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Lenovo ThinkCentre M78, User Manual

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Locking the computer cover

Locking the computer cover helps 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.

Figure 7. Installing a padlock

32

ThinkCentre M78 User Guide

Summary of Contents for ThinkCentre M78

Page 1: ...ThinkCentre M78 User Guide Machine Types 1562 1565 1662 1663 1765 1766 2011 2110 2111 2112 10BN 10BQ and 10BR ...

Page 2: ...ion on page v and Appendix A Notices on page 129 Sixth Edition December 2013 Copyright Lenovo 2012 2013 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 ...

Page 3: ...22 Adjusting audio 22 About your computer audio 22 Setting the volume from the desktop 22 Setting the volume from Control Panel 23 Using CDs and DVDs 23 Handling and storing CD and DVD media 24 Playing a CD or DVD 24 Recording a CD or DVD 24 Chapter 3 You and your computer 27 Accessibility and comfort 27 Arranging your workspace 27 Comfort 27 Glare and lighting 28 Air circulation 28 Electrical out...

Page 4: ...er On Password 96 Administrator Password 96 Hard Disk Password 96 Setting changing and deleting a password 96 Erasing lost or forgotten passwords clearing CMOS 97 Enabling or disabling a device 97 Selecting a startup device 98 Selecting a temporary startup device 98 Selecting or changing the startup device sequence 98 Enabling ErP compliance mode 98 ICE performance mode 99 ICE thermal alert 99 Exi...

Page 5: ... Commission Declaration of Conformity 131 Eurasian compliance mark 133 Additional regulatory information 133 Appendix C WEEE and recycling information 135 Important WEEE information 135 Recycling information for Japan 135 Recycling information for Brazil 136 Battery recycling information for Taiwan 136 Battery recycling information for the European Union 136 Appendix D Restriction of Hazardous Sub...

Page 6: ...iv ThinkCentre M78 User Guide ...

Page 7: ... 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 from a produc...

Page 8: ...power adapter or other object Doing 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 cl...

Page 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...

Page 10: ...nshine 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 beverages on top of or beside the computer or other attached devices If liquid is spilled on or in the computer or an ...

Page 11: ...ot view directly with optical instruments and avoid direct exposure to the beam Power supply statement Never remove the cover on a power supply or any part that has the following label attached Hazardous voltage current and energy levels are present inside any component that has this label attached There are no serviceable parts inside these components If you suspect a problem with one of these pa...

Page 12: ...x ThinkCentre M78 User Guide ...

Page 13: ...en to display the charms Then click Settings PC info to view the information Microprocessor Your computer comes with one of the following microprocessors internal cache size varies by model type AMD A4 microprocessor AMD A6 microprocessor AMD A8 microprocessor AMD A10 microprocessor Memory Your computer supports up to four double data rate 3 unbuffered dual inline memory modules DDR3 UDIMMs Intern...

Page 14: ...ables your computer to run with better thermal and acoustic performance The ICE function also monitors the thermal performance of your computer to identify thermal problems For more information see ICE performance mode on page 99 and ICE thermal alert on page 99 System Management SM Basic Input Output System BIOS and SM software The SM BIOS specification defines data structures and access methods ...

Page 15: ...ess x1 card slot One PCI Express x16 graphics card slot Two hard disk drive bays Two optical drive bays Two PCI card slots For more information see Locating internal drives on page 14 Power supply Your computer comes with one of the following types of power supply 280 watt automatic voltage sensing power supply 450 watt automatic voltage sensing power supply Security features Ability to enable and...

Page 16: ...crosoft Windows 8 1 operating system Operating system s certified or tested for compatibility1 varies by model type Linux Microsoft Windows XP Professional SP 3 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 publi...

Page 17: ...ow range Minimum 100 V ac Maximum 127 V ac Input frequency range 50 to 60 Hz High range Minimum 200 V ac Maximum 240 V ac Input frequency range 50 to 60 Hz Lenovo programs Your computer comes with Lenovo programs to help you work more easily and securely Depending on the Windows operating system preinstalled the programs might vary Accessing Lenovo programs on the Windows 7 operating system On the...

Page 18: ...g green text Note If you do not find the program you need in Control Panel open the Lenovo ThinkVantage Tools program navigation window and double click the dimmed icon to install the program you need Then follow the instructions on the screen When the installation process completes the program icon will be activated and you can find the program in Control Panel The programs and the corresponding ...

