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Lenovo ThinkCentre E51 User Manual - Page 37

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Page 37 highlights

4. Remove the front bezel by removing the two screws and releasing the six plastic tabs inside the chassis and then completely remove the bezel. Chapter 1. Installing options 21

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	26
Removing the cover	26
Locating components	27
Identifying parts on the system board	27
Installing memory	31
Installing adapters	33
Installing internal drives	34
Drive specifications	35
Installing a drive	36
Connecting the first CD drive or DVD drive	40
Connecting an additional CD drive, DVD drive, or parallel ATA hard disk drive	40
Connecting a serial ATA hard disk drive	40
Installing security features	41
Padlock loop	42
Password protection	42
Changing the battery	42
Erasing a lost or forgotten password (clearing CMOS)	44
Replacing the cover and connecting the cables	45
Chapter 2. Using the Setup Utility program	47
Starting the Setup Utility program	47
Viewing and changing settings	47
Exiting from the Setup Utility program	47
Using passwords	47
User password	48
Setting, changing, or deleting a user password	48
Administrator password	48
Setting, changing, or deleting an administrator password	48
Selecting a startup device	49
Selecting a temporary startup device	49
Changing the startup sequence	49
Appendix A. Updating system programs	51
System programs	51
Updating (flashing) BIOS from a diskette	51
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

Remove

the

front

bezel

removing

the

two

screws

and

releasing

the

six

plastic

tabs

inside

the

chassis

and

then

completely

remove

the

bezel.

Chapter

Installing

options