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4. Pivot the drive bay assembly upward. See “Accessing the system board components and drives” on

page 118.

5. Disconnect the front audio and USB assembly cables from the system board. See “Locating parts on

the system board” on page 79.

Note:

Make sure you note the locations of the cables when you disconnect the cables from the system

board.

6. Remove the screw that secures the front audio and USB assembly bracket to the chassis to remove

the bracket from the chassis.

Figure 85. Removing the front audio and USB assembly

7. 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.

8. Install the screw to secure the bracket to the chassis.

9. Pivot the drive bay assembly upward and reconnect the front USB and front audio cables to the system

board. See “Locating parts on the system board” on page 79.

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 79.

11. Lower the drive bay assembly. See “Accessing the system board components and drives” on page 118.

12. Reinstall the front bezel. See “Removing and reinstalling the front bezel” on page 117.

13. To complete the installation or replacement, go to “Completing the parts replacement” on page 154.

Replacing the WiFi units

Attention:

Do not open your computer or attempt any repair before reading and understanding the “Important safety information”
on page 1.

This section provides instructions on how to replace the WiFi units. The WiFi units include a WiFi adapter
card, a WiFi card module, and a rear WiFi antenna cable.

Replacing the WiFi units involves the following operations:

144

ThinkCentre Hardware Maintenance Manual

Содержание ThinkCentre Edge 3484

Страница 1: ...ThinkCentre Hardware Maintenance Manual Machine Types 3484 3485 3492 3493 3496 and 3497 ...

Страница 2: ...on on page 3 and Appendix A Notices on page 161 Second Edition September 2012 Copyright Lenovo 2012 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: ...51 Serial port problems 51 Software problems 52 USB problems 53 Diagnostics 53 Lenovo Solution Center 53 Chapter 6 Using the Setup Utility program 55 Starting the Setup Utility program 55 Viewing and changing settings 55 Using passwords 55 Password considerations 56 Power On Password 56 Administrator Password 56 Hard Disk Password 56 Setting changing and deleting a password 56 Erasing lost or forg...

Страница 4: ... reinstalling the front bezel 117 Accessing the system board components and drives 118 Installing or replacing a PCI card 119 Installing or replacing a memory module 121 Replacing the battery 122 Replacing the hard disk drive 123 Replacing the optical drive 125 Replacing the power supply assembly 129 Replacing the heat sink and fan assembly 133 Replacing the microprocessor 136 Replacing the system...

Страница 5: ...492 on page 81 and Chapter 10 Replacing FRUs Machine Types 3493 3496 and 3497 on page 115 For FRU part numbers go to http www lenovo com serviceparts lookup Important safety information Be sure to read all caution and danger statements in this manual before performing any of the instructions Veuillez lire toutes les consignes de type DANGER et ATTENTION du présent document avant d exécuter les ins...

Страница 6: ...2 ThinkCentre Hardware Maintenance Manual ...

Страница 7: ...that other people will not trip over it Do not wear loose clothing that can be trapped in the moving parts of a machine Ensure that your sleeves are fastened or rolled up above your elbows If your hair is long fasten it Insert the ends of your necktie or scarf inside clothing or fasten it with a nonconductive clip approximately 8 centimeters 3 inches from the end Do not wear jewelry chains metal f...

Страница 8: ...re must be a complete circuit to cause an electric shock By observing the above rule you may prevent a current from passing through your body When using a tester set the controls correctly and use the approved probe leads and accessories for that tester Stand on suitable rubber mats obtained locally if necessary to insulate you from grounds such as metal floor strips and machine frames Observe the...

Страница 9: ...inspection guide The intent of this inspection guide is to assist you in identifying potentially unsafe conditions on these products Each machine as it was designed and built had required safety items installed to protect users and service personnel from injury This guide addresses only those items However good judgment should be used to identify potential safety hazards due to attachment of featu...

Страница 10: ...art Wear a grounded wrist strap against your skin to eliminate static on your body Prevent the part from touching your clothing Most clothing is insulative and retains a charge even when you are wearing a wrist strap Use the black side of a grounded work mat to provide a static free work surface The mat is especially useful when handling ESD sensitive devices Select a grounding system such as thos...

Страница 11: ...he installation and configuration procedures Connect and disconnect cables as described in the following tables when installing moving or opening covers on this product or attached devices To Connect To Disconnect 1 Turn everything OFF 2 First attach all cables to devices 3 Attach signal cables to connectors 4 Attach power cords to outlet 5 Turn device ON 1 Turn everything OFF 2 First remove power...