Page 19: ... Lenovo Support Password Manager System Update An introduction to Lenovo programs This topic provides a brief introduction to some Lenovo programs Note Depending on your computer model some of the programs might not be available Communications Utility The Communications Utility program provides a central location for integrated camera and microphone settings It controls advanced settings for the i...

Page 20: ...enovo Welcome program introduces you to some innovative built in features of Lenovo and guides you through a few important setup tasks to help you make the most of your computer Password Manager The Password Manager program automatically captures and fills in authentication information for Windows programs and Web sites Power Manager The Power Manager program provides convenient flexible and compl...

Page 21: ...mputer Figure 1 Front connector control and indicator locations on page 9 shows the locations of the connectors controls and indicators on the front of your computer Figure 1 Front connector control and indicator locations 1 Hard disk drive activity indicator 5 USB 2 0 connector USB port 1 2 Power indicator 6 Headphone connector 3 Power switch 7 Microphone connector 4 Optical drive eject close but...

Page 22: ...Serial port 1 11 Audio line in connector 3 PS 2 keyboard and mouse connectors optional 12 PCI Express x16 graphics card slot 4 VGA monitor connector 13 PCI Express x1 card slot 5 DisplayPort connector 1 14 PCI card slots 2 6 USB 3 0 connectors USB ports 5 to 8 15 Cable lock slots 2 7 USB 2 0 connectors USB ports 3 and 4 16 Optional serial port Serial port 2 8 Ethernet connector 17 DisplayPort conn...

Page 23: ...to attach a microphone to your computer when you want to record sound or if you use speech recognition software PS 2 keyboard connector optional Used to attach a keyboard that uses a PS 2 keyboard connector PS 2 mouse connector optional Used to attach a mouse a trackball or other pointing devices that use a PS 2 mouse connector Serial port Used to attach an external modem a serial printer or other...

Page 24: ...ard disk drive bay 2 Memory modules 10 Primary hard disk drive 3 Optical drive 11 PCI card installed in some models 4 Front audio and USB assembly 12 Cover presence switch intrusion switch installed in some models 5 Thermal sensor 13 Rear fan assembly 6 Internal speaker installed in some models 14 Power supply assembly 7 Front fan assembly installed in some models 15 Microprocessor 8 Secondary har...

Page 25: ... Memory slot 1 DIMM 1 18 Clear CMOS Complementary Metal Oxide Semiconductor Recovery jumper 5 Memory slot 2 DIMM 2 19 Serial COM2 connector 6 Memory slot 3 DIMM 3 20 Internal speaker connector 7 Memory slot 4 DIMM 4 21 Front audio connector 8 Thermal sensor connector 22 PCI card slots 2 9 4 pin power connectors 2 23 PCI Express x1 card slot 10 14 pin power connector 24 PCI Express x16 graphics car...

Page 26: ... section in Installing or replacing hardware on page 37 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 Bay 1 Optical drive bay with an optical drive installed in some models 2 Bay 2 Optical drive bay 3 Bay 3 Card reader drive bay or mSATA solid state drive b...

Page 27: ...ter When you contact 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 Figure 6 Machine type and model label Chapter 1 Product overview 15 ...

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Page 29: ...ystem 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 ...

Page 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...

Page 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...

Page 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...

Page 33: ...en the Start menu On the Windows 8 or Windows 8 1 operating system press the Windows key to switch between the current workspace and the Start screen The style of the Windows logo varies depending on the keyboard type The context menu key is located next to the Ctrl key on the right side of the Spacebar Pressing the context menu key opens the context menu for the active program icon or object Note...

Page 34: ...use the connectors provided on the audio adapter Each audio solution provides at least three audio connectors audio line in connector audio line out connector and Microphone connector On some models a fourth connector is provided for the attachment of unpowered stereo speakers speakers that do not require an ac power source The audio adapter provides you with the ability to record and play back so...

Page 35: ...wing 1 On the Windows 7 operating system click Start Control Panel Hardware and Sound On the Windows 8 or Windows 8 1 operating system open Control Panel and click Hardware and Sound 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 2 In the Sound section click Adjust syste...

