User's Manual
Table Of Contents
- Read this first
- Chapter 1. Product overview
- Chapter 2. Using your computer
- Chapter 3. You and your computer
- Chapter 4. Security
- Chapter 5. Recovery overview
- Chapter 6. Replacing devices
- Chapter 7. Advanced configuration
- Chapter 8. Preventing problems
- Chapter 9. Troubleshooting computer problems
- Diagnosing problems
- Troubleshooting
- Computer stops responding
- Spills on the keyboard
- Error messages
- Errors without messages
- Beep errors
- Memory module problems
- Networking problems
- Problems with the keyboard and other pointing devices
- Problems with the display and multimedia devices
- Battery and power problems
- Problems with drives and other storage devices
- A software problem
- Problems with ports and connectors
- Chapter 10. Getting support
- Appendix A. Regulatory 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 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
- Lenovo product service information for Taiwan
- Appendix B. WEEE and recycling statements
- Appendix C. ENERGY STAR model information
- Appendix D. Notices
- Appendix E. Restriction of Hazardous Substances Directive (RoHS)
- Appendix F. Eurasian compliance mark
Table4.Congmenuitems(continued)
Menuitem
SubmenuitemSelectionComments
USBUEFIBIOSSupport
•Disabled
•Enabled
Enablesordisablesboot
supportforUSBstorage
devices.
AlwaysOnUSB
•Disabled
•Enabled
IfyouselectDisabled,
theexternalUSBdevices
cannotbechargedthrough
USBconnectors.
USB
AlwaysOnUSBChargein
offmode
•Disabled
•Enabled
IfyouselectEnabled,the
AlwaysOnUSBconnector
enablesyoutocharge
somemobiledigitaldevices
andsmartphoneswhen
thecomputerispowered
offontheconditionthat
theacpoweradapteris
connected.
FnandCtrlKeyswap
•Disabled
•Enabled
IfyouselectEnabled,the
FnkeyworksastheCtrl
key,andtheCtrlkeyworks
astheFnkey.
Note:EvenwhenEnabled
isselected,youneedto
presstheFnkeytoresume
thecomputerfromsleep
modetonormaloperation.
FnKeyLock•Disabled
•Enabled
EnableordisabletheFn
keylock.
Keyboard/Mouse
Changeto“F1–F12keys”
•Default
•Legacy
IfyouselectDefault,
pressingF1–F12initiates
specialfunctionsillustrated
oneachkey.Ifyou
selectLegacytoinitiate
thespecialfunctions
illustratedoneachkey,
youneedtopressFnand
thecorrespondingkey
simultaneously.
BootDisplayDevice
•ThinkPadLCD
•Analog(VGA)
•HDMI
Selectthedisplaydevice
thatistobeactivatedat
boottime.Thisselection
iseffectiveforboottime,
passwordprompt,and
ThinkPadSetup.
GraphicsDevice•SwitchableGraphics
•IntegratedGraphics
TheIntegratedGraphics
modeprovideslonger
batterylife,whilethe
SwitchableGraphicsmode
enhancesperformance.
Display
OSDetectionforSwitchable
Graphics
•Disabled
•Enabled
IfyouselectEnabled,the
systemUEFIautomatically
switchesthegraphics
devicesettingtoSwitchable
Chapter7.Advancedconguration97