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Troubleshooting
Specifications
Install
FAQ
Password
Wireless LAN problem
Maintenance
Solving recovery problems
Accessibility and comfort
Connector Description
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Contents
ThinkCentre M73 User Guide
Second Edition November Copyright Lenovo
Contents
Recovery information
Appendix A. Notices 123
Iv ThinkCentre M73 User Guide
Static electricity prevention
Important safety information
Service and upgrades
Extension cords and related devices
Power cords and power adapters
Heat and product ventilation
Plugs and outlets
External devices
Operating environment
Modem safety information
Laser compliance statement
Power supply statement
Cleaning and maintenance
ThinkCentre M73 User Guide
Product overview
Features
Connectivity
System management features
Preinstalled software programs
Input/Output I/O features
Power supply
Security features
Linux
Preinstalled operating system
Lenovo programs
Specifications
Accessing Lenovo programs on the Windows 7 operating system
Program Icon name
Accessing Lenovo programs from Control Panel
Fingerprint Software
An introduction to Lenovo programs
Communications Utility
Power Manager
Lenovo Settings
Lenovo Solution Center
Password Manager
View Management Utility
System Update
Locations
Connector Description
Locating connectors on the rear of your computer
That use a DisplayPort connector
Component locations
Locating components
System board part locations
Locating parts on the system board
Drive bay locations
Locating internal drives
Machine type and model label
Machine type and model label
ThinkCentre M73 User Guide
Where can I find help about the Windows operating system?
Using your computer
Frequently asked questions
Navigating on Windows
Using your computer
Click Settings Click Control Panel
Using a fingerprint reader
Using the keyboard
Using Windows shortcut keys
Adding the volume icon to the taskbar
Using the wheel mouse
Adjusting audio
Setting the volume from the desktop
Taskbar section, click Customize icons on the taskbar
Setting the volume from Control Panel
Using CDs and DVDs
Sound section, click Adjust system volume
Recording a CD or DVD
Handling and storing CD and DVD media
Playing a CD or DVD
Using your computer
ThinkCentre M73 User Guide
Comfort
Accessibility and comfort
You and your computer
Arranging your workspace
Electrical outlets and cable lengths
Glare and lighting
Air circulation
Moving your computer to another country or region
Voltage-selection switch
Registering your computer
Replacement power cords
Security
Security features
Locking the computer cover
Installing a padlock
Attaching a Kensington-style cable lock
Using passwords
Bios passwords
Protecting data against viruses
Windows passwords
Configuring the fingerprint reader
Using and understanding firewalls
Security
ThinkCentre M73 User Guide
Handling static-sensitive devices
Installing or replacing hardware
Installing or replacing hardware
Installing external options
Removing the computer cover
Removing and reinstalling the front bezel
Removing the front bezel
What to do next
Pivoting the drive bay assembly upward
Accessing the system board components and drives
Lowering the drive bay assembly
Installing or replacing a memory module
Removing a memory module
Installing a memory module
Installing or replacing a PCI Express card
Removing a PCI Express card
Installing a PCI Express card
Replacing the battery
Replacing the hard disk drive
Removing the old battery
Pivoting the drive bay assembly
Replacing the solid-state drive
Connecting a Sata hard disk drive
Removing the solid-state drive from the storage converter
Replacing the solid-state drive in the hard disk drive bay
Installing the solid-state drive into the storage converter
Removing the solid-state drive bracket
Installing the solid-state drive into the bracket
Installing or replacing the optical drive
Removing the optical drive screws
Slide the optical drive out of the front of the computer
Installing the optical drive
Replacing the heat sink and fan assembly
Removing the heat sink fan duct
Removing the heat sink and fan assembly
Installing the heat sink fan duct
Replacing the power supply assembly
Removing the heat sink fan duct
Removing the power supply assembly
Installing the power supply assembly
Replacing the microprocessor
Accessing the microprocessor
Installing the microprocessor
Replacing the front audio and USB assembly
Removing the front audio and USB assembly
Replacing the system fan assembly
Removing the system fan assembly
Installing the system fan assembly
Replacing the WiFi units
Disconnecting the Bluetooth cable
Removing the WiFi adapter card
Removing the WiFi adapter card
Removing the WiFi card module
Removing the screws that secure the WiFi card module
Installing the WiFi units
Installing the WiFi card module
Installing the rear WiFi antenna
