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Lenovo 926503U User Manual - Page 40

Removing, cover

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Removing the cover Important Read "Important safety information" on page v"Important safety information" on page v and "Handling static-sensitive devices" on page 16 before removing the computer cover. To remove the computer cover: 1. Remove any media (diskettes, CDs, or tapes) from the drives, shut down your operating system, and turn off all attached devices and the computer. 2. Unplug all power cords from electrical outlets. 3. Disconnect all cables attached to the computer. This includes power cords, input/output (I/O) cables, and any other cables that are connected to the computer. 4. Remove any locking devices that secure the computer cover. 5. If the cover is secured by thumbscrews, remove them. 6. Press the cover-release button on the side of the cover and slide the computer cover to the rear to remove. 20 User Guide

Section	Page
Contents	5
Important safety information	7
Conditions that require immediate action	7
General safety guidelines	8
Service and upgrades	8
Static electricity prevention	9
Power cords and power adapters	9
Voltage-selection switch	10
Extension cords and related devices	11
Plugs and outlets	11
External devices	11
Batteries	11
Heat and product ventilation	12
Operating environment	13
Electrical current safety information	13
Lithium battery notice	14
Modem safety information	14
Laser compliance statement	15
Power supply statement	15
Products with television tuner options installed	15
Note to CATV system installer	16
Example of antenna grounding	16
Data safety	17
Cleaning and maintenance	17
Using headphones or earphones	17
Additional safety information	18
Introduction	19
Chapter 1. Arranging your workspace	21
Comfort	21
Glare and lighting	22
Air circulation	22
Electrical outlets and cable lengths	22
Chapter 2. Setting up your computer	23
Connecting your computer	23
Turning on power	28
Finishing the software installation	28
Completing important tasks	29
Updating your operating system	29
Installing other operating systems	29
Updating your antivirus software	29
Shutting down the computer	29
Chapter 3. Installing options	31
Features	31
Specifications	34
Available options	35
Tools required	35
Handling static-sensitive devices	36
Installing external options	36
Locating the connectors on the front of your computer	37
Locating the connectors on the rear of your computer	38
Obtaining device drivers	39
Removing the cover	40
Locating components	41
Identifying parts on the system board	42
Installing memory	45
Installing adapters	46
Installing internal drives	48
Drive specifications	48
Installing a drive in bay 1 or bay 2	50
Connecting drives	52
Connecting the first optical drive	52
Connecting an additional optical drive, or parallel ATA hard disk drive	52
Connecting a serial ATA hard disk drive	53
Installing security features	53
Integrated cable lock	54
Padlock	55
Password protection	55
Changing the battery	55
Erasing a lost or forgotten password (clearing CMOS)	56
Replacing the cover and connecting the cables	57
Chapter 4. Recovering software	59
Creating and using the Product Recovery disc	59
Performing backup and recovery operations	60
Using the Rescue and Recovery workspace	61
Creating and using rescue media	62
Creating and using a Recovery Repair diskette	63
Recovering or installing device drivers	64
Setting a rescue device in the startup sequence	65
Solving recovery problems	65
Chapter 5. Using the Setup Utility	67
Starting the Setup Utility program	67
Viewing and changing settings	67
Using passwords	67
Password considerations	67
User Password	68
Administrator Password	68
Setting, changing, and deleting a password	68
Using Security Profile by Device	68
Selecting a startup device	69
Selecting a temporary startup device	69
Changing the startup device sequence	69
Advanced settings	70
Exiting from the Setup Utility program	70
Chapter 6. Updating system programs	71
Using system programs	71
Updating (flashing) BIOS from a diskette	71
Chapter 7. Troubleshooting and diagnostics	73
Basic troubleshooting	73
Diagnostic programs	74
PC-Doctor for Windows	75
PC-Doctor for DOS	75
Creating a diagnostic CD image	75
Creating diagnostic diskettes	75
Running diagnostics from the CD or diskettes	76
Running diagnostics from the Rescue and Recovery workspace	76
PC-Doctor for Windows PE	77
Running diagnostics from the Rescue and Recovery workspace	77
Cleaning the mouse	77
Optical mouse	77
Non-optical mouse	77
Chapter 8. Getting information, help, and service	79
Information resources	79
Online Books folder	79
ThinkVantage Productivity Center	79
Access Help	80
Safety and warranty	80
www.lenovo.com	80
Help and service	80
Using the documentation and diagnostic programs	81
Calling for service	81
Using other services	82
Purchasing additional services	82
Appendix A. Manual modem commands	83
Basic AT commands	83
Extended AT commands	85
MNP/V.42/V.42bis/V.44 commands	86
Fax Class 1 commands	87
Fax Class 2 commands	87
Voice commands	88
Appendix B. Notices	91
Television output notice	92
Trademarks	92

Match case Limit results 1 per page

Removing

the

cover

Important

Read

“Important

safety

information”

page

v“Important

safety

information”

page

and

“Handling

static-sensitive

devices”

page

before

removing

the

computer

cover.

remove

the

computer

cover:

Remove

any

media

(diskettes,

CDs,

tapes)

from

the

drives,

shut

down

your

operating

system,

and

turn

off

all

attached

devices

and

the

computer.

Unplug

all

power

cords

from

electrical

outlets.

Disconnect

all

cables

attached

the

computer.

This

includes

power

cords,

input/output

(I/O)

cables,

and

any

other

cables

that

are

connected

the

computer.

Remove

any

locking

devices

that

secure

the

computer

cover.

the

cover

secured

thumbscrews,

remove

them.

Press

the

cover-release

button

the

side

the

cover

and

slide

the

computer

cover

the

rear

remove.

User

Guide