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Lenovo ThinkPad T420 (English) User Guide - Page 20

Front view, Computer display, Power switch - wireless switch

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Front view Figure 1. ThinkPad T420/T420i front view 1 Computer display 3 Fingerprint reader 5 TrackPoint pointing stick 7 System and power-status indicators 9 Built-in microphone (left) 11 ThinkLight 13 UltraConnect wireless antennas (right) 15 Forward and Back keys 17 Touch pad 19 Fn key 21 Built-in stereo speaker (left) 2 Power switch 4 TrackPoint buttons 6 ThinkVantage button 8 UltraConnect wireless antennas (left) 10 Integrated camera 12 Built-in microphone (right) 14 Built-in stereo speaker (left) 16 Bluetooth antenna 18 Touch pad buttons 20 CapsLock key indicator 22 Volume control buttons 1 Computer display The high-resolution, thin-film transistor (TFT) display provides clear and brilliant text and graphics. For details, refer to the instructions in "Changing display settings" on page 69. 2 Power switch Use the power switch to turn on the computer. To turn off your computer, use the Start menu shutdown options. If you cannot turn off the computer by this method, press and hold the power switch for 2 seconds. 2 User Guide

Section	Page
Read this first	7
Important safety information	8
Conditions that require immediate action	9
Safety guidelines	9
Chapter 1. Product Overview	19
Locating computer controls, connectors, and indicators	19
Front view	20
Right-side view	23
Left-side view	25
Bottom view	26
Rear view	28
Status indicators	29
Locating important product information	31
Machine type and model label	31
FCC ID and IC Certification number label	32
Certificate of Authenticity label	33
Features	34
Specifications	35
Operating environment	36
ThinkVantage Technologies and software	36
Accessing applications in Windows 7	37
Access Connections	38
Active Protection System	39
Client Security Solution	39
Fingerprint Software	39
Lenovo Solution Center	40
Lenovo ThinkVantage Tools	40
Lenovo ThinkVantage Toolbox	40
Message Center Plus	40
Password Manager	41
Power Manager	41
Presentation Director	41
Product Recovery	41
Rescue and Recovery	41
SimpleTap	42
System Update	42
ThinkVantage GPS	42
ThinkVantage Productivity Center	42
Chapter 2. Using your computer	43
Register your computer	43
Frequently asked questions	43
Special keys and buttons	45
ThinkVantage button	45
Numeric keypad	45
Function key combinations	46
Volume and mute buttons	50
Windows key and Application key	51
Using the UltraNav pointing device	52
Using the TrackPoint pointing device	52
Using the touch pad	54
Behavior of the UltraNav and an external mouse	55
Adding the UltraNav icon to the system tray	55
Power management	56
Checking battery status	56
Using the ac power adapter	56
Charging the battery	57
Maximizing battery life	57
Managing your battery power	57
Power-saving modes	57
Handling the battery	59
Connecting to the network	60
Ethernet connections	60
Wireless connections	61
Using the built-in modem	68
Using a projector or external display	87
Changing display settings	87
Connecting a projector or external display	88
Setting up a presentation	92
Using dual displays	93
Using the NVIDIA Optimus Graphics feature	94
Using audio features	95
Using an integrated camera	96
Using the ThinkLight feature	96
Using the optical drive	97
Using the media card reader	97
Inserting an ExpressCard, a flash media card, or a smart card	97
Removing an ExpressCard, a flash media card or a smart card	98
Chapter 3. You and your computer	101
Accessibility and comfort	101
Ergonomic information	101
Adjusting your computer to fit you	102
Accessibility information	103
FullScreen Magnifier function	103
Traveling with your computer	104
Travel tips	104
Travel accessories	104
Chapter 4. Security	107
Attaching a mechanical lock	107
Using passwords	107
Passwords and sleep (standby) mode	108
Typing passwords	108
Power-on password	108
Hard disk passwords	109
Supervisor password	111
Hard disk security	113
Setting the security chip	114
Using a fingerprint reader	115
Notice on deleting data from your hard disk drive or solid state	118
Using and understanding firewalls	118
Protecting data against viruses	119
Chapter 5. Recovery overview	121
Creating and using recovery media	121
