Lenovo 4285 Personal Computer User Manual


 
Contents
Important safety information . . . . . . v
Chapter 1. Product overview . . . . . . 1
Features . . . . . . . . . . . . . . . . . . 1
Single-touch and multi-touch feature . . . . . 3
Specications . . . . . . . . . . . . . . . . 4
Software overview . . . . . . . . . . . . . . 6
Software provided with your Windows
operating system . . . . . . . . . . . . . 6
Locating computer controls, connectors, and
parts . . . . . . . . . . . . . . . . . . . 7
Front view. . . . . . . . . . . . . . . . 8
Rear view . . . . . . . . . . . . . . . . 9
Component locations . . . . . . . . . . 11
System board part and connector locations . 12
Chapter 2. Installing or replacing
hardware . . . . . . . . . . . . . . . 15
Installing or replacing hardware . . . . . . . . 15
Installing external options . . . . . . . . 15
Installing a computer wall mount. . . . . . 15
Removing the computer cover. . . . . . . 15
Removing or reinstalling the frame stand . . 16
Removing or reinstalling the lift stand . . . . 17
Removing or reinstalling the rear I/O assembly
cover . . . . . . . . . . . . . . . . 19
Removing or reinstalling the VESA frame
cover . . . . . . . . . . . . . . . . 20
Removing or reinstalling the VESA frame . . 21
Installing or replacing a memory module. . . 22
Replacing the battery . . . . . . . . . . 24
Replacing the hard disk drive . . . . . . . 25
Replacing the optical drive . . . . . . . . 28
Replacing the heat sink . . . . . . . . . 29
Replacing the microprocessor. . . . . . . 32
Replacing the WI-FI card . . . . . . . . . 34
Replacing the Bluetooth module . . . . . . 35
Replacing the multi-touch board . . . . . . 36
Replacing the ambient light sensor . . . . . 37
Replacing the ExpressCard . . . . . . . . 39
Replacing the internal speakers . . . . . . 40
Replacing the integrated camera with
microphone . . . . . . . . . . . . . . 41
Replacing the microprocessor fan assembly . 42
Replacing the card reader . . . . . . . . 44
Replacing the rear I/O assembly . . . . . . 45
Replacing the right I/O assembly. . . . . . 46
Replacing the power supply . . . . . . . 47
Replacing the keyboard . . . . . . . . . 49
Replacing the mouse . . . . . . . . . . 50
Completing the parts replacement . . . . . 52
Obtaining device drivers . . . . . . . . . . . 53
Basic security features . . . . . . . . . . . 53
Integrated cable lock . . . . . . . . . . 53
Password protection . . . . . . . . . . 54
Erasing lost or forgotten passwords (clearing
CMOS) . . . . . . . . . . . . . . . . 54
Chapter 3. Recovery information. . . 57
Creating and using recovery media . . . . . . 57
Creating recovery media . . . . . . . . . 57
Using recovery media . . . . . . . . . . 57
Performing backup and recovery operations . . . 58
Performing a backup operation . . . . . . 58
Performing a recovery operation . . . . . . 59
Using the Rescue and Recovery workspace . . . 59
Creating and using a rescue medium . . . . . . 60
Creating a rescue medium . . . . . . . . 60
Using a rescue medium . . . . . . . . . 61
Installing or reinstalling device drivers . . . . . 61
Solving recovery problems . . . . . . . . . . 62
Chapter 4. Using the Setup Utility
program . . . . . . . . . . . . . . . . 63
Starting the Setup Utility program . . . . . . . 63
Viewing or changing settings . . . . . . . . . 63
Using passwords. . . . . . . . . . . . . . 63
Password considerations. . . . . . . . . 64
Administrator password . . . . . . . . . 64
Power-on password. . . . . . . . . . . 64
Hard disk drive password . . . . . . . . 64
Setting, changing, or deleting a password . . 64
Enabling or disabling a device . . . . . . . . 65
Selecting a startup device . . . . . . . . . . 65
Selecting a temporary startup device . . . . 65
Viewing or changing the startup device
sequence . . . . . . . . . . . . . . . 65
Exiting the Setup Utility program . . . . . . . 66
Chapter 5. Updating system
programs . . . . . . . . . . . . . . . 67
Using system programs . . . . . . . . . . . 67
Updating (ashing) the BIOS from a disc . . . . 67
Updating (ashing) the BIOS from your operating
system. . . . . . . . . . . . . . . . . . 68
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