Lenovo 5248 用户手册

Lenovo

Index

A

a rescue medium, creating and using

Administrator password

ambient light sensor, replacing

antivirus software

audio subsystem

B

backup and recovery operations

basic troubleshooting

battery, replacing

Bluetooth module, replacing

boot-block recovery

C

card reader, replacing

startup device sequence

cleaning an optical mouse

computer cover, reinstalling

computer lift stand

considerations, password

and using a rescue medium

creating and using

completing the installation

Customer Support Center

D

diagnostic programs, troubleshooting

diagnostics programs, using

DisplayPort out connector

documentation, using

drivers, device

E

environment, operating

Ethernet connector

exiting, Setup Utility program

ExpressCard, replacing

external options, installing

F

flashing the BIOS

G

H

hard disk drive, replacing

heat sink, replacing

I

important safety information

important safety

Input/Output (I/O) features

installing options

security features

integrated cable lock, security

integrated camera with microphone, replacing

internal drives

internal speakers, replacing

K

keyboard connector

keyboard, replacing

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