Страница 12: ...on exposure DANGER Some laser products contain an embedded Class 3A or Class 3B laser diode Note the following Laser radiation when open Do not stare into the beam do not view directly with optical instruments and avoid direct exposure to the beam 18 kg 37 lbs 32 kg 70 5 lbs 55 kg 121 2 lbs CAUTION Use safe practices when lifting CAUTION The power control button on the device and the power switch ...

Страница 13: ...Chapter 2 Safety information 9 ...

Страница 14: ... 18 kg 37 lbs 32 kg 70 5 lbs 55 kg 121 2 lbs 1 2 PERIGO A corrente elétrica proveniente de cabos de alimentação de telefone e de comunicações é perigosa 10 ThinkCentre Hardware Maintenance Manual ...

Страница 15: ...s aos dispositivos 3 Conecte os cabos de sinal aos conectores 4 Conecte os cabos de alimentação às tomadas 5 LIGUE os dispositivos 1 DESLIGUE Tudo 2 Primeiramente remova os cabos de alimentação das tomadas 3 Remova os cabos de sinal dos conectores 4 Remova todos os cabos dos dispositivos CUIDADO Ao substituir a bateria de lítio utilize apenas uma bateria com Número de Peça 45C1566 ou um tipo de ba...

Страница 16: ... e evite exposição direta ao feixe 18 kg 37 lbs 32 kg 70 5 lbs 55 kg 121 2 lbs CUIDADO Utilize procedimentos de segurança para levantar equipamentos CUIDADO O botão de controle de alimentação do dispositivo e o botão para ligar desligar da fonte de alimentação não desligam a corrente elétrica fornecida ao dispositivo O dispositivo também pode ter mais de um cabo de alimentação Para remover toda a ...

Страница 17: ...Chapter 2 Safety information 13 ...

Страница 18: ...1 2 14 ThinkCentre Hardware Maintenance Manual ...

Страница 19: ...1 2 Chapter 2 Safety information 15 ...

Страница 20: ...ésent produit ou des périphériques qui lui sont raccordés reportez vous aux instructions ci dessous pour connecter et déconnecter les différents cordons Connexion Déconnexion 1 Mettez les unités HORS TENSION 2 Commencez par brancher tous les cordons sur les unités 3 Branchez les câbles d interface sur des connecteurs 4 Branchez les cordons d alimentation sur des prises 5 Mettez les unités SOUS TEN...

Страница 21: ...à laser contiennent une diode à laser intégrée de classe 3A ou 3B Prenez connaissance des informations suivantes Rayonnement laser lorsque le carter est ouvert Evitez toute expositiondirecte au rayon laser Evitez de regarder fixement le faisceau ou del observer à l aide d instruments optiques 18 kg 37 lbs 32 kg 70 5 lbs 55 kg 121 2 lbs ATTENTION Soulevez la machine avec précaution ATTENTION L inte...

Страница 22: ...alten sind Zum Installieren Transportieren und Öffnen der Abdeckungen des Computers oder der angeschlossenen Einheiten die Kabel gemäß der folgenden Tabelle anschließen und abziehen Zum Anschließen der Kabel gehen Sie wie folgt vor Zum Abziehen der Kabel gehen Sie wie folgt vor 1 Schalten Sie alle Einheiten AUS 2 Schließen Sie erst alle Kabel an die Einheiten an 3 Schließen Sie die Signalkabel an ...

Страница 23: ...hier angegeben verwendet kann gefährliche Laserstrahlung auftreten VORSICHT Einige Lasergeräte enthalten eine Laserdiode der Klasse 3A oder 3B Beachten Sie Folgendes Laserstrahlung bei geöffneter Verkleidung Nicht in den Strahl blicken Keine Lupen oder Spiegel verwenden Strahlungsbereich meiden 18 kg 32 kg 55 kg ACHTUNG Arbeitsschutzrichtlinien beim Anheben der Maschine beachten ACHTUNG Mit dem Ne...

Страница 24: ...1 2 20 ThinkCentre Hardware Maintenance Manual ...

Страница 25: ...1 2 Chapter 2 Safety information 21 ...

