Lenovo 77231KU User Manual Download Page 9 | Manualshive

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User Guide

Audio line-in connector
PCI Express x16 graphics adapter connector (Some models are equipped
with graphic card.)
PCI Express x1 adapter connector (Some models are equipped with WIFI
card or TV tuner card.)

Voltage selection switch (selected models only)
Power connector
PS/2 keyboard connector
PS/2 mouse connector
HDMI connector (selected models only)
On-board VGA connector (selected models only)
USB connectors (4)
Ethernet connector

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Summary of Contents for 77231KU

Page 1: ...Version 1 0 2010 09 User Guide H4 Series Machine type 10059 7723 10060 7724 31045274 ...

Page 2: ...y Guide that you received with this product for the latest safety information Reading and understanding this safety information reduces the risk of personal injury or damage to your product Danger Be aware of extremely hazardous or lethal situations Attention Be aware of possible damage to programs devices or data Note Pay attention to this important information Copyright Lenovo 2010 ...

Page 3: ......

Page 4: ...tem Backup 16 2 5 System Recovery 16 2 6 Create Recovery Disc 16 Chapter 3 Using the Computer Software 17 3 1 Lenovo Dynamic Brightness system 18 3 2 Lenovo Eye Distance System 19 Chapter 4 Troubleshooting and Confirming Setup 21 4 1 Troubleshooting Display Problems 22 4 2 Troubleshooting Audio Problems 23 4 3 Troubleshooting Software Problems 23 4 4 Troubleshooting Problems with Optical Drives an...

Page 5: ...2 Contents ...

Page 6: ...llowing topics Computer hardware introduction Information on computer connections Note The descriptions in this chapter might vary from your computer depending on computer models and configurations User Guide 1 Using the Computer Hardware ...

Page 7: ...y air vents on the computer Blocked air vents can cause thermal problems Power button Optical Drive selected models only Memory card reader selected models only USB connector 2 Headphone connector Microphone connector Note This computer only can be placed in a vertical position ...

Page 8: ...configuration of your actual computer should be taken as final and binding Voltage selection switch selected models only Power connector PS 2 keyboard connector PS 2 mouse connector On board VGA connector selected models only HDMI connector selected models only USB connectors 4 Ethernet connector Microphone connector Audio line out connector ...

Page 9: ... card PCI Express x1 adapter connector Some models are equipped with WIFI card or TV tuner card Voltage selection switch selected models only Power connector PS 2 keyboard connector PS 2 mouse connector HDMI connector selected models only On board VGA connector selected models only USB connectors 4 Ethernet connector ...

Page 10: ...tors to the icons If your computer cables and connector panel have color coded connectors match the color of the cable end with the color of the connector Note Your computer might not have all of the connectors that are described in this section 1 3 1 Check the position of the voltage selection switch on the rear of the computer Use a ballpoint pen to slide the switch if necessary Note Some comput...

Page 11: ... or USB connector Note If your computer is equipped with a wireless keyboard or mouse follow those installation instructions 1 3 4 Connect the monitor cable to the monitor connector on the computer If you have a Video Graphics Array VGA Standard monitor connect the cable to the connector as shown Note If your model has two monitor connectors be sure to use the connector on the graphics adapter ...

Page 12: ... system Audio line out This connector sends audio signals from the computer to external devices such as powered stereo speakers Microphone Use this connector to attach a microphone to your computer when you want to record sound or if you use speech recognition software This connector might be located on the front of the computer Headphone Use this connector to attach headphones to your computer wh...

Page 13: ...und icon in system property bar and select the sounds option to setup the sounds in the pop up dialog box 2 Select a playback device from the playback dialog box and then click the configure button to configure it 3 Select 5 1 surround from audio channels in the pop up speaker setup dialog box to proceed with the speaker setup by following as prompted 4 After the configuration 5 1 surround can be ...

Page 14: ...rs to audio line out port on the computer d Connect the adapter to the power source 1 3 8 If you have powered speakers without an adapter This picture is only a sketch print it does not show the actual figure of the speaker a Connect the cable that runs between the speakers if necessary On some speakers this cable is permanently attached b Connect the cable to the speaker if necessary On some spea...

Page 15: ...tional TV tuner card Some models are equipped with this connector TV antenna connector F type To connect the signal input cable for CATV Some models are equipped with this connector Ethernet Use this connector to attach the computer to an Ethernet type local area network 1 3 10 Connect the power cords properly to ground electrical outlets 1 3 11 If your computer is equipped with Memory Card Reader...