Page 36: ...pport the tray with one hand and then push on the center of the CD or DVD until it snaps into place 3 Press the Eject Load button again or gently push the tray forward to close the tray The CD or DVD player program starts automatically For additional information refer to the CD or DVD player program help system To remove a CD or DVD from the DVD drive do the following 1 With the computer on press ...

Page 37: ...l to open the program 3 Follow the instructions on the screen On the Windows 8 1 operating system run the Power2Go program by doing the following 1 On the start screen click the arrow icon in the bottom left corner to go to the Apps screen Then type Power2Go in the search box in the top right corner of the screen 2 Click Power2Go in the search result to open the program 3 Follow the instructions o...

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Page 39: ...your operating system others can be purchased through vendors or accessed through the World Wide Web http www lenovo com healthycomputing Arranging your workspace To get the most from your computer arrange both the equipment you use and your work area to suit your needs and the kind of work you do Your comfort is of foremost importance but light sources air circulation and the location of electric...

Page 40: ...arity of the image on the screen try them only after you have exhausted other methods of reducing glare Dust buildup compounds problems associated with glare Remember to clean your monitor screen periodically using a soft cloth as directed in your monitor documentation Air circulation Your computer and monitor produce heat The computer has a fan that pulls in fresh air and forces out hot air The m...

Page 41: ...er or relocate your computer to another country or region you must be certain that you have matched your computer to the voltage available at your electrical outlet CAUTION You must know the voltage of the electrical connection outlet where your computer will be connected If you do not know the voltage contact your local electric company or refer to official Web sites or other literature for trave...

Page 42: ... outlet style different from the type you are currently using you will have to purchase either electrical plug adapters or new power cords You can order power cords directly from Lenovo For power cord information and part numbers go to http www lenovo com powercordnotice 30 ThinkCentre M78 User Guide ...

Page 43: ... turn on the computer an error message will be displayed To bypass the error message and log in to the operating system do the following 1 Properly install or close your computer cover See Completing the parts replacement on page 84 2 Press F1 to enter the Setup Utility program Then press F10 to save and exit the Setup Utility program The error message will not be displayed again Ability to enable...

Page 44: ...elps 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 Figure 7 Installing a padlock 32 ThinkCentre M78 User Guide ...

Page 45: ...k slots on the rear of your computer See Locating connectors on the rear of your computer on page 10 To install a cable lock do the following 1 Insert the clip 1 into the cable lock slot 4 2 Pull the cables you want to lock through the dents in the cable lock 3 Press the clip 2 into the cable lock slot 3 until it snaps into position Figure 8 Installing a cable lock Chapter 4 Security 33 ...

Page 46: ...ft 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 time the c...

Page 47: ...ility program main menu select Security Fingerprint Setup and press Enter The Fingerprint Setup window opens 3 Select Preboot Authentication or Erase Fingerprint Data as desired and press Enter 4 Select the desired settings and press Enter 5 Press F10 to save changes and exit the Setup Utility program Press Enter when prompted to confirm the exit Using and understanding firewalls A firewall can be...

Page 48: ...For more information about how to use your antivirus software refer to the help system of your antivirus software 36 ThinkCentre M78 User Guide ...

Page 49: ...t setting the part down When this is not possible place the static protective 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 a...

Page 50: ...rn off all attached devices and the computer 2 Disconnect all power cords from electrical outlets 3 Disconnect the power cords Input Output cables and any other cables that are connected to the computer See Locating connectors controls and indicators on the front of your computer on page 9 and Locating connectors on the rear of your computer on page 10 4 Remove any locking device that secures the ...

Page 51: ...mputer or attempt any repair before reading and understanding the Important safety information on page v This section provides instructions on how to remove and reinstall the front bezel To remove and reinstall the front bezel 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 38 Chapte...

Page 52: ...he installation or replacement go to Completing the parts replacement on page 84 Installing or replacing a PCI card 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 replace a PCI card Your computer has two standard PCI card slots one PCI Express x1 card slot ...

Page 53: ...epending on whether you are installing or replacing a PCI card do one of the following If you are installing a PCI card remove the appropriate metal slot cover If you are replacing an old PCI card grasp the old card that is currently installed and gently pull it out of the slot Chapter 5 Installing or replacing hardware 41 ...

Page 54: ...aining latch 1 as shown to disengage the latch Grasp the card and gently pull it out of the slot 5 Remove the new PCI card from its static protective package 6 Install the new 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 graphics card ensure that the memory slot retaining clips are closed before yo...

