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A wireless LAN problem

Symptom: You cannot connect using the built-in wireless networking card.

Actions:

• Make sure that your wireless LAN driver is the latest version. Check the Web site and verify the driver

version supported by Access Connections is the latest documented in the readme file.

• Make sure that your computer is within range of a wireless access point.

• Make sure that the wireless radio is enabled by double-clicking the Access Connections icon in the

Windows notification area.

• Check Network Name (SSID), and your encryption information. Use Access Connections to verify this

case-sensitive information.

A wireless WAN problem

Message: Unauthorized WAN card is plugged in - Power off and remove the WAN card.

Action: The wide area network (WAN) card is not supported on this computer. Remove it.

Note:

A wireless WAN card is supported only on some computer models.

Bluetooth problem

Symptom: Sound does not come from the Bluetooth headset or headphone but comes from the local
speaker even though the headset or headphone is connected using the Headset profile or AV profile.

Action: Do the following:

1. Exit the application that uses the sound device (for example, Windows Media Player).

2. Open Control Panel.

Note:

For detailed information on how to open Control Panel on Windows 8 and Windows 8.1, see

“Accessing Control Panel on the Windows 8 or Windows 8.1 operating system” on page 20.

3. Click

Hardware and Sound

➙

Sound

4. Select the

Playback

tab.

5. If you are using the Headset profile, select

Bluetooth Hands-free Audio

and click the

Set Default

button. If you are using the AV profile, select

Stereo Audio

and click the

Set Default

button.

6. Click

to close the Sound window.

Note:

Bluetooth is supported only on some computer models.

Option problems

Use this information to diagnose problems with Lenovo hardware options that do not have their own
troubleshooting information.

Select your symptom from the following list:

•

“An option that was just installed does not work” on page 113

•

“An option that previously worked does not work now” on page 114

An option that was just installed does not work

Symptom: An option that was just installed does not work.

Action: Verify that:

Chapter 10

Troubleshooting and diagnostics

113

Содержание 10AU

Страница 1: ...ThinkCentre E73 User Guide Machine Types 10AU 10AW 10BF 10BG 10DU and 10DT ...

Страница 2: ...ation on page v and Appendix A Notices on page 125 Third Edition June 2014 Copyright Lenovo 2013 2014 LIMITED AND RESTRICTED RIGHTS NOTICE If data or software is delivered pursuant a General Services Administration GSA contract use reproduction or disclosure is subject to restrictions set forth in Contract No GS 35F 05925 ...

Страница 3: ...lume from the desktop 22 Setting the volume from Control Panel 22 Using CDs and DVDs 23 Handling and storing CD and DVD media 23 Playing a CD or DVD 23 Recording a CD or DVD 24 Chapter 3 You and your computer 25 Accessibility and comfort 25 Arranging your workspace 25 Comfort 25 Glare and lighting 26 Air circulation 26 Electrical outlets and cable lengths 26 Accessibility information 26 Registerin...

Страница 4: ...evice sequence 90 Enabling ErP LPS compliance mode 90 Exiting the Setup Utility program 91 Chapter 8 Updating system programs 93 Using system programs 93 Updating flashing the BIOS from a disc 93 Updating flashing the BIOS from your operating system 94 Recovering from a POST BIOS update failure 94 Chapter 9 Preventing problems 95 Keeping your computer current 95 Getting the latest device drivers f...

Страница 5: ...y information 130 Appendix C WEEE and recycling information 131 Important WEEE information 131 Recycling information for Japan 131 Recycling information for Brazil 132 Battery recycling information for Taiwan 132 Battery recycling information for the European Union 132 Appendix D Restriction of Hazardous Substances Directive RoHS 135 European Union RoHS 135 China RoHS 135 Turkish RoHS 135 Ukraine ...

Страница 6: ...iv ThinkCentre E73 User Guide ...

Страница 7: ...stallation are referred to as Customer Replaceable Units or CRUs Lenovo provides documentation with instructions when it is appropriate for customers to install options or replace CRUs You must closely follow all instructions when installing or replacing parts The Off state of a power indicator does not necessarily mean that voltage levels inside a product are zero Before you remove the covers fro...

Страница 8: ... so can stress the cord in ways that can cause the cord to fray crack or crimp This can present a safety hazard Always route power cords so that they will not be walked on tripped over or pinched by objects Protect power cord and power adapters from liquids For instance do not leave your power cord or power adapter near sinks tubs toilets or on floors that are cleaned with liquid cleansers Liquids...

Страница 9: ...ou might damage your computer To avoid possible damage to attached devices wait at least five seconds after the computer is shut down to disconnect external devices Heat and product ventilation Computers power adapters and many accessories can generate heat when turned on and when batteries are charging Always follow these basic precautions Do not leave your computer power adapter or accessories i...

Страница 10: ...e to your computer If possible place your computer in a well ventilated and dry area without direct exposure to sunshine Keep electrical appliances such as an electric fan radio high powered speakers air conditioner and microwave oven away from your computer because the strong magnetic fields generated by these appliances can damage the monitor and data on the hard disk drive Do not place any beve...

Страница 11: ...onents If you suspect a problem with one of these parts contact a service technician Cleaning and maintenance Keep your computer and workspace clean Shut down the computer and then disconnect the power cord before cleaning the computer Do not spray any liquid detergent directly on the computer or use any detergent containing flammable material to clean the computer Spray the detergent on a soft cl...

Страница 12: ...x ThinkCentre E73 User Guide ...

Страница 13: ...tion of your computer do the following On the Microsoft Windows 7 operation system click Start right click Computer and select Properties to view the information On the Microsoft Windows 8 or Windows 8 1 operating system go to the desktop and move your pointer to the top right or bottom right corner of the screen to display the charms Then click Settings PC info to view the information Memory Your...

Страница 14: ...face independent of data storage devices such as the hard disk drive or installed operating systems System Management SM Basic Input Output System BIOS and SM software The SM BIOS specification defines data structures and access methods in a BIOS that allows a user or application to store and retrieve information specific about the computer in question Wake on LAN Wake on LAN is an Ethernet comput...

Страница 15: ... drive bay One PCI Express x16 graphics card slot One secondary solid state drive bay optional One slim card reader drive bay Two hard disk drive bays one standard and one optional Two PCI Express x1 card slots Power supply Your computer comes with one of the following power supplies 180 watt automatic voltage sensing power supply 240 watt automatic voltage sensing power supply Security features C...

