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Locating parts on the system board

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Locating parts on the system board Figure 4 "System board part locations" on page 13 shows the locations of the parts on the system board. Figure 4. System board part locations 1 4-pin power connector 2 Microprocessor 3 Microprocessor fan connector 4 Memory slot 1 (DIMM1) 5 Memory slot 2 (DIMM2) 6 Thermal sensor connector 7 24-pin power connector 8 Power fan connector 9 SATA connectors (3) 10 Front panel connector (for connecting LED indicators and the power switch) 11 Front USB connector 1 (for connecting USB ports 1 and 2 on the front bezel) 12 Clear CMOS (Complementary Metal Oxide Semiconductor) /Recovery jumper 13 Front USB connector 2 (for connecting an additional USB device) 14 Front USB connector 3 (for connecting an additional USB device) 15 Battery 16 Serial (COM2) connector 17 Front audio connector 18 Internal speaker connector 19 PCI Express x1 card slots (2) 20 PCI Express x16 graphics card slot 21 System fan connector Chapter 1. Product overview 13

Section	Page
Important safety information	7
Service and upgrades	7
Static electricity prevention	7
Power cords and power adapters	8
Extension cords and related devices	8
Plugs and outlets	9
External devices	9
Heat and product ventilation	9
Operating environment	10
Modem safety information	10
Laser compliance statement	11
Power supply statement	11
Cleaning and maintenance	11
Chapter 1. Product overview	13
Features	13
Specifications	17
Lenovo programs	17
Accessing Lenovo programs on the Windows 7 operating system	17
Accessing Lenovo programs on the Windows 8 operating system	19
An introduction to Lenovo programs	19
Locations	21
Locating connectors, controls, and indicators on the front of your computer	22
Locating connectors on the rear of your computer	23
Locating components	24
Locating parts on the system board	25
Locating internal drives	26
Machine type and model label	27
Chapter 2. Using your computer	29
Frequently asked questions	29
Accessing Control Panel on the Windows 8 operating system	29
Using the keyboard	30
Using Windows shortcut keys	30
Using the blue ThinkVantage button	30
Using a fingerprint reader	30
Using the wheel mouse	31
Adjusting audio	31
About your computer audio	31
Setting the volume from the desktop	31
Setting the volume from Control Panel	32
Using CDs and DVDs	32
Handling and storing CD and DVD media	32
Playing a CD or DVD	33
Recording a CD or DVD	33
Chapter 3. You and your computer	35
Accessibility and comfort	35
Arranging your workspace	35
Comfort	35
Glare and lighting	36
Air circulation	36
Electrical outlets and cable lengths	36
Registering your computer	37
Moving your computer to another country or region	37
Voltage-selection switch	37
Replacement power cords	38
Chapter 4. Security	39
Security features	39
Locking the computer cover	40
Attaching an integrated cable lock	41
Using passwords	41
BIOS passwords	41
Windows passwords	42
Configuring the fingerprint reader	42
Using and understanding firewalls	42
Protecting data against viruses	42
Chapter 5. Installing or replacing hardware	45
Handling static-sensitive devices	45
Installing or replacing hardware	45
Installing external options	45
Removing the computer cover	46
Removing and reinstalling the front bezel	47
Installing or replacing a PCI card	48
Installing or replacing a memory module	51
Replacing the battery	53
Replacing the primary hard disk drive	54
Replacing the optical drive	56
Replacing the power supply assembly	59
Replacing the heat sink and fan assembly	60
Replacing the microprocessor	62
Replacing the front audio and USB assembly	65
Replacing the keyboard or mouse	66
Completing the parts replacement	66
Chapter 6. Recovery information	69
Recovery information for the Windows 7 operating system	69
Creating and using recovery media	69
Performing backup and recovery operations	70
Using the Rescue and Recovery workspace	71
Creating and using a rescue medium	72
Reinstalling preinstalled applications and device drivers	73
Reinstalling software programs	74
Reinstalling device drivers	74
Solving recovery problems	74
Recovery information for the Windows 8 operating system	75
Chapter 7. Using the Setup Utility program	77
Starting the Setup Utility program	77
Viewing and changing settings	77
Using passwords	77
Password considerations	78
Power-On Password	78
Administrator Password	78
Hard Disk Password	78
Setting, changing, and deleting a password	78
Erasing lost or forgotten passwords (clearing CMOS)	79
Enabling or disabling a device	79
Selecting a startup device	80
Selecting a temporary startup device	80
Selecting or changing the startup device sequence	80
Enabling ErP compliance mode	80
Exiting the Setup Utility program	81
Chapter 8. Updating system programs	83
Using system programs	83
Updating (flashing) the BIOS from a disc	83
Updating (flashing) the BIOS from your operating system	84
Recovering from a POST/BIOS update failure	84
Chapter 9. Preventing problems	85
Keeping your computer current	85
Getting the latest device drivers for your computer	85
Updating your operating system	85
Using System Update	86
Cleaning and maintenance	86
Basics	86
Cleaning your computer	87
Good maintenance practices	88
Moving your computer	88
Chapter 10. Troubleshooting and diagnostics	91
Basic troubleshooting	91
Troubleshooting procedure	92
Troubleshooting	92
Audio problems	93
CD problems	94
DVD problems	95
Intermittent problems	97
Keyboard, mouse, or pointing device problems	97
Monitor problems	99
Networking problems	101
Option problems	103
Performance and lockup problems	104
Printer problems	106
Serial port problems	106
Software problems	107
USB problems	108
Diagnostic programs	108
Lenovo Solution Center	108
Lenovo ThinkVantage Toolbox	109
PC-Doctor for DOS	109
Chapter 11. Getting information, help, and service	111
Information resources	111
Lenovo ThinkVantage Tools	111
Lenovo Welcome	111
Help and Support	111
Safety and Warranty	111
Lenovo Web site	111
Lenovo Support Web site	112
Help and service	112
Using the documentation and diagnostic programs	112
Calling for service	112
Using other services	113
Purchasing additional services	113
Appendix A. Notices	115
Trademarks	116
Appendix B. Regulatory information	117
Export classification notice	117
Television output notice	117
Electronic emissions notices	117
Federal Communications Commission Declaration of Conformity	117
Additional regulatory information	119
Appendix C. WEEE and recycling information	121
Important WEEE information	121
Recycling information	121
Recycling information for Brazil	122
Battery recycling information for Taiwan	122
Battery recycling information for the European Union	123
Appendix D. Restriction of Hazardous Substances Directive (RoHS)	125
China RoHS	125
Turkish RoHS	125
Ukraine RoHS	125
India RoHS	126