Page 16: ...e PC software In addition to its own functions the LVT program will allow you to start other Windows compatible software specially configured to run on this model of computer F2 Your computer has the Lenovo Rescue System installed To learn more about this program turn on the computer and when the Lenovo logo appears press the F2 key and the Lenovo Rescue System will open ...

Page 17: ...12 User Guide ...

Page 18: ...o the factory default settings or to the last system backup status using OneKey Recovery With this operation all of the existing data on drive C will be lost whereas the content and format of the other partitions of the hard disk drive will remain unchanged If you want to install an operating system and back it up with OneKey Recovery you must format the C partition in NTFS format and install the ...

Page 19: ...usly backed up state Detailed Operation Procedure 1 Turn on the computer When the Lenovo logo appears press the F2 key on the keyboard to start the Rescue System then you can select OneKey Recovery Note System Recovery will overwrite all of the data on drive C To prevent loss of data be sure to back up relevant data before performing system recovery 2 Follow the onscreen instructions to select the...

Page 20: ...nually according to the prompts Notes 1 It is recommended not to install the software which is already on the computer 2 Before accessing the operating system make sure that the Drivers and Application installation has been installed automatically After that the manual installation function can be used 2 3 System Setup System Setup configures the network configuration for the Lenovo Rescue System ...

Page 21: ...the Windows system click Start All Programs Lenovo Lenovo Rescue System After starting the procedure click System Backup to back up your system partition according to the prompts 2 5 System Recovery Reboot your computer into the system recovery environment You can choose to restore to a system backup point or the initial state 2 6 Create Recovery Disc Create a bootable recovery disc from current s...

Page 22: ...tains the following topics Lenovo Dynamic Brightness system Lenovo Eye Distance System Note The interface and function of each of these features are subject to the actual software that was shipped with the computer model that you purchased User Guide 17 ...

Page 23: ...mputer Note The Auto Switch Display function can not be used when your computer is in standby mode sleep mode or turned off Note This function applies only to the computer equipped with a Lenovo PC camera and is available only after the camera is installed Before using this software do the following 1 Click Start All Programs Lenovo USB2 0 UVC Camera vmcap 2 Select Options Preview from the pop up ...

Page 24: ... All Programs Lenovo Lenovo Dynamic Brightness system The default setting has been pre selected You can adjust the brightness and display delay time according to your needs 3 2 Lenovo Eye Distance System Lenovo Eye Distance System can automatically detect the distance between you and the display It will alert you automatically when you sit too close to the display You can also set viewing distance...

Page 25: ... Therefore if the eyes are covered or there is a strong reflection the distance detection may be affected Wear glasses may affect the accuracy of the face image verification 3 The limitation of the distance detection by the camera The minimum distance about 20 centimters 7 90 inches The maximum distance about 70 centimeters 27 55 inches The pitch angle the face rotary angle scope in the vertical E...

Page 26: ...ains the following topics Troubleshooting and Problem Resolution Note The description of the TV Tuner card in this manual is only used for the machines which have the TV Tuner card It does not apply to those machines that do not have a TV Tuner card User Guide 21 ...

Page 27: ...splay Problems Problem Blank screen or no image is displayed on the monitor Troubleshooting and problem resolution 1 Check that the monitor has been turned on if not press the Power button 2 Check to see if the monitor power cord is loose if so securely plug the power cord to the monitor 3 Check that the signal cable to the monitor is securely connected to the connector on the computer graphics ca...

Page 28: ...eble controls to eliminate distortion Reinstall the audio driver Disconnect headphones from the headphone connector Sound from the speakers is automatically disabled when headphones are connected to the computer s side panel headphone connector Problem No sound from headphones Troubleshooting and problem resolution Check the headphone cable connection Ensure that the headphone cable is securely in...

Page 29: ... the Programs and Functions dialog box and then select Uninstall Modify 6 Perform the instructions displayed to uninstall the software 4 4 Troubleshooting Problems with Optical Drives and Hard Disks Problem The Optical drive is unable to read a CD DVD Troubleshooting and problem resolution 1 Check to determine if there is an optical drive icon in the resource manager of the operating system If not...

Page 30: ...ted the capacity of the hard disk shown in the system can be obtained The capacity of the hard disk as calculated using this method may be slightly different from the actual capacity due to the rounding of totals 4 5 Special considerations for troubleshooting Windows Record the following information that may later be useful in troubleshooting system problems 1 The serial number of the software The...

Page 31: ... To avoid damaging the computer or display do not spray cleaning solution directly onto the display Only use products specifically designed for cleaning displays and follow the instructions that are included with the product The following are general methods for cleaning the components You can use a soft cloth to remove dust on the surface of the computer the monitor the printer the speakers and t...

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