Lenovo 3421 Manuel D’Utilisation

Lenovo

Index

A

a rescue medium, creating and using

Administrator, password

antivirus software

audio line-in connector

audio line-out connector

audio subsystem

B

backup and recovery operations

basic troubleshooting

battery, replacing

boot-block recovery

C

cable lock, security

startup device sequence

cleaning an optical mouse

components, internal

computer cover, reinstalling

considerations, passwords

and using a rescue medium

creating and using

completing the installation

customer support center

D

deleting a password

devices, handling static-sensitive

diagnostics programs, using

diagnostics, troubleshooting

DisplayPort connector

documentation, using

drivers, device

E

environment, operating

Ethernet connector

exiting, Setup Utility

external options, installing

F

failure, recovering from POST/BIOS

flashing the BIOS

folder, books online

front audio and USB assembly, replacing

front bezel, removing

front bezel, reinstalling

front connectors

front fan assembly, replacing

G

H

hard disk drive, replacing

heat sink and fan assembly, replacing

I

important safety information

important safety

Input/Output (I/O) features

installing options

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