Page 55: ...e a memory module Your computer has four slots for installing or replacing DDR3 UDIMMs that provide up to a maximum of 32 GB system memory When installing or replacing a memory module use 2 GB 4 GB or 8 GB DDR3 UDIMMs in any combination up to a maximum of 32 GB The following table provides information about the memory module installation rules that you should consider when installing or removing a...

Page 56: ... the memory slots See Locating parts on the system board on page 13 5 Remove any parts that might prevent your access to the memory slots Depending on your computer model you might need to remove the PCI Express x16 graphics card for easier access to the memory slots See Installing or replacing a PCI card on page 40 6 Depending on whether you are installing or replacing a memory module do one of t...

Page 57: ...ing a memory module 8 Reinstall 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 84 Installing or replacing the optical drive Attention Do not open your computer or attempt any repair before reading and understanding...

Page 58: ... remove the plastic panel in the front bezel for the drive bay you want to use If there is a metal static shield installed in the drive bay remove the metal static shield If you are replacing an optical drive disconnect the signal cable and the power cable from the rear of the optical drive press the blue release button and then slide the optical drive out of the front of the computer Figure 18 Re...

Page 59: ...install the front bezel See Removing and reinstalling the front bezel on page 39 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 84 Installing or replacing the card reader Attention Do not open your computer or attempt any repair before reading and understanding the Impor...

Page 60: ... 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 38 3 Remove the front bezel See Removing and reinstalling the front bezel on page 39 4 Locate the card reader drive bay See Locating internal drives on page 14 5 Pivot the card reader retainer to the left and slide...

Page 61: ...em board on page 13 9 Reinstall the front bezel See Removing and reinstalling the front bezel on page 39 Note You might have to remove the card reader cover 2 from the front bezel To remove the card read cover pivot the two retaining clips 1 that secure the card reader cover outwards and then completely disengage the card reader cover from the front bezel Figure 25 Removing the card reader cover C...

Page 62: ...e connected to the computer 2 Remove the computer cover See Removing the computer cover on page 38 3 Remove the front bezel See Removing and reinstalling the front bezel on page 39 4 Locate the card reader See Locating components on page 12 5 Disconnect the card reader cable from the USB connector on the system board See Locating parts on the system board on page 13 6 Press the blue retaining clip...

Page 63: ...ings for built in features such as parallel port assignments configuration A battery keeps this information active when you turn off the computer The battery normally requires no charging or maintenance throughout its life however no battery lasts forever If the battery fails the date time and configuration information including passwords are lost An error message is displayed when you turn on the...

Page 64: ...r 7 Using the Setup Utility program on page 95 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 84 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...

Page 65: ...ct a problem with one of these parts contact a service technician To replace the power supply assembly 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 38 3 Disconnect the power supply assembly cables from the system board and all drives See Locating parts on the system board on page ...

Page 66: ... Reconnect the power supply assembly cables to the system board and each of the drives 11 Secure the power supply assembly cables with the cable clips and ties in the chassis 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 84 Replacing the heat sink and fan assembly Atten...

Page 67: ...hen fully remove screw 3 Note Carefully remove the four screws from the system board to avoid any possible damage to the system board The four screws cannot be removed from the heat sink and fan assembly Figure 32 Removing the heat sink and fan assembly 7 Lift the failing heat sink and fan assembly off the system board Notes a You might have to gently twist the heat sink and fan assembly to free i...

Page 68: ...The heat sink and microprocessor might be very hot Turn off the computer and wait three to five minutes to let the computer cool before removing the computer cover To replace the microprocessor do the following 1 Remove all media from the drives and turn off all attached devices and the computer Then disconnect all power cords from electrical outlets and disconnect all cables that are connected to...

Page 69: ...ssor socket Figure 34 Removing the microprocessor Notes a Your microprocessor and socket might look different from the one illustrated b Note the orientation of the microprocessor in the socket You can look for the small triangle 1 on one corner of the microprocessor This is important when installing the new microprocessor on the system board Chapter 5 Installing or replacing hardware 57 ...

Page 70: ...he system board What to do next To work with another piece of hardware go to the appropriate section To complete the replacement go to Completing the parts replacement on page 84 Replacing the primary hard disk drive 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 repl...