Страница 26: ...azioni di installazione spostamento o apertura dei coperchi di questo prodotto o delle unità collegate Per collegarsi Per scollegarsi 1 SPEGNERE le apparecchiature 2 Innanzitutto collegare tutti i cavi alle unità 3 Collegare i cavi di segnale ai connettori 4 Collegare i cavi di alimentazione alla presa 5 Accendere l unità 1 SPEGNERE le apparecchiature 2 Innanzitutto rimuovere i cavi di alimentazio...

Страница 27: ...laser contengono un diodo laser di Classe 3A o Classe 3B Tener presente quanto segue Aprendo l unità vengono emesse radiazioni laser Non fissare il fascio non guardarlo direttamente con strumenti ottici ed evitare l esposizione al fascio 18 kg 32 kg 55 kg ATTENZIONE Prestare attenzione nel sollevare l apparecchiatura ATTENZIONE Il pulsante di controllo dell alimentazione presente sull unità e l in...

Страница 28: ...24 ThinkCentre Hardware Maintenance Manual ...

Страница 29: ...nstalación mantenimiento o reconfiguración de este producto durante una tormenta eléctrica Conecte todos los cables de alimentación a tomas de corriente debidamente cableadas y conectadas a tierra Cualquier equipo que se conecte a este producto también debe conectarse a tomas de corriente debidamente cableadas Siempre que sea posible utilice una sola mano para conectar o desconectar los cables de ...

Страница 30: ...spositivos PRECAUCIÓN Cuando sustituya una batería de litio utilice solamente una batería número de pieza 45C1566 u otra de tipo equivalente recomendada por el fabricante Si su sistema dispone de un módulo que contiene una batería de litio reemplácelo sólo con el mismo tipo de módulo del mismo fabricante La batería contiene litio y puede explotar si no se utiliza manipula o desecha correctamente N...

Страница 31: ...IÓN Adopte procedimientos seguros al levantar el equipo PRECAUCIÓN El botón de control de alimentación del dispositivo y el interruptor de alimentación de la fuente de alimentación no desconectan la corriente eléctrica suministrada al dispositivo Además el dispositivo podría tener más de un cable de alimentación Para suprimir toda la corriente eléctrica del dispositivo asegúrese de que todos los c...

Страница 32: ...28 ThinkCentre Hardware Maintenance Manual ...

Страница 33: ... with package Environment Air temperature Operating 10 C to 35 C 50 F to 95 F Non operating 40 C to 60 C 40 F to 140 F Non operating 10 C to 60 C 14 F to 140 F without package Humidity Operating 20 to 80 non condensing Non operating 20 to 90 non condensing Altitude Operating 50 to 10 000 ft 15 2 to 3 048 m Non operating 50 to 35 000 ft 15 2 to 10 668 m Electrical input Input voltage Low range Mini...

Страница 34: ...2 to 3 048 m Non operating 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 to 60 Hz Voltage selection switch setting 115 V ac High range Minimum 200 V ac Maximum 240 V ac Input frequency range 50 to 60 Hz Voltage selection switch setting 230 V ac Lenovo programs Your computer comes with Lenovo programs to help you...

Страница 35: ... of the programs might not be available Accessing Lenovo programs from Control Panel To access Lenovo programs from Control Panel click Start Control Panel Then depending on the program you want to access click the corresponding section and then click the corresponding green text Note If you do not find the program you need in Control Panel open the Lenovo ThinkVantage Tools program navigation win...

Страница 36: ...click a Lenovo program to launch it If a desired program is not in the list click the plus icon Press the Windows key to go to the Start screen Click a Lenovo program to launch it If you cannot find the program you need move the pointer to the bottom right corner of the screen to display the charms Then click the Search charm to search for the desired program Your computer supports the following L...

Страница 37: ... displayed error codes Listen for beep codes Look for readable instructions or a main menu on the display If you did not receive the correct response proceed to step 6 If you do receive the correct response proceed to step 7 6 Look at the following conditions and follow the instructions If you hear beep codes during POST go to Beep symptoms on page 61 If the computer displays a POST error go to PO...

Страница 38: ...d identical only if they 1 Are the exact machine type and models 2 Have the same BIOS level 3 Have the same adapters attachments in the same locations 4 Have the same address jumpers terminators cabling 5 Have the same software versions and levels 6 Have the same diagnostic diskettes version 7 Have the same configuration options set in the system 8 Have the same setup for operating system controll...

Страница 39: ...of the computer 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 correct...

