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Lenovo 7518B1U User Manual - Page 22

Locating components, computer. To remove the computer cover

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Locating components Figure 3 "Component locations" on page 10 shows the locations of the various components in your computer. To remove the computer cover, see "Removing the computer cover" on page 32. Figure 3. Component locations 1 Heat sink and fan assembly 2 Memory modules 3 Optical drive 4 Front audio and USB assembly 5 Internal speaker (installed in some models) 6 PCI card (installed in some models) 7 Cover presence switch (also called intrusion switch) 8 Rear fan assembly 9 Power supply assembly 10 Microprocessor 10 ThinkCentre User Guide

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	16
Software overview	16
Software provided by Lenovo	16
Adobe Reader	19
Antivirus software	19
Locations	19
Locating connectors, controls, and indicators on the front of your computer	19
Locating connectors on the rear of your computer	20
Locating components	22
Locating parts on the system board	23
Locating internal drives	24
Machine type and model label	25
Chapter 2. Using your computer	27
Frequently asked questions	27
Using the keyboard	27
Using Windows shortcut keys	27
Using the blue ThinkVantage button	28
Using a fingerprint reader	28
Using the wheel mouse	28
Adjusting audio	29
About your computer audio	29
Setting the volume from the desktop	29
Setting the volume from Control Panel	29
Using CDs and DVDs	30
Handling and storing CD and DVD media	30
Playing a CD or DVD	30
Recording a CD or DVD	31
Chapter 3. You and your computer	33
Accessibility and comfort	33
Arranging your workspace	33
Comfort	33
Glare and lighting	34
Air circulation	34
Electrical outlets and cable lengths	34
Register your computer with Lenovo	35
Moving your computer to another country or region	35
Voltage-selection switch	35
Replacement power cords	35
Chapter 4. Security	37
Security features	37
Locking the computer cover	38
Attaching an integrated cable lock	39
Using passwords	39
BIOS passwords	39
Windows passwords	40
Setting up the integrated Security Chip	40
Setting the Security Chip	40
Using and understanding firewalls	41
Protecting data against viruses	41
Chapter 5. Installing or replacing hardware	43
Handling static-sensitive devices	43
Installing or replacing hardware	43
Installing external options	43
Removing the computer cover	44
Removing and reinstalling the front bezel	45
Installing or replacing a PCI card	45
Installing or replacing a memory module	48
Installing or replacing the optical drive	50
Installing or replacing the card reader	52
Replacing the battery	56
Replacing the power supply assembly	57
Replacing the heat sink and fan assembly	59
Replacing the microprocessor	61
Replacing the primary hard disk drive	64
Replacing the secondary hard disk drive	66
Replacing the front fan assembly	68
Replacing the rear fan assembly	69
Replacing the front audio and USB assembly	71
Replacing the internal speaker	72
Replacing the keyboard or mouse	74
Completing the parts replacement	75
Chapter 6. Recovery information	77
Creating and using recovery media	77
Creating recovery media	77
Using recovery media	78
Performing backup and recovery operations	78
Performing a backup operation	78
Performing a recovery operation	79
Using the Rescue and Recovery workspace	79
Creating and using a rescue medium	80
Creating a rescue medium	80
Using a rescue medium	81
Reinstalling preinstalled applications and device drivers	81
Reinstalling software programs	82
Reinstalling device drivers	83
Solving recovery problems	83
Chapter 7. Using the Setup Utility program	85
Starting the Setup Utility program	85
Viewing and changing settings	85
Using passwords	85
Password considerations	86
Power-On Password	86
Administrator Password	86
Hard Disk Password	86
Setting, changing, and deleting a password	86
Erasing lost or forgotten passwords (clearing CMOS)	87
Enabling or disabling a device	87
Selecting a startup device	87
Selecting a temporary startup device	88
Selecting or changing the startup device sequence	88
Enabling ErP compliance mode	88
Smart performance choices	89
Exiting the Setup Utility program	89
Chapter 8. Updating system programs	91
Using system programs	91
Updating (flashing) the BIOS from a disc	91
Updating (flashing) the BIOS from your operating system	92
Recovering from a POST/BIOS update failure	92
Chapter 9. Preventing problems	95
Keeping your computer current	95
Getting the latest device drivers for your computer	95
Updating your operating system	95
Using System Update	95
Cleaning and maintenance	96
Basics	96
Cleaning your computer	97
Good maintenance practices	98
Moving your computer	98
Chapter 10. Troubleshooting and diagnostics	101
Basic troubleshooting	101
Troubleshooting procedure	102
Troubleshooting	102
Audio problems	103
CD problems	104
DVD problems	105
Intermittent problems	107
Keyboard, mouse, or pointing device problems	107
Monitor problems	109
Networking problems	110
Option problems	113
Performance and lockup problems	114
Printer problems	116
Serial port problems	117
Software problems	117
USB problems	118
Diagnostic programs	118
Lenovo ThinkVantage Toolbox	119
PC-Doctor for DOS	119
Chapter 11. Getting information, help, and service	121
Information resources	121
Lenovo ThinkVantage Tools	121
ThinkVantage Productivity Center	121
Lenovo Welcome	121
Help and Support	121
Safety and Warranty	122
Lenovo Web site (http://www.lenovo.com)	122
Lenovo Support Web site	122
Help and service	122
Using the documentation and diagnostic programs	122
Calling for service	123
Using other services	123
Purchasing additional services	124
Appendix A. Notices	125
Trademarks	126
Appendix B. Regulatory information	127
Export classification notice	127
Television output notice	127
EU-EMC Directive (2004/108/EC) EN 55022 class B Statement of Compliance	127
Japanese VCCI Class B statement	128
Japan compliance statement for products which connect to the power mains with rated current less than or equal to 20 A per phase	128
Additional regulatory information	128
Appendix C. WEEE and recycling statements	129
Important information for the European Directive 2002/96/EC	129
Recycling information	132
Appendix D. Power cord notice	135