Page 71: ...ll a new hard disk drive into the blue bracket flex the bracket and align pin 1 pin 2 pin 3 and pin 4 on the bracket with the corresponding holes in the hard disk drive Do not touch the circuit board 5 on the bottom of the hard disk drive Figure 36 Installing the hard disk drive into the bracket Chapter 5 Installing or replacing hardware 59 ...

Page 72: ...information on page v Note Your computer comes with a secondary hard disk drive bay for installing or replacing a secondary 3 5 inch hard disk drive or a 2 5 inch solid state drive To install the solid state drive see Installing the solid state drive on page 62 This section provides instructions on how to replace the secondary hard disk drive To replace the secondary hard disk drive do the followi...

Page 73: ...e the hard disk drive from the bracket 7 To install a new hard disk drive into the blue bracket flex the bracket and align pin 1 pin 2 pin 3 and pin 4 on the bracket with the corresponding holes in the hard disk drive Do not touch the circuit board 5 on the bottom of the hard disk drive Figure 39 Installing the hard disk drive into the bracket Chapter 5 Installing or replacing hardware 61 ...

Page 74: ...hardware go to the appropriate section To complete the installation or replacement go to Completing the parts replacement on page 84 Installing the solid state drive 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 the 2 5 inch solid state drive To install the s...

Page 75: ...flex the bracket and align pin 1 pin 2 pin 3 and pin 4 on the bracket with the corresponding holes in the storage converter Figure 42 Installing the solid state drive with the storage converter into the hard disk drive bracket 3 Connect the signal cable and the power cable to the solid state drive 4 Install the solid state drive into the desired hard disk drive bay See Replacing the primary hard d...

Page 76: ...lets 2 Remove the computer cover See Removing the computer cover on page 38 3 Remove the front bezel See Removing and reinstalling the front bezel on page 39 4 Disconnect the front fan assembly cable from the power fan connector on the system board See Locating parts on the system board on page 13 5 The front fan assembly is attached to the chassis by four rubber mounts Remove the front fan assemb...

Page 77: ...ing the rear fan 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 rear fan assembly To replace the rear fan assembly do the following 1 Turn off the computer and disconnect all power cords from electrical outlets 2 Remove the computer cover See Remo...

Page 78: ...y pulling the rear fan assembly out of the chassis Note The new rear fan assembly will have four new rubber mounts attached Figure 45 Removing the rear fan assembly 6 Install the new rear fan assembly by aligning the new rubber mounts with the corresponding holes in the chassis and push the rubber mounts through the holes 66 ThinkCentre M78 User Guide ...

Page 79: ... 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 front audio and USB assembly To replace the front audio and USB assembly do the following 1 Turn off the computer and disconnect all power cords from electrical outlets 2 Remove the computer cover See Removin...

Page 80: ...re the front audio and USB assembly to the bracket 9 Install the front audio and USB assembly bracket into the chassis and align the screw hole in the bracket with the corresponding hole in the chassis 10 Install the screw to secure the bracket to the chassis 11 Reconnect the front audio and USB assembly cables to the front audio connector and the front USB connector on the system board See Locati...

Page 81: ... computer cover See Removing the computer cover on page 38 3 Locate the internal speaker connector on the system board See Locating parts on the system board on page 13 4 Disconnect the internal speaker cable from the system board 5 Push the metal tab 1 on the right side of the internal speaker and slide the internal speaker toward the right to completely remove it from the chassis Figure 48 Remov...

Page 82: ...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 thermal sensor To replace the thermal sensor 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 38 3 Remov...

Page 83: ...f the thermal sensor downward and then push the clip outward to release the clip Then disengage the plastic holder holding the thermal sensor from the chassis Figure 50 Removing the thermal sensor 7 Pull the entire thermal sensor out of the chassis Chapter 5 Installing or replacing hardware 71 ...

Page 84: ...eting the parts replacement on page 84 Replacing the cover presence switch 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 cover presence switch intrusion switch To replace the cover presence switch do the following 1 Turn off the computer and disconnect al...

Page 85: ...6 Remove the screw that secures the cover presence switch and remove the cover presence switch from the chassis Figure 52 Removing the cover presence switch Chapter 5 Installing or replacing hardware 73 ...

Page 86: ...o 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 84 Replacing the WiFi units 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 WiFi units The WiFi un...