Страница 40: ...ces that require ac power are connected to properly grounded functioning electrical outlets 3 Verify that all attached devices are enabled in the BIOS settings of your computer For more information about accessing and changing the BIOS settings refer to your Chapter 6 Using the Setup Utility program on page 55 4 Go to the Troubleshooting on page 37 and follow the instructions for the type of probl...

Страница 41: ...electrical safety information provided with your computer For your safety do not operate the computer with the cover removed 2 Run the diagnostic programs to ensure your computer is operating correctly 3 Reinstall the new hardware option or software following the manufacturer s instructions Select the problem your computer is experiencing from the following list Audio problems on page 37 CD proble...

Страница 42: ...Verify that the audio device drivers are correctly installed See Microsoft Windows help system for more information If these actions do not correct the problem run the diagnostic programs see Lenovo Solution Center on page 53 for instructions If you need technical assistance see Lenovo Support Web site on page 32 An audio disc or AutoPlay enabled disc does not automatically play when it is inserte...

Страница 43: ...does not work Actions Verify that the disc is inserted correctly with its label up Make sure that the disc you are using is clean To remove dust or fingerprints wipe the disc clean with a soft cloth from the center to the outside Wiping a disc in a circular motion might cause loss of data Verify that the disc you are using is not scratched or damaged Try inserting another disc that you know is goo...

Страница 44: ...for regional coding You might need to purchase a disc with coding for the region where you are using your computer If these actions do not correct the problem run the diagnostic programs see Lenovo Solution Center on page 53 for instructions If you need technical assistance see Lenovo Support Web site on page 32 No audio or intermittent audio while playing DVD movie Symptom No audio or intermitten...

Страница 45: ...ng the computer might overheat If these actions do not correct the problem run the diagnostic programs see Lenovo Solution Center on page 53 for instructions If you need technical assistance see Lenovo Support Web site on page 32 Hard disk drive problems Select your symptom from the following list Some or all hard disk drives missing from the Setup Utility program on page 41 No Operating System Fo...

Страница 46: ...e smoothly with the mouse on page 43 The wireless keyboard does not work on page 43 All or some keys on the keyboard do not work Symptom All or some keys on the keyboard do not work Actions Verify that the keyboard cable is securely connected to the correct connector on the computer If you are using an Enhanced Performance USB keyboard and one or more of the Rapid Access buttons are the only keys ...

Страница 47: ... does not move smoothly with the mouse Action Erratic movement of the mouse pointer is generally caused by a buildup of dirt oils and other contaminants on the ball inside the mouse Clean the mouse The fingerprint reader does not work Symptom The fingerprint reader does not work Action The following could cause the fingerprint reader not to operate properly Not enrolling your fingerprint correctly...

Страница 48: ...f computer inactivity Action The computer is probably set for energy savings with the power management feature If the power management feature is enabled disabling it or changing the settings might solve the problem If these actions do not correct the problem run the diagnostic programs see Lenovo Solution Center on page 53 for instructions If you need technical assistance see Lenovo Support Web s...

Страница 49: ...Advanced Settings Then click the Monitor tab and select a new refresh rate See your operating system documentation or help for further information on monitor settings If these actions do not correct the problem your monitor might need service See Lenovo Support Web site on page 32 for details The image is discolored Symptom The image is discolored Action The monitor might be affected by interferen...

Страница 50: ...r right click the highlighted adapter 5 Click Update Driver Software and then follow the instructions on the screen On the Windows 8 operating system do the following 1 Open Control Panel 2 Click Hardware and Sound 3 Click Device Manager If you are prompted for an administrator password or confirmation type the password or provide confirmation 4 If an exclamation mark is displayed next to an adapt...

Страница 51: ...te Make sure that the switch is 802 3ab compliant gigabit over copper 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 ra...

Страница 52: ...e Action The Windows 7 operating system sends PIM items in XML format but most Bluetooth enabled devices handle PIM items in vCard format If another Bluetooth enabled device can receive a file through Bluetooth a PIM item sent from the Windows 7 operating system might be saved as a file with the extension contact Option problems Use this information to diagnose problems with Lenovo hardware option...

Страница 53: ...ite on page 32 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 49 Excessive number of fragmented files on page 50 Insufficient memory on page 51 Make a selection from the above list to find out more about the corrective actions you can take Insufficient free hard disk drive space Symptom In...

Страница 54: ...cation If you need assistance see the help system for your e mail application Excessive number of fragmented files Symptom Excessive number of fragmented files Action Run the Windows Disk Defragmenter program Note Depending on the size of the hard disk drive and amount of data currently stored on the hard disk drive the disk defragmentation process might take up to several hours to complete On the...