Страница 16: ...ating system Operating system s certified or tested for compatibility1 varies by model type Linux 1 The operating system s listed here are being certified or tested for compatibility at the time this publication goes to press Additional operating systems might be identified by Lenovo as compatible with your computer following the publication of this manual This list is subject to change To determi...

Страница 17: ...5 2 to 3048 m Storage 50 to 35 000 ft 15 2 to 10 668 m Electrical input Input voltage Low range Minimum 100 V ac Maximum 127 V ac Input frequency range 50 60 Hz Voltage selection switch setting 115 V ac High range Minimum 200 V ac Maximum 240 V ac Input frequency range 50 60 Hz Voltage selection switch setting 230 V ac Lenovo programs Your computer comes with Lenovo programs to help you work more ...

Страница 18: ...ograms available on the Windows 7 operating system Program name Icon name Communications Utility Lenovo Web Conferencing Fingerprint Manager Pro or ThinkVantage Fingerprint Software Lenovo Fingerprint Manager Pro or Lenovo Fingerprint Reader Lenovo Bluetooth Lock Lenovo Bluetooth Lock Lenovo Reach Lenovo Reach Lenovo SHAREit Lenovo SHAREit Lenovo Solution Center Lenovo System Health and Diagnostic...

Страница 19: ...ice over IP VOIP experience Fingerprint Manager Pro or ThinkVantage Fingerprint Software Windows 7 Windows 8 and Windows 8 1 The integrated fingerprint reader provided on some keyboards enables you to enroll your fingerprint and associate it with your power on password hard disk password and Windows password As a result fingerprint authentication can replace passwords and enable simple and secure ...

Страница 20: ...p and support information Lenovo ThinkVantage Tools Windows 7 The Lenovo ThinkVantage Tools program guides you to a host of information sources and provides easy access to various tools to help you work more easily and securely Lenovo Tools Windows 8 and Windows 8 1 The Lenovo Tools program guides you to a host of information sources and provides easy access to various tools to help you work more ...

Страница 21: ...k across multiple monitors to improve your productivity Locations This section provides information to help you locate the connectors on the front and rear of your computer parts on the system board and components and internal drives in your computer Locating connectors controls and indicators on the front of your computer Figure 1 Front connector control and indicator locations on page 9 shows th...

Страница 22: ...ard slots 2 11 Ethernet connector 12 Security lock slot 13 Padlock loop Note If your computer is installed with a graphics card ensure that you use the monitor connectors on the graphics card Connector Description Audio line in connector Used to receive audio signals from an external audio device such as a stereo system When you attach an external audio device a cable is connected between the audi...

Страница 23: ... sound or if you use speech recognition software USB 2 0 connector Used to attach a device that requires a USB 2 0 connection such as a keyboard a mouse a scanner a printer or a personal digital assistant PDA USB 3 0 connector Used to attach a device that requires a USB 2 0 or 3 0 connection such as a keyboard a mouse a scanner a printer or a personal digital assistant PDA A USB 3 0 connector prov...

Страница 24: ...e Removing the computer cover on page 35 Figure 3 Component locations 1 Heat sink and fan assembly 2 Power supply assembly 3 Memory modules 2 4 Optical drive 5 Front audio and USB assembly 6 Front bezel 7 System fan assembly 8 Thermal sensor 9 Hard disk drive 10 PCI Express card installed in some models 11 Heat sink fan duct 12 ThinkCentre E73 User Guide ...

Страница 25: ...er connector 10 BIOS ROM 11 SATA 3 0 connectors 12 Power supply fan connector 13 SATA 2 0 connector 14 Front panel connector for connecting LED indicators and the power button 15 Front USB connector 1 for connecting USB ports 1 and 2 on the front bezel 16 Front USB connector 2 for connecting an additional USB device 17 Clear CMOS Complementary Metal Oxide Semiconductor Recovery jumper 18 Serial CO...

Страница 26: ...rectly connect the cables to the drive installed Refer to the appropriate section in Installing or replacing hardware on page 35 for instructions on how to install or replace internal drives for your computer Figure 5 Drive bay locations on page 14 shows the locations of the drive bays Figure 5 Drive bay locations 1 Secondary hard disk drive bay with a SATA solid state drive or a hybrid drive inst...

Страница 27: ...act Lenovo for help the machine type and model information helps support technicians to identify your computer and provide faster service The following is a sample of the machine type and model label Machine Type XXXX Model Number XXX Figure 6 Machine type and model label Chapter 1 Product overview 15 ...

Страница 28: ...16 ThinkCentre E73 User Guide ...

Страница 29: ...stem to help you get the most of your computer To access the Windows Help and Support information system do one of the following On the Windows 7 operating system click Start Help and Support On the Windows 8 or Windows 8 1 operating system move your pointer to the top right or bottom right corner of the screen to display the charms Then click Settings Help Additionally the Windows 8 1 operating s...

Страница 30: ...to the Start screen Using a pointing device Move the pointer to the extreme bottom left corner of the screen until a small representation of the Start screen is displayed then click the representation Using a touch screen Do one of the following Swipe in and out on the left edge of the screen Representations of all available workspaces are displayed along the left edge of the screen Tap the repres...

Страница 31: ...con Using a touch screen Swipe in and out on the left edge of the screen Representations of all available workspaces are displayed along the left edge of the screen Tap the Windows screen control icon at the bottom Note The Windows screen control icon is displayed only if you have at least one active workspace in the background of the system From the desktop or any other workspace that is opened f...

Страница 32: ...cessed workspace application PC settings or desktop do one of the following Using a pointing device Move the pointer to the extreme top left corner of the screen until the Windows screen control icon is displayed then click the icon Using a touch screen Swipe in from the left edge of the screen For information about using other features of the Windows 8 1 operating system open the Help Tips applic...

Страница 33: ...r the active program icon or object Note You can use the mouse or the Up and Down arrow keys to highlight menu selections On the Windows 7 operating system you can close the Start menu or the context menu by clicking the mouse or pressing Esc Using the wheel mouse The wheel mouse has the following controls 1 Primary mouse button Use this button to select or start a program or menu item 2 Wheel Use...