Page 87: ...uter and disconnect all power cords from electrical outlets 2 Remove the computer cover See Removing the computer cover on page 38 3 At the rear of the computer press the release button 1 to open the PCI card latch 2 Figure 54 Opening the PCI card latch Chapter 5 Installing or replacing hardware 75 ...

Page 88: ...ecessary alternate moving each side of the card a small amount until it is removed from the card slot Removing the WiFi card module To remove the WiFi card module do the following 1 Remove the WiFi adapter card from the computer and then disconnect the front and rear WiFi antenna cables from the WiFi card module Figure 56 Removing the WiFi antenna cables 76 ThinkCentre M78 User Guide ...

Page 89: ...g the screws that secure the WiFi card module 3 Pull the WiFi card module out of the mini PCI Express slot to remove it from the WiFi adapter card Figure 58 Removing the WiFi card module Installing the WiFi units To install the WiFi units do the following Chapter 5 Installing or replacing hardware 77 ...

Page 90: ...the WiFi card module into the mini PCI Express slot and then install the two screws to secure the WiFi card module to the WiFi adapter card Figure 59 Installing the WiFi card module 78 ThinkCentre M78 User Guide ...

Page 91: ... board See Locating parts on the system board on page 13 4 Pivot the card latch to the closed position to secure the WiFi adapter card Figure 61 Installing the WiFi adapter card 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 84 Chapter 5 Installing or replacing hardware ...

Page 92: ...na to the rear WiFi antenna cable connector attached on the rear of the computer 3 Adjust the angle of the rear antenna to lower the risk of breaking the antenna by accident Figure 62 Installing the rear WiFi antenna 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 84 Remo...

Page 93: ... 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 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 ...

Page 94: ...s 5 Stick the front antenna to the front panel as shown Then insert the front antenna cable through the hole in the front panel Figure 65 Installing the front WiFi antenna 6 Connect the front antenna cable to the WiFi card module 82 ThinkCentre M78 User Guide ...

Page 95: ...move the front antenna and cable from the front of the computer Figure 66 Removing the front WiFi antenna 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 84 Replacing the keyboard or mouse Attention Do not open your computer or attempt any repair before reading and unders...

Page 96: ... to reinstall the computer cover and reconnect cables Depending on the parts you installed or replaced you might need to confirm the updated information in the Setup Utility program Refer to Chapter 7 Using the Setup Utility program on page 95 To reinstall the computer cover and reconnect cables to your computer do the following 1 Ensure that all components have been reassembled correctly and that...

Page 97: ...tyle cable lock on page 34 8 Reconnect the external cables and power cords to the computer See Locating connectors on the rear of your computer on page 10 9 To update your configuration refer to Chapter 7 Using the Setup Utility program on page 95 Note In most areas of the world Lenovo requires the return of the defective Customer Replaceable Unit CRU Information about this will come with the CRU ...

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Page 99: ... 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...

Page 100: ...n 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 drivers for some devices See Reinstalling device drivers on page 92 Perform...

Page 101: ...s 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 located on your local hard disk drive a USB device or...

Page 102: ...s Creating a rescue medium This section provides instructions on how to create a rescue medium 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 Rescue and Recove...

Page 103: ... 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 1...

Page 104: ...rs 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 91 Solving recovery problems If you are unable to access the Rescue and Recovery workspace o...

Page 105: ... 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 ...

Page 106: ...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...

Page 107: ...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 Star...

Page 108: ...guration 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 and...

Page 109: ...urn 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 84 Enabling or disabling a devi...

Page 110: ... Error Startup Sequence Read the information displayed on the right side of the screen 4 Press F10 to save changes and exit the Setup Utility program See Exiting the Setup Utility program on page 100 Enabling ErP compliance mode You can enable the energy related products directive ErP compliance mode through the Power menu in the Setup Utility program to reduce the consumption of electricity when ...

Page 111: ...ling Better Thermal Performance your computer will run at a better thermal level with normal acoustic performance To configure the ICE performance mode do the following 1 Start the Setup Utility program See Starting the Setup Utility program on page 95 2 From the Setup Utility program main menu select Power 3 Select Intelligent Cooling Engine ICE The Intelligent Cooling Engine ICE window is displa...

Page 112: ...ng or changing settings press Esc to return to the Setup Utility program main menu You might have to press Esc several times Do one of the following If you want to save the new settings press F10 to save changes and exit the Setup Utility program If you do not want to save the settings select Exit Discard Changes and Exit and then press Enter When the Reset Without Saving window shows select Yes a...

