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Lenovo
Laptop
Edge series laptop (thinkpad)
E450 (ThinkPad) - Type 20DD
E450 (ThinkPad) - Type 20DD
(English) User Guide - ThinkPad E450, E455, E450c
7 Read this first
8 Important safety information
9 Conditions that require immediate action
9 Service and upgrades
10 Power cords and power adapters
11 Extension cords and related devices
11 Plugs and outlets
11 Power supply statement
12 External devices
12 General battery notice
12 Notice for built-in rechargeable battery
13 Notice for non-rechargeable coin-cell battery
13 Heat and product ventilation
14 Electrical current safety information
15 Liquid crystal display (LCD) notice
15 Using headphones or earphones
15 Additional safety information
17 Chapter 1. Product overview
17 Locating computer controls, connectors, and indicators
17 Front view
19 Right-side view
20 Left-side view
22 Bottom view
22 Status indicators
24 Locating important product information
24 Machine type and model information
24 FCC ID and IC Certification information
25 Labels for the Windows operating systems
25 Computer features
26 Computer specifications
27 Operating environment
27 Lenovo programs
28 Accessing Lenovo programs
28 An introduction to Lenovo programs
31 Chapter 2. Using your computer
31 Registering your computer
31 Frequently asked questions
33 Getting help about the Windows operating system
33 Special keys
34 Function keys and key combinations
35 Windows key
35 ThinkPad pointing device
35 Using the ThinkPad pointing device
41 Trackpad touch gestures
42 Customizing the ThinkPad pointing device
42 Replacing the cap of the TrackPoint pointing stick
43 Power management
43 Using the ac power
44 Checking the battery status
44 Charging the battery
44 Maximizing the battery life
45 Managing the battery power
45 Power-saving modes
46 Handling the battery
47 Connecting to the network
47 Ethernet connections
47 Wireless connections
50 Using an external display
50 Connecting an external display
51 Choosing a display mode
51 Changing display settings
51 Using audio features
52 Using the camera
53 Using a flash media card
55 Chapter 3. Enhancing your computer
55 Finding ThinkPad options
55 ThinkPad OneLink Dock
56 ThinkPad OneLink Pro Dock
59 Chapter 4. You and your computer
59 Accessibility and comfort
59 Ergonomic information
60 Comfort
60 Accessibility information
63 Traveling with your computer
63 Travel tips
63 Travel accessories
65 Chapter 5. Security
65 Attaching a mechanical lock
65 Using passwords
65 Typing passwords
65 Power-on password
66 Supervisor password
68 Hard disk passwords
70 Hard disk security
70 Using the fingerprint reader
73 Notice on deleting data from your hard disk drive, hybrid drive, or solid-state drive
73 Using firewalls
73 Protecting data against viruses
75 Chapter 6. Advanced configuration
75 Installing a new operating system
75 Installing the Windows 7 operating system
76 Installing the Windows 8.1 or Windows 10 operating system
77 Installing device drivers
77 Using the ThinkPad Setup program
78 Main menu
78 Config menu
82 Date and Time menu
82 Security menu
88 Startup menu
89 Restart menu
89 Updating your system UEFI BIOS
91 Chapter 7. Preventing problems
91 General tips for preventing problems
92 Making sure device drivers are current
93 Taking care of your computer
94 Cleaning the cover of your computer
97 Chapter 8. Troubleshooting computer problems
97 Diagnosing problems
97 Troubleshooting
97 Computer stops responding
98 Spills on the keyboard
98 Error messages
100 Errors without messages
101 Beep errors
102 Memory module problems
102 Networking problems
104 Problems with the keyboard and other pointing devices
105 Problems with the display and multimedia devices
110 Fingerprint reader problems
110 Battery and power problems
113 Problems with drives and other storage devices
114 A software problem
114 Problems with ports and connectors
115 Chapter 9. Recovery overview
115 Recovery overview for the Windows 7 operating system
115 Creating and using a recovery media
116 Performing backup and recovery operations
117 Using the Rescue and Recovery workspace
118 Creating and using a rescue medium
119 Reinstalling preinstalled programs and device drivers
120 Solving recovery problems
120 Recovery overview for the Windows 8.1 operating systems
120 Refreshing your computer
121 Resetting your computer to the factory default settings
121 Using the advanced startup options
121 Recovering your operating system if Windows 8.1 fails to start
121 Creating and using recovery media
123 Recovery overview for the Windows 10 operating system
123 Resetting your computer
123 Using advanced startup options
123 Recovering your operating system if Windows 10 fails to start
123 Creating and using a recovery USB drive
125 Chapter 10. Replacing devices
125 Static electricity prevention
125 Replacing the coin-cell battery
128 Replacing the storage drive
132 Replacing the memory module
135 Replacing the keyboard
143 Chapter 11. Getting support
143 Before you contact Lenovo
143 Getting help and service
144 Using diagnostic programs
144 Lenovo Support Web site
144 Calling Lenovo
145 Purchasing additional services
147 Appendix A. Regulatory information
147 Location of the UltraConnect wireless antennas
147 Wireless related information
148 Wireless-radio compliance information
149 Locating wireless regulatory notices
149 Certification related information
149 Export classification notice
149 Electronic emission notices
149 Federal Communications Commission Declaration of Conformity
150 Industry Canada Class B emission compliance statement
150 European Union - Compliance to the Electromagnetic Compatibility Directive
150 German Class B compliance statement
151 Korea Class B compliance statement
151 Japan VCCI Class B compliance statement
151 Japan compliance statement for products which connect to the power mains with rated current less than or equal to 20 A per phase
151 Japan notice for ac power cord
152 Lenovo product service information for Taiwan
152 Eurasian compliance mark
152 Brazil audio notice
153 Appendix B. WEEE and recycling information
153 Important WEEE information
153 Japan recycling statements
154 Recycling information for Brazil
155 Battery recycling information for the European Union
156 Battery recycling information for Taiwan
156 Battery recycling information for the United States and Canada
156 Recycling information for China
157 Appendix C. Restriction of Hazardous Substances Directive (RoHS)
157 European Union RoHS
157 Turkish RoHS
157 Ukraine RoHS
157 India RoHS
158 China RoHS
159 Appendix D. ENERGY STAR model information
161 Appendix E. Notices
162 Trademarks