Страница 34: ...ar on the Windows 7 operating system do the following 1 From the Windows desktop click Start Control Panel Appearance and Personalization 2 In the Taskbar and Start Menu section click Customize icons on the taskbar 3 Click Turn system icons on or off and change the volume behaviors from Off to On 4 Click OK to save the new settings To add the volume icon to the taskbar on the Windows 8 or Windows ...

Страница 35: ...handling When handling and storing a CD or DVD follow these guidelines Hold the disc by its edges Do not touch the surface of the side that is not labeled To remove dust or fingerprints wipe the disc with a clean soft cloth from the center to the outside Wiping the disc in a circular direction might cause loss of data Do not write or stick paper on the disc Do not scratch or mark the disc Do not p...

Страница 36: ... the Corel DVD MovieFactory Lenovo Edition program click Start All Programs Corel DVD MovieFactory Lenovo Edition Corel DVD MovieFactory Lenovo Edition Follow the instructions on the screen To run the Power2Go program click Start All Programs PowerDVD Create Power2Go Follow the instructions on the screen On the Windows 8 operating system run the Power2Go program by doing the following 1 Move the p...

Страница 37: ...u arrange your workspace Comfort Although no single working position is ideal for everyone here are a few guidelines to help you find a position that suits you best Sitting in the same position for a long time can cause fatigue The backrest and seat of your chair should adjust independently and provide good support The seat should have a curved front to relieve pressure on the thighs Adjust the se...

Страница 38: ...le lengths The location of electrical outlets the length of power cords and cables that connect to the monitor printer and other devices might determine the final placement of your computer When arranging your workspace Avoid the use of extension cords When possible plug the computer power cord directly into an electrical outlet Keep power cords and cables neatly routed away from walkways and othe...

Страница 39: ...more information about how to use and configure Narrator see the Windows Help and Support information system Screen reader technologies Screen reader technologies are primarily focused on software program interfaces help information systems and a variety of online documents For additional information about screen readers see the following Using PDFs with screen readers http www adobe com accessibi...

Страница 40: ...about how to use and configure Magnifier see the Windows Help and Support information system Note For touch screen computer models you also can zoom in and zoom out by using touch gestures instead of the keyboard See Zoom on page 28 Zoom You can use the zoom feature to enlarge or reduce the size of text pictures maps or other objects From the keyboard Zoom in Press the Windows logo key the plus si...

Страница 41: ...reen Keyboard do the following For Windows 7 Click the Start button Then type On Screen Keyboard into the search field In the list of results click On Screen Keyboard For Windows 8 or Windows 8 1 Move your pointer to the top right or bottom right corner of the screen to display the charms and click Search Then type On Screen Keyboard into the search field In the list of results click On Screen Key...

Страница 42: ... addition some locations offer extended privileges and services to registered users To register your computer with Lenovo do one of the following Go to http www lenovo com register and follow the instructions on the screen to register your computer Connect your computer to the Internet and register your computer through a preinstalled registration program For Windows 7 The preinstalled Lenovo Prod...

Страница 43: ...es have been made on the computer such as hardware software or the computer call in location Note You might have to purchase a subscription to activate the Computrace Agent software Ability to enable and disable devices and USB connectors For more information see Enabling or disabling a device on page 89 Startup sequence control For more information see Selecting or changing the startup device seq...

Страница 44: ... prevent unauthorized people from gaining access to the inside of your computer Your computer comes with a padlock loop so that the computer cover cannot be removed when a padlock is installed 3 4 5 6 Figure 7 Installing a padlock 32 ThinkCentre E73 User Guide ...

Страница 45: ... Microsoft Windows operating system and through the BIOS of your computer to help deter unauthorized use of your computer BIOS passwords You can use the BIOS Setup Utility program to set passwords to prevent unauthorized access to your computer and data The following types of passwords are available Power On Password When a Power On Password is set you are prompted to type a valid password each ti...

Страница 46: ... which inbound and outbound connections are authorized If your computer is preintalled with a firewall program it helps protect against computer Internet security threats unauthorized access intrusions and Internet attacks It also protects your privacy For more information about how to use the firewall program refer to the help system of your firewall program The Windows operating system preinstal...

Страница 47: ... package that the part came in on a smooth level surface and place the part on it Do not place the part on the computer cover or other metal surface Installing or replacing hardware This section provides instructions on how to install or replace hardware for your computer You can expand the capabilities of your computer and maintain your computer by installing or replacing hardware Attention Do no...

Страница 48: ... locking device that secures the computer cover such as a padlock or a Kensington style cable lock See Locking the computer cover on page 32 and Attaching a Kensington style cable lock on page 33 5 Remove the two screws that secure the computer cover and slide the computer cover to the rear to remove it 3 4 5 6 Figure 9 Removing the computer cover Removing and reinstalling the front bezel Attentio...

Страница 49: ...the bottom of the front bezel with the corresponding holes in the chassis then pivot the front bezel inward until it snaps into position Figure 11 Reinstalling the front bezel What to do next To work with another piece of hardware go to the appropriate section To complete the installation or replacement go to Completing the parts replacement on page 76 Accessing the system board components and dri...

Страница 50: ...ving the computer cover on page 35 3 Remove the front bezel See Removing and reinstalling the front bezel on page 36 4 Pivot the drive bay assembly upward to access all the internal drives cables and other components 3 4 5 6 Figure 12 Pivoting the drive bay assembly upward 5 To lower the drive bay assembly press the drive bay assembly clip 1 inward and pivot the drive bay assembly downward as show...

Страница 51: ... Express x16 graphics card slot To install or replace a PCI Express card do the following 1 Turn off the computer and disconnect all power cords from electrical outlets 2 Remove the computer cover See Removing the computer cover on page 35 3 Depending on whether you are installing or replacing a PCI Express card do one of the following If you are installing a PCI Express card remove the screw that...

Страница 52: ...is held in place by a retaining latch press the card retaining latch 1 as shown to disengage the latch Grasp the card and gently pull it out of the slot 4 Remove the new PCI Express card from its static protective package 5 Install the new PCI Express card into the appropriate slot on the system board See Locating parts on the system board on page 13 Note If you are installing a PCI Express x16 gr...

