P72 User Guide Note: Before using this information and the product it supports, ensure that you read and understand the following: • Safety and Warranty Guide • Setup Guide • “Important safety information” on page iii Lenovo makes constant improvement on the documentation of your computer, including this User Guide. To get all the latest documents, go to: https://support.lenovo.com Depending on the version of operating systems, some user interface instructions might not be applicable to your computer. Second Edition (April 2019) © Copyright Lenovo 2019. LIMITED AND RESTRICTED RIGHTS NOTICE: If data or software is delivered pursuant to a General Services Administration “GSA” contract, use, reproduction, or disclosure is subject to restrictions set forth in Contract No. GS- 35F-05925. Contents Important safety information . iii Using the TrackPoint pointing device. 19 Read this first. iii Using the trackpad with buttons . 20 Important information about using your computer . iii Using the trackpad touch gestures . 20 Conditions that require immediate action . v Customizing the ThinkPad pointing device . 21 Service and upgrades . vi Replacing the cap on the pointing stick . 21 Power cords and power adapters . vii Power management . 22 Extension cords and related devices. vii Using the ac power adapter . 22 Plugs and outlets . viii Using the battery . 22 Power supply statement . viii Managing the battery power . 24 External devices . ix Power-saving modes . 24 General battery notice . ix Cabled Ethernet connections . 24 Notice for built-in rechargeable battery. ix Wireless connections . 25 Notice for non-rechargeable coin-cell battery . x Using the wireless-LAN connection . 25 Heat and product ventilation . xi Using the Bluetooth connection. 25 Electrical current safety information . xii Using the NFC devices . 26 Liquid crystal display (LCD) notice . xiii Using the Airplane mode . 27 Using headphones or earphones . xiii Using the NVIDIA Optimus Graphics feature. 27 Choking hazard notice . xiii Using audio features . 27 Plastic bag notice . xiii Using the cameras. 28 Glass parts notice . xiv Using an SD card or a smart card . 29 Using an external display . 31 Chapter 1. Product overview . 1 Traveling with your computer . 32 Computer controls, connectors, and indicators . 1 Front view . 1 Chapter 3. Enhancing your Left-side view . 3 computer. 35 Right-side view . 4 Finding ThinkPad options . 35 Rear view . 5 ThinkPad Thunderbolt 3 Workstation Dock . 35 Bottom view . 6 ThinkPad Thunderbolt 3 Workstation Dock Status indicators . 6 overview . 35 Important product information . 8 Setting up the ThinkPad Thunderbolt 3 Workstation Dock . 37 Machine type and model information. 9 Guidelines on connecting multiple external FCC ID and IC Certification information . 9 displays . 37 Labels for the Windows operating systems . 9 Computer features. 10 Chapter 4. Accessibility, ergonomic, Statement on USB transfer rate . 11 and maintenance information . 39 Computer specifications . 11 Accessibility information . 39 Operating environment . 12 Ergonomic information . 41 Lenovo programs . 12 Cleaning and maintenance . 42 Accessing Lenovo programs . 12 An introduction to Lenovo programs . 12 Chapter 5. Security . 45 Using passwords . 45 Chapter 2. Using your computer . 15 Passwords introduction . 45 Registering your computer . 15 Setting, changing, or removing a password . 46 Frequently asked questions . 15 Hard disk security . 47 Using the special keys . 16 Setting the security chip . 48 Using the ThinkPad pointing device . 18 Using the fingerprint reader . 48 ThinkPad pointing device overview . 18 Deleting data from your storage drive . 50 © Copyright Lenovo 2019 i Using firewalls . 51 Hard disk drive problems . 90 Protecting data against viruses . 51 Solid-state drive problem . 90 Software problem . 90 Chapter 6. Advanced USB problem . 91 configuration. 53 Installing a Windows 10 operating system . 53 Chapter 9. Recovery information . 93 Installing device drivers . 54 Resetting your computer . 93 Using the ThinkPad Setup program . 55 Using advanced startup options . 93 Configuring ThinkPad Setup . 55 Recovering your operating system if Windows 10 Changing the startup sequence . 55 fails to start . 93 Updating the UEFI BIOS. 56 Creating and using a recovery USB drive . 94 BIOS menu . 56 Chapter 10. Replacing devices . 95 Using system management . 69 Customer Replaceable Units. 95 Chapter 7. Configuring RAID . 71 Static electricity prevention . 95 Storage drive requirements for RAID levels . 71 Disabling the built-in battery . 96 Configuring RAID with the Intel RST configuration Replacing the bottom cover . 96 utility . 71 Replacing the internal storage drive . 97 Entering the Intel RST configuration utility . 72 Replacing the M.2 solid-state drive . 