Chapter 1. About This Manual; Important Safety Information - Lenovo ThinkCentre E73z Hardware Maintenance Manual

Chapter 1. About this manual

®
This manual provides service and reference information for ThinkCentre computers listed on the front cover.
Chapter 7 "Symptom-to-FRU Index" on page 59 and Chapter 10 "Additional service information" on page
111 are not specific to any machine type and are applicable to all ThinkCentre computers.
For major Field Replaceable Units (FRU) locations and Customer Replaceable Unit (CRU) identification,
see Chapter 8 "Locations" on page 65.
For FRU replacement instructions, see Chapter 9 "Replacing FRUs" on page 71.
For FRU part numbers, go to:
http:/www.lenovo.com/serviceparts-lookup
Important: This manual is intended only for trained service technicians who are familiar with ThinkCentre
computers. Use this manual along with the advanced diagnostic tests to troubleshoot problems effectively.
Before servicing a ThinkCentre computer, be sure to read and understand Chapter 2 "Safety information"
on page 3.

Important safety information

Be sure to read all caution and danger statements in this book before performing any of the instructions.
Veuillez lire toutes les consignes de type DANGER et ATTENTION du présent document avant d'exécuter
les instructions.
Lesen Sie unbedingt alle Hinweise vom Typ "ACHTUNG" oder "VORSICHT" in dieser Dokumentation, bevor
Sie irgendwelche Vorgänge durchführen
Leggere le istruzioni introdotte da ATTENZIONE e PERICOLO presenti nel manuale prima di eseguire una
qualsiasi delle istruzioni
Certifique-se de ler todas as instruções de cuidado e perigo neste manual antes de executar qualquer
uma das instruções
Es importante que lea todas las declaraciones de precaución y de peligro de este manual antes de seguir
las instrucciones.
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