Страница 53: ... Remove the computer cover See Removing the computer cover on page 35 3 Remove the front bezel See Removing and reinstalling the front bezel on page 36 4 Pivot the drive bay assembly upward to gain access to the memory slots See Accessing the system board components and drives on page 37 5 Remove the heat sink fan duct See Replacing the heat sink and fan assembly on page 58 6 Locate the memory slo...

Страница 54: ...stall the PCI Express x16 graphics card if you have removed it What to do next To work with another piece of hardware go to the appropriate section To complete the installation or replacement go to Completing the parts replacement on page 76 Replacing the battery Attention Do not open your computer or attempt any repair before reading and understanding the Important safety information on page v Yo...

Страница 55: ...g the old battery 5 Install a new battery Figure 19 Installing a new battery 6 Reinstall the computer cover and connect the cables See Completing the parts replacement on page 76 Note When the computer is turned on for the first time after replacing the battery an error message might be displayed This is normal after replacing the battery 7 Turn on the computer and all attached devices 8 Use the S...

Страница 56: ...5 3 Remove the front bezel See Removing and reinstalling the front bezel on page 36 4 Note the location of the four screws 1 that secure the hard disk drive Then pivot the drive bay assembly upward 3 4 5 6 Figure 20 Pivoting the drive bay assembly 5 Hold the hard disk drive and remove the four screws that secure the hard disk drive Then remove the hard disk drive from the drive bay assembly 3 4 5 ...

Страница 57: ...rive 8 Position the new hard disk drive into the hard disk drive bay and align the screw holes in the new hard disk drive with the corresponding holes in the drive bay Then install the four screws to secure the new hard disk drive in place 3 4 5 6 Figure 23 Installing the hard disk drive What to do next To work with another piece of hardware go to the appropriate section To complete the installati...

Страница 58: ...ve the computer cover See Removing the computer cover on page 35 3 Remove the front bezel See Removing and reinstalling the front bezel on page 36 4 Pivot the drive bay assembly upward See Accessing the system board components and drives on page 37 5 Disconnect the signal cable and the power cable from the optical drive 6 Hold the optical drive and remove the two screws that secure the optical dri...

Страница 59: ...nward and pivot the drive bay assembly downward as shown Figure 25 Lowering the drive bay assembly 8 Slide the optical drive out of the front of the computer Figure 26 Removing the optical drive Chapter 5 Installing or replacing hardware 47 ...

Страница 60: ... optical drive 10 Hold the new optical drive and pivot the drive bay assembly upward Align the screw holes in the new optical drive with the corresponding holes in the drive bay Then install the two screws to secure the new optical drive in place Figure 28 Installing the optical drive 48 ThinkCentre E73 User Guide ...

Страница 61: ...nformation on page v This section provides instructions on how to replace the solid state drive The solid state drive is only available in some models It might be installed in the hard disk drive bay or on the bottom of the optical drive bay To replace the solid state drive in the hard disk drive bay see Replacing the solid state drive in the hard disk drive bay on page 49 To replace the solid sta...

Страница 62: ...ter 2 Take the new solid state drive out of the static protective package 3 Position the solid state drive into the storage converter so that the holes in the drive are aligned with the corresponding holes in the converter Then install the four screws to secure the solid state drive to the converter Figure 31 Installing the solid state drive into the storage converter 50 ThinkCentre E73 User Guide...

Страница 63: ...omputer cover on page 35 3 Remove the front bezel See Removing and reinstalling the front bezel on page 36 4 Pivot the drive bay assembly upward See Accessing the system board components and drives on page 37 5 Note the cable routing and disconnect the signal cable and the power cable from the solid state drive See Locating parts on the system board on page 13 6 Remove the screw 1 and then careful...

Страница 64: ...the new solid state drive out of the static protective package 9 Slide the new solid state drive into the solid state drive bracket as shown until the four holes in the drive are aligned with the corresponding holes in the bracket Then install the four screws to secure the new solid state drive to the bracket Figure 34 Installing the solid state drive into the bracket 52 ThinkCentre E73 User Guide...

Страница 65: ...is secured by the three retaining clips 1 on the bottom of the optical drive bay 3 4 5 6 Figure 35 Installing the solid state drive bracket 11 Install the screw 1 to secure the bracket on the bottom of the optical drive bay Chapter 5 Installing or replacing hardware 53 ...

Страница 66: ...h another piece of hardware go to the appropriate section To complete the installation or replacement go to Completing the parts replacement on page 76 Replacing the power supply assembly Attention Do not open your computer or attempt any repair before reading and understanding the Important safety information on page v This section provides instructions on how to replace the power supply assembly...

Страница 67: ...he computer cover on page 35 3 Remove the front bezel See Removing and reinstalling the front bezel on page 36 4 Pivot the drive bay assembly upward Then pivot the two plastic retaining clips outward to remove the heat sink fan duct from the failing heat sink and fan assembly 3 4 5 6 Figure 37 Removing the heat sink fan duct 5 Disconnect the power supply assembly cables from all drives and from th...

Страница 68: ...downward to release the power supply assembly and then slide the power supply assembly to the front of the computer Lift the power supply assembly out of the computer 3 4 5 6 Figure 38 Removing the power supply assembly 7 Make sure that the new power supply assembly is the correct replacement 56 ThinkCentre E73 User Guide ...

Страница 69: ... of the chassis Then install the three screws to secure the new power supply assembly in place Note Use only screws provided by Lenovo 3 4 5 6 Figure 39 Installing the power supply assembly 9 Connect the new power supply assembly cables to all drives and the system board See Locating parts on the system board on page 13 Chapter 5 Installing or replacing hardware 57 ...

Страница 70: ... not open your computer or attempt any repair before reading and understanding the Important safety information on page v This section provides instructions on how to replace the heat sink and fan assembly CAUTION The heat sink and fan assembly might be very hot Before you open the computer cover turn off the computer and wait several minutes until the computer is cool To replace the heat sink and...

Страница 71: ...ink fan duct from the failing heat sink and fan assembly 3 4 5 6 Figure 41 Removing the heat sink fan duct 5 Disconnect the heat sink and fan assembly cable from the microprocessor fan connector on the system board See Locating parts on the system board on page 13 Chapter 5 Installing or replacing hardware 59 ...

