen.

Eine Nichtbeachtung dieser Situation und der Warnungshinweise kann zu Krperverletzungen undSachschden fhren.

Deshalb wird vorausgesetzt, dass nur geschultes und qualifiziertes Personal die Anlagen installiertund wartet.

Beachten Sie bitte die ntigen Sicherheitsanforderungen und leisten Sie durch ein problembewusstesVerhalten Ihren Beitrag zur Verhtung von Unfllen jeglicher Art. Gefahren fr Leib und Leben / Lebenund Gesundheit bzw. Verletzungen, die aus sicherheitswidrigem Handeln resultieren knnen, sind voneiner Haftung durch das ICN Training Institute ausgeschlossen.

Warnings

High voltages are present in certain parts of this equipment. Some parts can also have high operatingtemperatures.

Non-observance of these conditions and the safety instructions can result in personal injury or inequipment damage.

Therefore only trained and qualified personnel may install and maintain the system.

Please ensure the necessary safety requirements are met and, by demonstrating a responsibleattitude, play your part in avoiding accidents of any kind. Danger to life and limb, life and well being orinjuries that could result from actions adverse to safety are excluded from any liability on the part ofthe ICN Training Institute.

Atencin

Dispositivos bajo alta tension. Algunos componentes pueden presentar alta temperatura.

No observar estos condiciones e instrucciones de seguridad pueden causar daos personales, asicomo daos al equipo.

Por lo tanto el sistema debe ser instalado y mantenido por personal calificado.

Tenga presente los requerimientos de seguridad y contribuya a la prevencin de accidentes de todandole, actuando conciente de los problemas que pudieran surgir. El 'ICN Training Institute' excluyetoda responsabilidad por daos y perjuicios resultantes por actuaciones contrarias a los aspectos deseguridad y que ponen en peligro la salud y la vida de las personas involucradas.

Attention

Des tensions leves sont inevitablement prsentes des points spcifiques de cet quipementlectrique. Certains lments peuvent aussi avoir en service des temperatures leves.

La non-observation de ces conditions et des instructions de scurit peut engendrer des dgatspersonnelles ou un endomagement du matriel.

Pour ces raisons seulement le personnel form et qualifi est permi dinstaller et de maintenir lesystme.

Veuillez tenir compte des exigences de scurit ncessaires et contribuer la prvention des

accidents de toutes sortes par un comportement conscient des risques. L'ICN Training Institutedcline toute responsabilit pour les dangers menaant le corps et la vie / la vie et la sant et/ou lesblessures pouvant rsulter d'actes contraires la scurit.

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Sub-section reference

Sub-section identification Pages1 TT2550EU01 Introduction to PCM AL_01 1 - 102 TT2550EU01 Fundamentals AL_01 1 - 243 TT2550EU01 2 Mbit/s Frame AL_01 1 - 244 TT2550EU01 Baseband Transm. AL_01 1 - 405 TT2550EU01 Block Diagram AL_01 1 - 146 TT2550EU01 Synchronization AL_01 1 - 10

This document consists of 122 pages.

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Foreword

The training materials that are handed out are meant for training purposes only. Theaccompanying document is not a replacement for the official system documentation,and is not meant for self-study. The official system documentation is the only licensedreference work for carrying out work in the field. This student file is your ownproperty.

At the end of the course, your course conductor will give you some course evaluationsheets. We ask you to fill out these sheets and would be pleased to receive

suggestions for course improvement regarding the carrying out of the courses andmaterials used.

We at Siemens AG wish you successful training.

Training management

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Declaration

I confirm, that the software made available to me during the courses from the ICNTraining Institute for training and practice purposes, will not be further copied outsideof the training.

Furthermore I assure that no software will be copied on to the training PCs, withoutthe explicit consent of the trainer.

With my signature on the attendance list, I confirm that I will adhere to both of theabove requests.

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