Lenovo B70-80 Laptop (English) User Guide - Lenovo B70-80 Laptop - Page 3

Contents Chapter 1. Getting to know your computer 1 Top view ...1 Left-side view ...6 Right-side view...9 Front view ...10 Bottom view ...12 Chapter 2. Starting to use Windows 13 Configuring the operating system for the first time 13 Putting the computer to sleep or shutting it down 14 Connecting to a wireless network 15 Help and support ...16 Switching screens (for the Windows 8.1 operating system 16 Charms and the charms bar (for the Windows 8.1 operating system 17 Chapter 3. Lenovo OneKey Recovery system 19 Chapter 4. Troubleshooting 21 Frequently asked questions 21 Troubleshooting ...24 Appendix. CRU instructions 28 Replacing the battery 28 Replacing the hard disk drive 29 Replacing memory ...33 Replacing the fan assembly 35 Replacing the keyboard 38 Removing the optical drive 41 Trademarks 43 i