Страница 72: ...the bottom of the heat sink and fan assembly 8 Place the new heat sink and fan assembly on the system board so that the four screws are aligned with the corresponding holes in the system board Note Position the new heat sink and fan assembly so that the heat sink and fan assembly cable is toward the microprocessor fan connector on the system board 9 Follow the following sequence to install the fou...

Страница 73: ...hot Before you open the computer cover turn off the computer and wait several minutes until the computer is cool To replace the microprocessor do the following 1 Turn off the computer and disconnect all power cords from electrical outlets 2 Remove the computer cover See Removing the computer cover on page 35 3 Remove the heat sink and fan assembly See Replacing the heat sink and fan assembly on pa...

Страница 74: ...essor 3 Figure 44 Accessing the microprocessor 6 Lift the microprocessor straight up and out of the microprocessor socket Figure 45 Removing the microprocessor Notes a Your microprocessor and socket might look different from the one illustrated 62 ThinkCentre E73 User Guide ...

Страница 75: ...iner is fully open 8 Remove the protective cover that protects the gold contacts of the new microprocessor 9 Hold the new microprocessor by its sides and align the small triangle on one corner of the new microprocessor with the corresponding small triangle on one corner of the microprocessor socket 10 Lower the new microprocessor straight down into the microprocessor socket on the system board Fig...

Страница 76: ...on page 36 4 Pivot the drive bay assembly upward to gain access to the system fan assembly See Accessing the system board components and drives on page 37 5 Remove the hard disk drive for easier access to the system fan assembly See Replacing the hard disk drive on page 43 6 Remove the heat sink fan duct See Replacing the heat sink and fan assembly on page 58 7 Note the cable routing and disconnec...

Страница 77: ...ard disk drive See Replacing the hard disk drive on page 43 What to do next To work with another piece of hardware go to the appropriate section To complete the installation or replacement go to Completing the parts replacement on page 76 Replacing the front audio and USB assembly Attention Do not open your computer or attempt any repair before reading and understanding the Important safety inform...

Страница 78: ... USB and front audio cables to the system board See Locating parts on the system board on page 13 10 Reconnect the front audio and USB assembly cables to the front audio connector and the front USB connector on the system board See Locating parts on the system board on page 13 11 Lower the drive bay assembly See Accessing the system board components and drives on page 37 12 Reinstall the front bez...

Страница 79: ...outlets 2 Remove the computer cover See Removing the computer cover on page 35 3 Remove the screw that secures the WiFi adapter card 4 Grasp the WiFi adapter card that is installed and gently pull it out of the slot Figure 50 Removing the WiFi adapter card Note The card fits tightly into the card slot If necessary alternate moving each side of the card a small amount until it is removed from the c...

Страница 80: ...ont and rear WiFi antenna cables from the WiFi card module Figure 51 Removing the WiFi antenna cables 2 Remove the two screws that secure the WiFi card module to the WiFi adapter card Figure 52 Removing the screws that secure the WiFi card module 68 ThinkCentre E73 User Guide ...

Страница 81: ... out of the mini PCI Express slot to remove it from the WiFi adapter card Figure 53 Removing the WiFi card module Installing the WiFi units To install the WiFi units do the following Chapter 5 Installing or replacing hardware 69 ...

Страница 82: ...stall the two screws to secure the WiFi card module to the WiFi adapter card Figure 54 Installing the WiFi card module 2 Connect the front antenna cable and rear antenna cable to the WiFi card module Figure 55 Connecting the WiFi antenna cables 70 ThinkCentre E73 User Guide ...

Страница 83: ...Completing the parts replacement on page 76 Installing or removing the rear WiFi antenna Attention Do not open your computer or attempt any repair before reading and understanding the Important safety information on page v This section provides instructions on how to install or remove the rear WiFi antenna Installing the rear WiFi antenna To install the rear WiFi antenna do the following 1 Turn of...

Страница 84: ...on page 76 Removing the rear WiFi antenna To remove the rear WiFi antenna do the following 1 Turn off the computer and disconnect all power cords from electrical outlets 2 Straighten the rear WiFi antenna so that it can be more easily twisted 3 Hold the thicker end of the rear WiFi antenna and unscrew the WiFi antenna from the rear of the computer 3 4 5 6 Figure 58 Removing the rear WiFi antenna W...

Страница 85: ...ll or remove the front WiFi antenna Installing the front WiFi antenna To install the front WiFi antenna do the following 1 Turn off the computer and disconnect all power cords from electrical outlets 2 Remove the computer cover See Removing the computer cover on page 35 3 Remove the front bezel See Removing and reinstalling the front bezel on page 36 4 Peel off the paper that protects the stickers...

Страница 86: ...ection To complete the installation or replacement go to Completing the parts replacement on page 76 Removing the front WiFi antenna To remove the front WiFi antenna do the following 1 Turn off the computer and disconnect all power cords from electrical outlets 2 Remove the computer cover See Removing the computer cover on page 35 3 Remove the front bezel See Removing and reinstalling the front be...

Страница 87: ...section provides instructions on how to replace the keyboard or mouse To replace the keyboard or mouse do the following 1 Disconnect the old keyboard cable or mouse cable from the computer 2 Connect a new keyboard or mouse to one of the USB connectors on the computer Depending on where you want to connect the new keyboard or mouse see Locating connectors controls and indicators on the front of you...

Страница 88: ...ides of the computer chassis to avoid interference with closing the computer cover 3 Lower the drive bay assembly See Accessing the system board components and drives on page 37 4 If you have removed the front bezel reinstall it 5 Position the computer cover on the chassis so that the rail guides on the computer cover engage the rails on the chassis Then slide the computer cover to the front of th...

Страница 89: ...ll come with the CRU or will come a few days after the CRU arrives Obtaining device drivers You can obtain device drivers that are not preinstalled in your operating system at http www lenovo com support Installation instructions are provided in readme files with the device driver files Chapter 5 Installing or replacing hardware 77 ...

Страница 90: ...78 ThinkCentre E73 User Guide ...

Страница 91: ... screen c When the installation process completes the Enhanced Backup and Restore icon is activated 2 There are a variety of methods to choose from when considering how to recover in the event of a software or hardware related problem Some methods vary depending on the type of operating system that is installed 3 The product on the recovery media may be used only for the following purposes Restore...