Creating recovery media	122
Using recovery media	122
Performing backup and recovery operations	123
Performing a backup operation	123
Performing a recovery operation	123
Using the Rescue and Recovery workspace	124
Creating and using a rescue medium	125
Creating a rescue medium	125
Using a rescue medium	125
Reinstalling preinstalled applications and device drivers	126
Solving recovery problems	127
Chapter 6. Replacing devices	129
Static electricity prevention	129
Replacing the battery	129
Replacing the hard disk drive	133
Replacing the keyboard	137
Replacing memory	141
Installing and replacing the mSATA solid state drive	145
Installing and replacing a PCI Express Mini Card for wireless LA	148
Installing and replacing the PCI Express Mini Card for wireless	155
Replacing the SIM card	160
Replacing the solid state drive	161
Chapter 7. Enhancing your computer	167
Finding ThinkPad options	167
Using the serial Ultrabay enhanced	167
Replacing the device	167
Performing a hot swap	168
Performing a warm swap	169
Inserting the hard disk drive into the adapter	171
Inserting the hard disk drive adapter into the bay	173
ThinkPad Port Replicator Series 3, ThinkPad Mini Dock Series 3,	174
Front view	174
Rear view	177
Attaching a ThinkPad Port Replicator Series 3, ThinkPad Mini Doc	180
Detaching a ThinkPad Port Replicator Series 3, ThinkPad Mini Doc	182
Security feature	184
Using the system lock key	186
Chapter 8. Advanced configuration	187
Installing a new operating system	187
Before you begin	187
Installing Windows 7	188
Installing Windows Vista	189
Installing Windows XP	190
Installing device drivers	193
Installing the driver for the 4-in-1 Media Card Reader	193
Installing ThinkPad Monitor File for Windows 2000/XP/Vista/7	193
ThinkPad Setup	195
Config menu	195
Date and time menu	196
Security menu	196
Startup menu	197
Restart menu	199
ThinkPad Setup items	199
Updating your system UEFI BIOS	209
Using system management	210
System management	210
Setting management features	211
Chapter 9. Preventing problems	213
General tips for preventing problems	213
Making sure device drivers are current	214
Getting the latest drivers from the Web site	214
Getting the latest drivers using System Update	214
Taking care of your computer	214
Cleaning the cover of your computer	217
Chapter 10. Troubleshooting computer problems	219
Diagnosing problems	219
Troubleshooting	220
Computer stops responding	220
Spills on the keyboard	221
Error messages	221
Errors without messages	223
Beep errors	224
Memory problems	225
Modem and networking	225
Keyboard and other pointing devices	232
Display and multimedia devices	233
Fingerprint reader problems	243
Battery and power	243
Drives and other storage devices	247
Software problems	249
Ports and connectors	249
Universal Serial Bus problems	250
A docking station or port replicator problem	250
Chapter 11. Getting support	251
Before you contact Lenovo	251
Register your computer	251
Download system updates	251
Record information	251
Getting help and service	252
Using diagnostic programs	252
Lenovo Support Web site	252
Calling Lenovo	252
Purchasing additional services	253
Appendix A. Regulatory information	255
Wireless related information	255
Location of the UltraConnect wireless antennas	256
Locating wireless regulatory notices	258
Export classification notice	259
Electronic emission notices	259
Federal Communications Commission Declaration of Conformity	259
Industry Canada Class B emission compliance statement	259
European Union - Compliance to the Electromagnetic Compatibility	259
German Class B compliance statement	260
Korea Class B compliance statement	260
Japanese VCCI Class B statement	261
Japan compliance statement for products which connect to the pow	261
Lenovo product service information for Taiwan	261
Additional regulatory information	261
Appendix B. WEEE and recycling statements	263
Important WEEE Information	263
Battery recycling information for Japan	263
Battery recycling information for Brazil	264
Battery recycling information for Taiwan	264
Battery recycling information for European Union	265
Battery recycling information for United States and Canada	265
Appendix C. Notices	267
Trademarks	268
Appendix D. Restriction of Hazardous Substances Directive (RoHS)	269
China RoHS	269
Turkish RoHS	269
Ukraine RoHS	269