Page 113: ...ilable 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 know...

Page 114: ...turn off 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 38 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 CMO...

Page 115: ...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...

Page 116: ...s 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 7 If the System Update program is not currently installed on your c...

Page 117: ...n 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 debris ...

Page 118: ...and any minor issues you might have experienced A log book can help you or a Lenovo technician determine if a problem is related to change in hardware change in software or some other action that might have taken place Create Product Recovery discs See Creating and using recovery media on page 87 for more information about using Product Recovery discs to restore the hard disk drive to the factory ...

Page 119: ...ter make 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...

Page 120: ...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...

Page 121: ...lems on page 123 USB problems on page 124 Audio problems Select your symptom from the following list No audio in Windows on page 109 An audio disc or AutoPlay enabled disc does not automatically play when it is inserted into a drive on page 110 Sound comes from one external speaker only on page 110 No audio in DOS applications or games on page 110 No audio in Windows Symptom No audio in Windows Ac...

Page 122: ...nly Actions Ensure that the speaker cable is inserted completely into the connector on the computer Ensure that 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...

Page 123: ...disc you might have a problem with your CD or DVD drive or the cabling to your CD or DVD drive Ensure 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 Acti...

Page 124: ...ovie Actions Check the volume control settings on your computer and on your speakers Ensure 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 Lenovo Solution Center program If you need technical assistance see Chapter 11 Getting in...

Page 125: ...ollowing list All or some keys on the keyboard do not work on page 113 The mouse or pointing device does not work on page 114 The pointer on the screen does not move smoothly with the mouse on page 114 The fingerprint reader does not work on page 114 The wireless keyboard does not work on page 114 All or some keys on the keyboard do not work Symptom All or some keys on the keyboard do not work Act...

Page 126: ...bling or disabling a device on page 97 If these actions do not correct the problem run the Lenovo Solution Center program If you need technical assistance see Chapter 11 Getting information help and service on page 125 The pointer on the screen does not move smoothly with the mouse Symptom The pointer on the screen does not move smoothly with the mouse Action Erratic movement of the mouse pointer ...

Page 127: ...creen Action Have the computer serviced For details see Chapter 11 Getting information help and service on page 125 The monitor works when you turn on the computer but goes blank after some period of computer inactivity Symptom The monitor works when you turn on the computer but goes blank after some period of computer inactivity Action The computer is probably set for energy savings with the powe...

Page 128: ...l Hardware and Sound Adjust screen resolution Advanced Settings Then click the Monitor tab and select a new refresh rate On the Windows 8 or Windows 8 1 operating system open Control Panel and click Hardware and Sound Adjust screen resolution Advanced Settings Then click the Monitor tab and select a new refresh rate Note For detailed information on how to open Control Panel on Windows 8 and Window...

Page 129: ...et 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 the problem persists try a different cable The cable is installed properly You are using the correct device driver On the Windows 7 operating system do the following 1 Click Start Control Pan...

Page 130: ...ferring to the Solution description for the procedure to ensure 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 Ensure that WOL is enabled in the BIOS Setup Utility program If it is check with your LAN administrator for the necessary settings If your computer is a Gigabit Ethernet model and you use a spee...

Page 131: ...el 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 ...

Page 132: ...se actions do not correct the problem run the Lenovo Solution Center program If you need technical assistance see Chapter 11 Getting information help and service on page 125 Performance and lockup problems Poor performance and lockup problems can be a result of any of the following Insufficient free hard disk drive space on page 120 Excessive number of fragmented files on page 121 Insufficient mem...

Page 133: ...hen click Properties 3 Click Disk Cleanup 4 Click Clean up system files 5 Click the More Options tab 6 In the Programs and Features area click the Clean up button 7 A list of installed programs is displayed Select the program that you want to remove Click Uninstall Change or Uninstall Clean out your Inbox Sent Items and Deleted Items folders from your e mail application The folder names and proced...

Page 134: ...er signal cable is securely connected to the correct parallel serial or USB connector on the computer Note Non IEEE approved printer signal cables might cause unpredictable problems 1 Any device drivers and other software that came with the printer are correctly installed 2 You have assigned the printer port correctly in your operating system application program or BIOS settings For more informati...