Страница 92: ...2 Repeatedly press and release the F12 key when turning on the computer When the Please select boot device window opens release the F12 key 3 Select the desired startup device and press Enter The restore process begins 4 Follow the instructions on the screen to complete the operation Note After restoring your computer hard disk drive to the factory default state you might have to reinstall device ...

Страница 93: ...y workspace enables you to locate files on your hard disk drive and transfer them to a network drive or other recordable media such as a USB device or a disc This solution is available even if you did not back up your files or if changes were made to the files since your last backup operation You can also rescue individual files from a Rescue and Recovery backup on your local hard disk drive a USB...

Страница 94: ...scue medium This section provides instructions on how to create a rescue medium on different operating systems To create a rescue medium on the Windows 7 operating system do the following 1 From the Windows desktop click Start All Programs Lenovo ThinkVantage Tools Enhanced Backup and Restore The Rescue and Recovery program opens 2 In the Rescue and Recovery main window click the Launch advanced R...

Страница 95: ...n Reinstalling preinstalled device drivers This section provides instructions on how to reinstall preinstalled device drivers Attention When you reinstall device drivers you are changing the current configuration of your computer Reinstall device drivers only when it is necessary to correct a problem with your computer To reinstall the device driver for a factory installed device do the following ...

Страница 96: ...s you are changing the current configuration of your computer Reinstall device drivers only when it is necessary to correct a problem with your computer For more information about reinstalling device drivers that came with your computer see Reinstalling preinstalled applications and device drivers on page 83 Solving recovery problems If you are unable to access the Rescue and Recovery workspace or...

Страница 97: ... affecting your files section click Get started Resetting your computer to the factory default settings You can reset your computer to the factory default settings Resetting the computer will reinstall the operating system and reinstall all the programs and settings that came with your computer Attention If you reset your computer all your personal files and settings will be deleted To avoid data ...

Страница 98: ...stem if Windows 8 or Windows 8 1 fails to start The Windows recovery environment on your computer is capable of operating independently from the Windows 8 or Windows 8 1 operating system This enables you to recover or repair the operating system even if the Windows 8 or Windows 8 1 operating system fails to start After two consecutive failed boot attempts the Windows recovery environment starts au...

Страница 99: ...s and exit the Setup Utility program Press Enter when prompted to confirm the exit The error message will not be displayed again Press F2 to bypass the error message and log in to the operating system Note You have to enable the configuration change detection feature for the POST to detect the removal of the hard disk drive To enable the configuration change detection feature do the following 1 St...

Страница 100: ...nfiguration settings If you are responsible for maintaining the configuration settings of several computers you might want to set an Administrator Password When an Administrator Password is set you are prompted to type a valid password each time you try to access the Setup Utility program The Setup Utility program cannot be accessed until a valid password is typed in If both the Power On Password ...

Страница 101: ...on the computer and leave it on for approximately 10 seconds Then turn off the computer by holding the power switch for approximately five seconds 7 Repeat step 1 through step 3 8 Move the Clear CMOS Recovery jumper back to the standard position pin 1 and pin 2 9 Reinstall the computer cover and connect the power cord See Completing the parts replacement on page 76 Enabling or disabling a device T...

Страница 102: ... Startup Sequence the Automatic Startup Sequence and the Error Startup Sequence Read the information displayed on the right side of the screen 4 Press F10 to save and exit the Setup Utility program See Exiting the Setup Utility program on page 91 Enabling ErP LPS compliance mode Lenovo computers meet the eco design requirements of the ErP Lot 3 regulation For more information go to http www lenovo...

Страница 103: ...e Setup Utility program See Starting the Setup Utility program on page 87 2 From the Setup Utility program main menu select Power After Power Loss and press Enter 3 Select Power On and press Enter 4 Press F10 to save changes and exit the Setup Utility program Press Enter when prompted to confirm the exit Exiting the Setup Utility program After you finish viewing or changing settings press Esc to r...

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Страница 105: ...ailable in a TXT file that is included with the update files For most models you can download either an update program to create a system program update disc or an update program that can be run from the operating system Updating flashing the BIOS from a disc This section provides instructions on how to update flash the BIOS from a disc Note You can download a self starting bootable disc image kno...

Страница 106: ...all attached devices and the computer Then disconnect all power cords from electrical outlets and disconnect all cables that are connected to the computer 2 Remove the computer cover See Removing the computer cover on page 35 3 Locate the Clear CMOS Recovery jumper on the system board See Locating parts on the system board on page 13 4 Remove any cables that impede access to the Clear CMOS Recover...

Страница 107: ...roblems Obtain updated device drivers from Lenovo 1 Go to http www lenovo com support 2 Click Download drivers 3 Select the machine type of your computer from the machine type list 4 Click the category of device for which you need the device driver 5 Click the appropriate device driver 6 Download and install the device driver Updating your operating system Microsoft makes updates available for the...

Страница 108: ...ates critical and recommended updates or all updates so the list you choose from contains only those update types that are of interest to you To open the System Update program see Accessing Lenovo programs on the Windows 7 operating system on page 5 or Accessing Lenovo programs on the Windows 8 or Windows 8 1 operating system on page 6 If the System Update program is not currently installed on you...

Страница 109: ...r on the screen does not move smoothly with the optical mouse you might need to clean the mouse To clean an optical mouse do the following 1 Turn off your computer 2 Disconnect the mouse cable from the computer 3 Turn the mouse upside down to check the lens a If there is a smudge on the lens gently clean the area with a plain cotton tipped swab b If there is debris in the lens gently blow the debr...

Страница 110: ... drivers updating software or installing new software Keep your computer software up to date See Keeping your computer current on page 95 for more information Keep a log book Entries might include major software or hardware changes device driver updates intermittent problems and what you did to resolve them and any minor issues you might have experienced A log book can help you or a Lenovo technic...

Страница 111: ... the other ends from the computer 6 Note where any remaining cables are attached to the computer then remove them 7 If you saved the original shipping cartons and packing materials use them to pack the units If you are using different cartons cushion the units to avoid damage Chapter 9 Preventing problems 99 ...

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Страница 113: ...e sure that it is switched on The power indicator on the front of the computer is on The computer voltage matches the voltage available at the electrical outlet for your country or region The monitor screen is blank Verify that The monitor signal cable is correctly connected to the monitor and to the appropriate monitor connector on the computer The monitor power cord is correctly connected to the...