99 Creating RAID volumes . 72 Replacing the keyboard. 102 Deleting RAID volumes . 73 Replacing the coin-cell battery . 108 Resetting storage drives to non-RAID . 73 Rebuilding RAID 1 volumes . 74 Chapter 11. Getting support. 111 Before you contact Lenovo . 111 Chapter 8. Troubleshooting Getting help and service . 111 computer problems . 75 Lenovo Support Web site . 112 General tips for preventing problems . 75 Calling Lenovo . 112 Diagnosing problems . 75 Purchasing additional services . 113 Troubleshooting . 76 Computer stops responding . 76 Appendix A. Supplemental Spills on the keyboard . 76 information about the Ubuntu operating Error messages . 77 system . 115 Beep errors. 78 Appendix B. Regulatory Memory module problems . 80 information. 117 Ethernet problems . 80 Wireless-LAN problem . 81 Appendix C. WEEE and recycling Bluetooth problem . 81 statements of countries and ThinkPad pointing device problems . 82 regions . 123 Keyboard problems . 82 Computer screen problems . 83 Appendix D. Restriction of External monitor problems . 84 Hazardous Substances (RoHS) Directive Audio problems . 86 of countries and regions . 127 Fingerprint reader problems . 87 Battery problems . 87 Appendix E. ENERGY STAR model ac power adapter problem . 88 information. 131 Power problems . 88 Appendix F. Notices . 133 Power button problem . 88 Boot problems . 89 Appendix G. Trademarks . 135 Sleep and hibernation problems . 89 ii P72 User Guide Important safety information Note: Read the important safety information first. Read this first This information can help you safely use your notebook computer. Follow and retain all information included with your computer. The information in this document does not alter the terms of your purchase agreement or the Limited Warranty. For more information, see "Warranty Information" in the Safety and Warranty Guide that comes with your computer. Customer safety is important. Our products are developed to be safe and effective. However, personal computers are electronic devices. Power cords, power adapters, and other features can create potential safety risks that can result in physical injury or property damage, especially if misused. To reduce these risks, follow the instructions included with your product, observe all warnings on the product and in the operating instructions, and review the information included in this document carefully. By carefully following the information contained in this document and provided with your product, you can help protect yourself from hazards and create a safer computer work environment. Note: This information includes references to power adapters and batteries. In addition to notebook computers, some products (such as speakers and monitors) ship with external power adapters. If you have such a product, this information applies to your product. In addition, computer products contain a coin-sized internal battery that provides power to the system clock even when the computer is unplugged, so the battery safety information applies to all computer products. Important information about using your computer Ensure that you follow the important tips given here to get the most use and enjoyment out of your computer. Failure to do so might lead to discomfort or injury, or cause the computer to fail. Protect yourself from the heat that your computer generates. When your computer is turned on or the battery is charging, the base, the palm rest, and some other parts may become hot. The temperature they reach depends on the amount of system activity and the level of charge in the battery. Extended contact with your body, even through clothing, could cause discomfort or even a skin burn. • Avoid keeping your hands, your lap, or any other part of your body in contact with a hot section of the computer for any extended time. • Periodically take hands from using the keyboard by lifting your hands from the palm rest. © Copyright Lenovo 2019 iii Protect yourself from the heat generated by the ac power adapter. When the ac power adapter is connected to an electrical outlet and your computer, it generates heat. Extended contact with your body, even through clothing, may cause a skin burn. • Do not place the ac power adapter in contact with any part of your body while it is in use. • Never use it to warm your body. • Do not wrap the cords around the ac power adapter while in use. Prevent your computer from getting wet. To avoid spills and the danger of electrical shock, keep liquids away from your computer. Protect the cables from being damaged. Applying strong force to cables may damage or break them. Route communication lines, or the cables of an ac power adapter, a mouse, a keyboard, a printer, or any other electronic device, so that they cannot be walked on, tripped