Laptop User 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
- Static electricity prevention
- Replacing the battery
- Replacing the SIM card
- Replacing the hard disk drive
- Replacing the optical drive
- Replacing a PCI Express Mini Card for wireless LAN connection
- Replacing a PCI Express Mini Card for wireless WAN connection
- Replacing a memory module
- Replacing the keyboard
- Replacing the backup battery
- Replacing the thermal fan
- 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
- Fingerprint reader problems
- 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)
Table5.Securitymenuitems(continued)
Menuitem
SubmenuitemSelectionComments
Power-OnPassword
•Disabled
•Enabled
Referto“Power-on
password”onpage50
.
HardDisk1Password•Disabled
•Enabled
Referto“Harddisk
passwords”onpage
50
.
FlashBIOSUpdatingby
End-Users
•Disabled
•Enabled
IfyouselectEnabled,
alluserscanupdatethe
UEFIBIOS.Ifyouselect
Disabled,onlytheperson
whoknowsthesupervisor
passwordcanupdatethe
UEFIBIOS.
UEFIBIOSUpdateOption
SecureRollBackPrevention
•Disabled
•Enabled
IfyouselectDisabled,you
canashtheolderversion
UEFIBIOS.
MemoryProtectionExecutionPrevention•Disabled
•Enabled
Somecomputerviruses
andwormscausememory
bufferstooverowby
runningcodewhereonly
dataisallowed.Ifthe
DataExecutionPrevention
featurecanbeusedwith
youroperatingsystem,then
byselectingEnabledyou
canprotectyourcomputer
againstattacksbysuch
virusesandworms.Ifafter
choosingEnabledyound
thataprogramdoesnotrun
correctly,selectDisabled
andresetthesetting.
IntelVirtualization
Technology
AMD-VTechnology
•Disabled
•Enabled
IfyouselectEnabled,a
VirtualMachineMonitor
(VMM)canutilizethe
additionalhardware
capabilitiesprovidedby
VirtualizationTechnology.
Virtualization
IntelVT-dFeature•Disabled
•Enabled
IntelVT-disIntel
VirtualizationTechnology
forDirectedI/O.When
enabled,aVMMcanutilize
theplatforminfrastructure
forI/Ovirtualization.
Note:Thissub-menuisnot
supportedinmodelswith
anAMDCPU.
Chapter7.Advancedconguration109