Lenovo ThinkCentre Edge 72 Hardware Maintenance Manual (HMM) for ThinkCentre E - Page 5
About this manual, Important safety information
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Chapter 1. About this manual This manual provides service and reference information for ThinkCentre® computers listed on the front cover. This manual is intended only for trained service personnel who are familiar with Lenovo® computer products. Before servicing a Lenovo computer product, be sure to read Chapter 2 "Safety information" on page 3. Chapter 7 "Symptom-to-FRU index" on page 61 and Chapter 11 "Additional service information" on page 157 are not specific to any machine type. These chapters are applicable to all ThinkCentre computers. For major FRU locations and Customer Replaceable Unit (CRU) identification, see Chapter 8 "Locations" on page 67. For FRU replacement instructions, see Chapter 9 "Replacing FRUs (Machine Types: 3484, 3485, and 3492)" on page 81 and Chapter 10 "Replacing FRUs (Machine Types: 3493, 3496, and 3497)" on page 115. For FRU part numbers, go to: http:/www.lenovo.com/serviceparts-lookup Important safety information Be sure to read all caution and danger statements in this manual 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 2012 1