Страница 55: ...apter 6 Using the Setup Utility program on page 55 If the problem persists run the tests described in the documentation that comes with your printer If you cannot correct the problem have the computer serviced See Lenovo Support Web site on page 32 Serial port problems Use this information to troubleshoot the serial port and devices attached to the serial port Symptom Serial port cannot be accesse...

Страница 56: ... that Your computer has the minimum memory requirements needed to use the software See the information supplied with the software to verify memory requirements If you just installed an adapter or memory you might have a memory address conflict The software is designed to operate on your computer Other software works on your computer The software you are using works correctly on another computer If...

Страница 57: ...ram to diagnose computer problems if your computer is running the Windows operating system Notes 1 Your computer is preinstalled with the Lenovo Solution Center program for diagnostic purposes For more information about the Lenovo Solution Center program see Lenovo Solution Center on page 53 2 If you are unable to isolate and repair the problem yourself after running the diagnostic program save an...

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Страница 59: ...l be prompted to do one of the following Press F1 to enter the Setup Utility program Note After you enter the Setup Utility program select Save Changes and Exit at the bottom of the screen The error message will not be displayed again Press F2 to bypass the error message and log in to the operating system Viewing and changing settings The Setup Utility program menu lists various items about the sy...

Страница 60: ...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 Administrator Password are set you can type either password However you must use your Administrator Password to change any configuration settings Hard Disk Password Setting a Hard Disk Password prevents unauthorized access to the data on the ...

Страница 61: ...ff 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 For machine types 1577 1579 and 1607 see Completing the parts replacement on page 112 For machine types 1578 1583 and 1652 see Completing the parts repl...

Страница 62: ...tartup 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 59 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 your computer is ...

Страница 63: ...he BIOS settings do the following 1 Start the Setup Utility program See Starting the Setup Utility program on page 55 2 From the Setup Utility program main menu select Exit OS Optimized Default 3 Depending on the operating system to be installed do one of the following To install the Windows 8 64 bit operating system select Enabled To install an operating system other than Windows 8 64 bit select ...

Страница 64: ...60 ThinkCentre Hardware Maintenance Manual ...

Страница 65: ...n The start up drive is not in the boot sequence in configuration Check the configuration and ensure the start up drive is in the boot sequence No operating system installed on the boot drive Install an operating system on the boot drive The boot sector on the start up drive is corrupted The drive must be formatted Do the following 1 Attempt to back up the data on the failing hard disk drive 2 Usi...

Страница 66: ...ations Checks the memory operation Starts the video operation Verifies that the boot drive is working If the POST detects a problem an error message appears on the screen A single problem can cause several error messages to appear When you correct the cause of the first error message the other error messages probably will not appear on the screen the next time you turn on the system POST Error cod...

Страница 67: ...age indicates that there is no microcode update image for the current microprocessor 0175 System Security Security data corrupted Press F1 to enter the Setup Utility program Then press F10 to save and exit the Setup Utility program 0176 System Security The system has been tampered with This error message is displayed when the computer is turned on with the cover open or removed Press F1 to enter t...

Страница 68: ...twork administrator is using correct MAC address 5 Ensure no interrupt or I O address conflicts 6 Network adapter advise network administrator of new MAC address Dead computer See Hard disk drive boot error on page 61 1 Power Supply 2 System Board Diskette drive in use light remains on or does not light when drive is active 1 Diskette Drive 2 System Board 3 Diskette Drive Cable Flashing cursor wit...

Страница 69: ...isk 1 If network administrator is using LCCM Hybrid RPL check startup sequence a First device network b Second device hard disk 2 Hard disk drive RPL computer does not RPL from server 1 Check startup sequence 2 Check the network adapter LED status Serial or parallel port device failure system board port 1 External Device Self Test OK 2 External Device 3 Cable 4 System Board Serial or parallel port...

Страница 70: ...ter to re test the system 4 Repeat steps 1 through 3 until you find the failing device or adapter cards If all devices and adapter cards have been removed and the problem continues replace the system board See Replacing the system board on page 98 or Replacing the system board on page 139 66 ThinkCentre Hardware Maintenance Manual ...

Страница 71: ...tions Locating connectors controls and indicators on the front of your computer Figure 1 Front connector control and indicator locations on page 67 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 connector USB port 1 2 Power indicator 6 Headphone connector...

