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Lenovo ThinkCentre M52 User Manual - Page 48

Password, Reset, Service

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4. Select Password Reset Service and select the desired setting. Read the information displayed on the right side of the screen. 32 User Guide

Section	Page
Contents	5
Important safety information	7
Conditions that require immediate action	7
General safety guidelines	8
Service	8
Power cords and power adapters	9
Extension cords and related devices	10
Plugs and outlets	10
Batteries	10
Heat and product ventilation	11
CD and DVD drive safety	11
Additional safety information	12
Lithium battery notice	12
Modem safety information	13
Laser compliance statement	13
Power supply statement	14
Overview	15
Information resources	15
Chapter 1. Installing options	17
Features	17
Specifications	20
Available options	21
Tools required	21
Handling static-sensitive devices	22
Installing external options	22
Locating the connectors on the front of your computer	23
Locating the connectors on the rear of your computer	24
Obtaining device drivers	25
Removing the cover	26
Pivoting or removing the optional hard disk drive mounting bracket	27
Locating components	29
Identifying parts on the system board	30
Installing memory	31
Installing adapters	32
Installing internal drives	33
Drive specifications	33
Installing a drive in bay 1 or bay 2	35
Connecting drives	37
Connecting the first optical drive	37
Connecting an additional optical drive, or parallel ATA hard disk drive	37
Connecting a serial ATA hard disk drive	38
Installing security features	38
Identifying security locks	39
Padlock	40
Integrated cable lock	41
Password protection	41
Changing the battery	41
Erasing a lost or forgotten password (clearing CMOS)	42
Replacing the cover and connecting the cables	43
Chapter 2. Using the Setup Utility program	45
Starting the Setup Utility program	45
Viewing and changing settings	45
Using passwords	45
Password considerations	45
User Password	46
Administrator Password	46
IDE Drive User Password	47
IDE Drive Master Password	47
Setting, changing, and deleting a password	47
Resetting the hard disk drive and power-on password	47
Using Security Profile by Device	49
Selecting a startup device	49
Selecting a temporary startup device	49
Changing the startup sequence	49
Exiting from the Setup Utility program	50
Advanced settings	50
Appendix A. Updating system programs	51
System programs	51
Updating (flashing) BIOS from a diskette or CD-ROM	51
Updating (flashing) BIOS from your operating system	52
Recovering from a POST/BIOS update failure	52
Appendix B. Cleaning the mouse	53
Cleaning an optical mouse	53
Cleaning a mouse with a ball	53
Appendix C. Manual modem commands	55
Basic AT commands	55
Extended AT commands	57
MNP/V.42/V.42bis/V.44 commands	58
Fax Class 1 commands	59
Fax Class 2 commands	59
Voice commands	60
Appendix D. Notices	63
Television output notice	64
Trademarks	64

Match case Limit results 1 per page

Select

Password

Reset

Service

and

select

the

desired

setting.

Read

the

information

displayed

the

right

side

the

screen.

User

Guide