Page 135: ... a specific task within a software program refer to the help system for that program Help systems are typically accessible from a menu or button in the program and frequently from the F1 key If you are having difficulty with the Windows operating system or one of its components refer to the Windows help system It is accessible from the Windows Start menu To determine if problems are caused by newl...

Page 136: ... software supplied with the USB device is correctly installed Refer to the documentation for the USB device Reset the device by detaching and reattaching the USB connector If these actions do not correct the problem run the Lenovo Solution Center program to test the USB connector If the USB device came with its own diagnostics run those diagnostics against the USB device If you need technical assi...

Page 137: ... and Microsoft such as updating drivers accessing programs and accessing user manuals 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 the cursor to the top right or bottom right corner of the screen to display the charms Then click Settings Help Saf...

Page 138: ...d diagnostics on page 107 For information on additional resources to help you troubleshoot your computer problem see Information resources on page 125 If you suspect a software problem see the documentation that comes with the operating system or software program including readme files and online help Most computers come with a diagnostic program that help you identify hardware problems You can al...

Page 139: ...relocate it to a country where your desktop or notebook computer machine type is sold your computer might be eligible for International Warranty Service which automatically entitles you to obtain warranty service throughout the warranty period Service will be performed by service providers authorized to perform warranty service Service methods and procedures vary by country and some services might...

Page 140: ...might vary by country or region For more information about these services go to the Lenovo Web site at http www lenovo com 128 ThinkCentre M78 User Guide ...

Page 141: ...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...

Page 142: ...d Recovery ThinkCentre ThinkVantage Microsoft Windows and Windows Media are trademarks of the Microsoft group of companies AMD is a trademark of Advance Micro Devices Inc Linux is a registered trademark of Linus Torvalds Other company product or service names may be trademarks or service marks of others 130 ThinkCentre M78 User Guide ...

Page 143: ...which can be determined by turning the equipment off and on the user is encouraged to try to correct the interference by one or more of the following measures Reorient or relocate the receiving antenna Increase the separation between the equipment and receiver Connect the equipment into an outlet on a circuit different from that to which the receiver is connected Consult an authorized dealer or se...

Page 144: ...chern beschrieben zu installieren und zu betreiben Des Weiteren dürfen auch nur von der Lenovo empfohlene Kabel angeschlossen werden Lenovo übernimmt keine Verantwortung für die Einhaltung der Schutzanforderungen wenn das Produkt ohne Zustimmung der Lenovo verändert bzw wenn Erweiterungskomponenten von Fremdherstellern ohne Empfehlung der Lenovo gesteckt eingebaut werden Deutschland Einhaltung des...

Page 145: ...ormation For additional regulatory information refer to the Regulatory Notice shipped with your computer Depending on the configuration 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 do...

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Page 147: ...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...

Page 148: ... 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...

Page 149: ...dicate 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 retu...

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Page 151: ...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 ...

Page 152: ...Ukraine RoHS India RoHS RoHS compliant as per E Waste Management Handling Rules 2011 140 ThinkCentre M78 User Guide ...

Page 153: ...Appendix E China Energy Label Copyright Lenovo 2012 2013 141 ...

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Page 155: ...city 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 effect...

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Page 157: ...d 96 Description 11 device drivers 85 devices handling static sensitive 37 diagnostics program using 126 diagnostics troubleshooting 107 DisplayPort connector 11 documentation using 126 drivers device 85 drives bays 14 specifications 14 E environment operating 5 Ethernet 2 Ethernet connector 11 exiting Setup Utility 100 expansion 3 external options installing 37 F failure recovering from POST BIOS...

Page 158: ... features 3 power supply assembly replacing 52 power on self test POST 101 Power On Password 96 programs updating system 101 purchasing additional services 127 R rear connectors 10 rear fan assembly replacing 65 rear WiFi antenna installing removing 80 recovering from a POST BIOS update failure 102 software 87 recovery boot block 102 operations backup and 88 problems solving 92 recovery media crea...

Page 159: ...g 101 102 thermal sensor replacing 70 trademarks 130 troubleshooting basic 107 troubleshooting diagnostics 107 U updating flashing the BIOS 101 system programs 101 updating flashing the BIOS 102 USB 2 0 connector 11 USB 3 0 connector 11 using a rescue medium creating and 90 diagnostic program 126 documentation 126 other services 127 passwords 95 Setup Utility 95 V VGA monitor connector 11 video su...

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