User's Manual
Table Of Contents
- Important safety information
- Read this first
- Important information about using your computer
- Conditions that require immediate action
- Service and upgrades
- Power cords and power adapters
- Extension cords and related devices
- Plugs and outlets
- Power supply statement
- External devices
- General battery notice
- Notice for built-in rechargeable battery
- Notice for non-rechargeable coin-cell battery
- Heat and product ventilation
- Electrical current safety information
- Liquid crystal display (LCD) notice
- Using headphones or earphones
- Plastic bag notice
- Glass parts notice
- Choking hazard notice
- Chapter 1. Product overview
- Chapter 2. Using your computer
- Registering your computer
- Frequently asked questions
- ThinkPad Pen Pro
- Operating modes
- Using the multi-touch screen
- Using the special keys
- Using the ThinkPad pointing device
- Power management
- Cabled Ethernet connections
- Wireless connections
- Using the camera
- Using an external display
- Using a smart card
- Traveling with your computer
- Chapter 3. Enhancing your computer
- Chapter 4. Accessibility, ergonomic, and maintenance information
- Chapter 5. Security
- Chapter 6. Advanced configuration
- Chapter 7. Troubleshooting computer problems
- General tips for preventing problems
- Diagnosing problems with Lenovo Companion
- Troubleshooting
- Computer stops responding
- Spills on the keyboard
- Error messages
- Beep errors
- Memory module problems
- Ethernet problems
- Wireless-LAN problem
- A wireless-WAN problem
- Bluetooth problem
- ThinkPad pointing device problems
- Keyboard problems
- Computer screen problems
- External monitor problems
- Audio problems
- Fingerprint reader problems
- Battery problems
- ac power adapter problem
- Power problems
- Power button problem
- Boot problem
- Sleep and hibernation problems
- ThinkPad Pen Pro problem
- Software problem
- USB problem
- Chapter 8. Recovery information
- Chapter 9. Replacing devices
- Chapter 10. Getting support
- Appendix A. Supplemental information about the Ubuntu operating system
- Appendix B. Regulatory information
- Certification-related information
- Wireless-related information
- Export classification notice
- Electronic emission notices
- Federal Communications Commission Declaration of Conformity
- Industry Canada Class B emission compliance statement
- European Union - Compliance to the Electromagnetic Compatibility (EMC) Directive or Radio Equipment Directive
- German Class B compliance statement
- Korea Class B compliance statement
- Japan VCCI Class B compliance statement
- Japan compliance statement for products which connect to the power mains with rated current less than or equal to 20 A per phase
- Japan notice for ac power cord
- Lenovo product service information for Taiwan
- Eurasian compliance mark
- Brazil audio notice
- Appendix C. WEEE and recycling statements
- Appendix D. Restriction of Hazardous Substances (RoHS) Directive
- Appendix E. ENERGY STAR model information
- Appendix F. Notices
- Appendix G. Trademarks
Replacingthewireless-WANcard
Thefollowinginformationonlyappliesforthecomputerwithuser-installablemodules.
Beforeyoustart,read“Importantsafetyinformation”onpagevandprintthefollowinginstructions.
Attention:Beforeyoustartinstallingawireless-WANcard,touchametaltableoragroundedmetalobject.
Thisactionreducesanystaticelectricityfromyourbody.Staticelectricitycoulddamagethecard.
Toreplacethewireless-WANcard,dothefollowing:
1.Disablethebuilt-inbattery.See“Disablingthebuilt-inbattery”onpage93.
2.Ensurethatthecomputeristurnedoffanddisconnectedfromacpowerandallcables.
3.Closethecomputerdisplayandturnthecomputerover.
4.Removethebasecoverassembly.See“Replacingthebasecoverassembly”onpage94.
5.Toremovethewireless-WANcard,dothefollowing:
a.Disconnectthecablesfromthewireless-WANcard
1andremovethescrew2.Thewireless-WAN
cardisreleasedfromthesecuredpositionandpivotsupward.
b.Carefullyremovethewireless-WANcardoutoftheslot
3.
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