Страница 114: ...older configuration settings do not solve the problem or have adverse effects To restore a captured configuration do the following For Windows 7 Click Start Control Panel System and Security System System Protection System Restore For Windows 8 or Windows 8 1 Open Control Panel and then click System and Security System System Protection System Restore Note For detailed information on how to open C...

Страница 115: ... problems on page 117 USB problems on page 118 Audio problems Select your symptom from the following list No audio in Windows on page 103 An audio disc or AutoPlay enabled disc does not automatically play when it is inserted into a drive on page 104 Sound comes from one external speaker only on page 104 No audio in DOS applications or games on page 104 No audio in Windows Symptom No audio in Windo...

Страница 116: ...only Actions Ensure that the speaker cable is inserted completely into the connector on the computer Make sure the cable that attaches the left speaker to the right speaker is securely connected Double click the speaker icon in the Windows notification area A master volume control window opens Verify that the Balance settings are set correctly If these actions do not correct the problem you might ...

Страница 117: ...roblem with your CD or DVD drive or the cabling to your CD or DVD drive Make sure that the power cable and signal cable are securely connected to the drive Unable to use a startable bootable recovery medium such as the Product Recovery CD to start your computer Symptom Unable to use a startable bootable recovery medium such as the Product Recovery CD to start your computer Action Make sure that th...

Страница 118: ...ing DVD movie Symptom No audio or intermittent audio while playing DVD movie Actions Check the volume control settings on your computer and on your speakers Make sure that the disc surface is clean and not scratched Check all cable connections to and from the speakers Use the DVD menu for the video to select a different audio track If these actions do not correct the problem run the diagnostic pro...

Страница 119: ...ograms on page 118 for instructions If you need technical assistance see Chapter 11 Getting information help and service on page 121 Keyboard mouse or pointing device problems Select your symptom from the following list All or some keys on the keyboard do not work on page 107 The mouse or pointing device does not work on page 108 The pointer on the screen does not move smoothly with the mouse on p...

Страница 120: ... pointing device Verify that the device drivers for the mouse or pointing device are installed correctly If you are using a USB keyboard or mouse verify that the USB connectors are enabled in the BIOS settings See Enabling or disabling a device on page 89 If these actions do not correct the problem run the diagnostic programs see Diagnostic programs on page 118 for instructions If you need technic...

Страница 121: ...r inactivity on page 109 The monitor works when you turn on the computer but goes blank when you start some application programs on page 109 The image appears to be flickering on page 110 The image is discolored on page 110 Wrong characters appear on the screen Symptom Wrong characters appear on the screen Action Have the computer serviced For details see Chapter 11 Getting information help and se...

Страница 122: ...cause screen discoloration 2 Adjust the placement of the monitor and other devices so that they are at least 305 mm 12 inches apart 3 Turn on the monitor You can reset the refresh rate through your operating system Control Panel On the Windows 7 operating system click Start Control Panel Hardware and Sound Adjust screen resolution Advanced Settings Then click the Monitor tab and select a new refre...

Страница 123: ...onnect to the network Symptom Your computer cannot connect to the network Actions Ensure that The cable is installed properly The network cable must be securely connected to both the Ethernet connector of your computer and the RJ45 connector of the hub The maximum allowable distance from the computer to hub is 100 meters If the cable is connected and the distance is within acceptable limits but th...

Страница 124: ...parent reason Symptom The adapter stops working for no apparent reason Action The network driver files may be corrupt or missing Update the driver by referring to the Solution description for the procedure to make sure that the correct device driver is installed The Wake on LAN feature is not working Symptom The Wake on LAN WOL feature is not working Actions Make sure that WOL is enabled in the BI...

Страница 125: ...dset or headphone is connected using the Headset profile or AV profile Action Do the following 1 Exit the application that uses the sound device for example Windows Media Player 2 Open Control Panel Note For detailed information on how to open Control Panel on Windows 8 and Windows 8 1 see Accessing Control Panel on the Windows 8 or Windows 8 1 operating system on page 20 3 Click Hardware and Soun...

Страница 126: ...st option in each SCSI chain or the end of the SCSI cable is terminated correctly All external SCSI options are turned on External SCSI options must be turned on before the computer is turned on For more information see your SCSI documentation Verify that the option and any required device drivers are installed correctly If these actions do not correct the problem run the diagnostic programs see D...

Страница 127: ...s is displayed Follow the instructions on the screen Method 3 1 On the Windows 7 operating system click Start Computer On the Windows 8 operating system open File Explorer and click Computer On the Windows 8 1 operating system open File Explorer 2 Right click your C drive entry and then click Properties 3 Click Disk Cleanup 4 Click Clean up system files 5 Click the More Options tab 6 In the Progra...

Страница 128: ...ot correct the problem run the diagnostic programs see Diagnostic programs on page 118 for instructions If you need technical assistance see Chapter 11 Getting information help and service on page 121 Printer problems Symptom The printer does not work Actions Verify that 1 The printer is turned on and is online 2 Paper is loaded correctly 3 The printer signal cable is securely connected to the cor...

Страница 129: ...the correct order Action Some software developed before the year 2000 used only the last two digits of a year to sort dates always assuming the first two digits were 19 Consequently these programs sort dates out of order Check with your software manufacturer to see if any updates are available Many software manufacturers make updates available from the World Wide Web Software does not work as expe...

Страница 130: ...he USB connector and to the USB device If the USB device has its own power cord make sure that it is attached to a properly grounded electrical outlet If the USB device has its own On Off switch make sure that it is in the On position If the USB device has an Online switch make sure that it is in the Online position If the USB device is a printer make sure that paper is loaded correctly Make sure ...

Страница 131: ... speak to a Lenovo technical support representative Lenovo ThinkVantage Toolbox The Lenovo ThinkVantage Toolbox program helps you maintain your computer improve computing security diagnose computer problems get familiar with the innovative technologies provided by Lenovo and get more information about your computer You can use the diagnostics feature of the Lenovo ThinkVantage Toolbox program to t...

Страница 132: ...vice in the startup device sequence See Selecting or changing the startup device sequence on page 90 2 Make sure that the computer is turned on and then insert the disc into the optical drive The diagnostic program opens Note You can insert the disc into the optical drive when you are setting the startup device sequence However if you insert the disc into the optical drive when you have already en...

