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.

© Copyright Lenovo 2013, 2014

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Lenovo 10BL, E73Z About this manual, Important safety information