Installing or removing the rear WiFi antenna
Installing the rear WiFi antenna
Removing the rear WiFi antenna
Installing the front WiFi antenna
Installing or removing the front WiFi antenna
Installing the front WiFi antenna
Removing the front WiFi antenna
Replacing the keyboard
Removing the front WiFi antenna
Replacing the mouse
Keyboard connectors
Reinstalling the computer cover
Completing the parts replacement
Obtaining device drivers
Creating and using recovery media
Recovery information
Recovery information for the Windows 7 operating system
Performing a backup operation
Performing backup and recovery operations
Creating recovery media
Using recovery media
Click the Restore your system from a backup icon
Using the Rescue and Recovery workspace
Performing a recovery operation
Creating a rescue medium
Creating and using a rescue medium
Using a rescue medium
Reinstalling preinstalled device drivers
Reinstalling preinstalled applications and device drivers
Reinstalling preinstalled applications
Solving recovery problems
Reinstalling software programs
Reinstalling device drivers
Refreshing your computer
Resetting your computer to the factory default settings
Using the advanced startup options
ThinkCentre M73 User Guide
Viewing and changing settings
Using the Setup Utility program
Starting the Setup Utility program
Hard Disk Password
Password considerations
Power-On Password
Administrator Password
Enabling or disabling a device
Erasing lost or forgotten passwords clearing Cmos
Selecting or changing the startup device sequence
Enabling ErP compliance mode
Selecting a startup device
Selecting a temporary startup device
ICE thermal alert
ICE performance mode
Disabled
Exiting from the Setup Utility program
Updating system programs
Using system programs
Updating flashing the Bios from a disc
Click Download Drivers & Software Click Use Quick Path
Updating flashing the Bios from your operating system
Recovering from a POST/BIOS update failure
Updating your operating system
Preventing problems
Keeping your computer current
Getting the latest device drivers for your computer
Basics
Using System Update
Optical mouse
Cleaning your computer
Computer
Keyboard
Moving your computer
Good maintenance practices
Cleaning a glass-screen surface
101
Troubleshooting and diagnostics
Basic troubleshooting
Troubleshooting
Troubleshooting procedure
No audio in Windows
Audio problems
No audio in DOS applications or games
CD problems
Sound comes from one external speaker only
Black screen instead of DVD video
DVD problems
CD or DVD does not work
Invalid disc or no disc found message
DVD movie will not play
No audio or intermittent audio while playing DVD movie
Playback is very slow or choppy
All or some keys on the keyboard do not work
Intermittent problems
Keyboard, mouse, or pointing device problems
Fingerprint reader does not work
Wireless keyboard does not work
Mouse or pointing device does not work
Pointer on the screen does not move smoothly with the mouse
Wrong characters appear on the screen
Monitor problems
Image is discolored
Networking problems
Image appears to be flickering
Click Start Control Panel Click Hardware and Sound
Ethernet problems
Your computer cannot connect to the network
Adapter stops working for no apparent reason
Wireless LAN problem
Wake on LAN feature is not working
An option that was just installed does not work
Option problems
Wireless WAN problem
Bluetooth problem
Click Start Computer
Performance and lockup problems
Click Disk Cleanup
Insufficient free hard disk drive space
Excessive number of fragmented files
Click Programs Click Turn Windows features on or off
Click Disk Cleanup Click Clean up system files
Programs and Features area, click the Clean up button
Insufficient memory
Printer problems
Serial port problems
Software does not work as expected
Software problems
Lenovo Solution Center
USB problems
Getting information, help, and service
Lenovo Support Web site
Help and service
Using the documentation and diagnostic program
Calling for service
Purchasing additional services
Using other services
ThinkCentre M73 User Guide
123
Appendix A. Notices
Trademarks
Electronic emissions notices
Appendix B. Regulatory information
Export classification notice
Television output notice
Industry Canada Class B emission compliance statement
Eurasian compliance mark Additional regulatory information
ThinkCentre M73 User Guide
129
Appendix C. Weee and recycling information
Important Weee information
Recycling information for Japan
Recycling information for Brazil
Appendix C. Weee and recycling information
ThinkCentre M73 User Guide
133
European Union RoHS
China RoHS Turkish RoHS
Ukraine RoHS India RoHS
135
Appendix E. China Energy Label
ThinkCentre M73 User Guide
137
Appendix F. Energy Star model information
ThinkCentre M73 User Guide
139
Index
Solid-state drive System fan assembly Rescue and Recovery
141
ThinkCentre M73 User Guide