Страница 133: ...t or bottom right corner of the screen to display the charms Then click Settings Help Safety and Warranty The Safety Warranty and Setup Guide that is provided with your computer contains information on safety setup warranty and notices Read and understand all safety information before using this product Lenovo Web site The Lenovo Web site http www lenovo com provides up to date information and ser...

Страница 134: ...ograms see Diagnostic programs on page 118 You can also get the latest technical information and download device drivers and updates from Lenovo Support Web site at http www lenovo com support Calling for service During the warranty period you can get help and information by telephone through the Customer Support Center The following services are available during the warranty period Problem determ...

Страница 135: ...nty service Service methods and procedures vary by country and some services might not be available in all countries International Warranty Service is delivered through the method of service such as depot carry in or on site service that is provided in the servicing country Service centers in certain countries might not be able to service all models of a particular machine type In some countries f...

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Страница 137: ...ublication Lenovo may make improvements and or changes in the product s and or the program s described in this publication at any time without notice The products described in this document are not intended for use in implantation or other life support applications where malfunction may result in injury or death to persons The information contained in this document does not affect or change Lenovo...

Страница 138: ...soft Windows and Windows Media are trademarks of the Microsoft group of companies Intel is a trademark of Intel Corporation in the U S and or other countries DisplayPort is a Trademark of the Video Electronics Standards Association Linux is a registered trademark of Linus Torvalds Other company product or service names may be trademarks or service marks of others 126 ThinkCentre E73 User Guide ...

Страница 139: ...tallation This equipment generates uses and can radiate radio frequency energy and if not installed and used in accordance with the instructions may cause harmful interference to radio communications However there is no guarantee that interference will not occur in a particular installation If this equipment does cause harmful interference to radio or television reception which can be determined b...

Страница 140: ...äglichkeit Dieses Produkt entspricht den Schutzanforderungen der EU Richtlinie 2004 108 EG früher 89 336 EWG zur Angleichung der Rechtsvorschriften über die elektromagnetische Verträglichkeit in den EU Mitgliedsstaaten und hält die Grenzwerte der EN 55022 Klasse B ein Um dieses sicherzustellen sind die Geräte wie in den Handbüchern beschrieben zu installieren und zu betreiben Des Weiteren dürfen a...

Страница 141: ...s which connect to the power mains with rated current less than or equal to 20 A per phase Lenovo product service information for Taiwan Keyboard and mouse compliance statement for Taiwan Eurasian compliance mark Brazil regulatory notice Ouvir sons com mais de 85 decibéis por longos períodos pode provocar danos ao sistema auditivo Mexico regulatory notice Advertencia En Mexico la operación de este...

Страница 142: ...guration of your computer and the country or region where the computer was purchased you might have received additional printed regulatory notices All regulatory notices are available on the Lenovo Support Web site in electronic format To access electronic copies of the documentation go to http www lenovo com UserManuals 130 ThinkCentre E73 User Guide ...

Страница 143: ...and recovery of WEEE and to minimize any potential effects of EEE on the environment and human health due to the presence of hazardous substances For additional WEEE information go to http www lenovo com recycling Recycling information for Japan Collecting and recycling a disused Lenovo computer or monitor If you are a company employee and need to dispose of a Lenovo computer or monitor that is th...

Страница 144: ... a lithium battery must comply with local ordinances and regulations Recycling information for Brazil Declarações de Reciclagem no Brasil Descarte de um Produto Lenovo Fora de Uso Equipamentos elétricos e eletrônicos não devem ser descartados em lixo comum mas enviados à pontos de coleta autorizados pelo fabricante do produto para que sejam encaminhados e processados por empresas especializadas no...

Страница 145: ...o indicate that they are to be collected separately and recycled at end of life The label on the battery may also include a chemical symbol for the metal concerned in the battery Pb for lead Hg for mercury and Cd for cadmium Users of batteries and accumulators must not dispose of batteries and accumulators as unsorted municipal waste but use the collection framework available to customers for the ...

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Страница 147: ...ardous substances in electrical and electronic equipment RoHS recast or RoHS 2 For more information about Lenovo progress on RoHS go to http www lenovo com social_responsibility us en RoHS_Communication pdf China RoHS Turkish RoHS The Lenovo product meets the requirements of the Republic of Turkey Directive on the Restriction of the Use of Certain Hazardous Substances in Electrical and Electronic ...

Страница 148: ...Ukraine RoHS India RoHS RoHS compliant as per E Waste Management Handling Rules 2011 136 ThinkCentre E73 User Guide ...

Страница 149: ...Appendix E China Energy Label Copyright Lenovo 2013 2014 137 ...

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Страница 151: ...lectricity Reduced electrical consumption contributes to potential financial savings a cleaner environment and the reduction of greenhouse gas emissions For more information about ENERGY STAR go to http www energystar gov Lenovo encourages you to make efficient use of energy an integral part of your day to day operations To help in this endeavor set the following power management features to take ...

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Страница 153: ...rivers 77 devices handling static sensitive 35 diagnostics programs using 122 diagnostics troubleshooting 101 DisplayPort connector 11 documentation using 122 drivers device 77 drives bays 14 specifications 14 E environment operating 5 Ethernet 2 Ethernet connector 11 exiting Setup Utility 91 expansion 3 external options installing 35 F failure recovering from POST BIOS 94 features 1 flashing the ...

Страница 154: ...r WiFi antenna installing removing 71 recovering from a POST BIOS update failure 94 software 79 recovery boot block 94 operations backup and 80 problems solving 84 recovery media creating and using 79 removing computer cover 35 replacing battery 42 hard disk drive 43 heat sink and fan assembly 58 microprocessor 61 solid state drive 49 Rescue and Recovery 79 workspace Rescue and Recovery 81 Rescue ...

Страница 155: ...g flashing the BIOS 93 system programs 93 updating flashing the BIOS 94 USB 2 0 connector 11 USB 3 0 connector 11 using a rescue medium creating and 82 diagnostic programs 122 documentation 122 other services 123 passwords 87 Setup Utility 87 V VGA monitor connector 11 video subsystem 1 viewing and changing settings 87 W warranty information 121 WiFi units WiFi adapter card WiFi card module WiFi a...

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