Страница 72: ...t 6 Microphone connector 14 Ethernet connector 7 Audio line out connector 15 Optional serial port 8 Audio line in connector 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 audio line out connector of the device and the audio line in connector o...

Страница 73: ...that use a 9 pin serial port USB connector Used to attach a device that requires a USB connector such as a USB keyboard a USB mouse a USB scanner or a USB printer If you have more than eight USB devices you can purchase a USB hub which you can use to connect additional USB devices VGA monitor connector Used to attach a VGA monitor or other devices that use a VGA monitor connector Locating major FR...

Страница 74: ...locations The following table lists the major FRUs shown in Figure 3 Component locations on page 70 and identifies which FRUs also are self service CRUs or optional service CRUs 70 ThinkCentre Hardware Maintenance Manual ...

Страница 75: ...e Number FRU description Self service CRU Optional service CRU 1 Power supply assembly No Yes 2 Heat sink and fan assembly Yes No 3 Microprocessor No Yes 4 Memory modules Yes No 5 Optical drive Yes No 6 Front WiFi antenna No Yes 7 Front audio and USB assembly No Yes 8 Front bezel Yes No 9 Hard disk drive No Yes 10 System board No No 11 Battery Yes No 12 WiFi card module No Yes 13 WiFi adapter card...

Страница 76: ...r 14 Front USB connector 3 for connecting additional USB devices 4 Memory slot 1 DIMM1 15 Battery 5 Memory slot 2 DIMM2 16 Serial COM2 connector 6 Thermal sensor connector 17 Front audio connector 7 24 pin power connector 18 Internal speaker connector 8 Power fan connector 19 PCI Express x1 card slots 2 9 SATA connectors 3 20 PCI Express x16 graphics card slot 10 Front panel connector for connecti...

Страница 77: ...ppropriate section in Installing or replacing hardware on page 81 for instructions on how to install or replace internal drives for your computer Figure 5 Drive bay locations on page 73 shows the locations of the drive bays Figure 5 Drive bay locations 1 Bay 1 Optical drive bay with an optical drive installed on some models 2 Bay 2 Slim card reader drive bay 3 Bay 3 Primary hard disk drive bay wit...

Страница 78: ... connectors controls and indicators on the front of your computer Figure 6 Front connector control and indicator locations 1 Optical drive eject close button 5 USB connector USB port 2 2 Power switch 6 Microphone connector 3 Hard disk drive activity indicator 7 Headphone connector 4 Power indicator 8 USB connector USB port 1 74 ThinkCentre Hardware Maintenance Manual ...

Страница 79: ...onal serial port 6 Audio line out connector 13 Padlock loop 7 Audio line in connector 14 Voltage selection switch 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 audio line out connector of the device and the audio line in connector of the comp...

Страница 80: ...9 pin serial port USB connector Used to attach a device that requires a USB connector such as a USB keyboard a USB mouse a USB scanner or a USB printer If you have more than eight USB devices you can purchase a USB hub which you can use to connect additional USB devices VGA monitor connector Used to attach a VGA monitor or other devices that use a VGA monitor connector Locating major FRUs and CRUs...

Страница 81: ...Component locations The following table lists the major FRUs shown in Figure 8 Component locations on page 77 and identifies which FRUs also are self service CRUs or optional service CRUs Chapter 8 Locations 77 ...

Страница 82: ... description Self service CRU Optional service CRU 1 Power supply assembly No Yes 2 Microprocessor No Yes 3 Memory modules Yes No 4 Optical drive Yes No 5 Front WiFi antenna No Yes 6 Front bezel Yes No 7 Front audio and USB assembly No Yes 8 Front fan assembly No Yes 9 Hard disk drive No Yes 10 Battery Yes No 11 System board No No 12 WiFi card module No Yes 13 WiFi adapter card No Yes 14 Rear WiFi...

Страница 83: ...n connector 14 Front USB connector 3 for connecting additional USB devices 4 Memory slot 1 DIMM1 15 Battery 5 Memory slot 2 DIMM2 16 Serial COM2 connector 6 Thermal sensor connector 17 Front audio connector 7 24 pin power connector 18 Internal speaker connector 8 Power fan connector 19 PCI Express x1 card slots 2 9 SATA connectors 3 20 PCI Express x16 graphics card slot 10 Front panel connector fo...

Страница 84: ...size of the drive that you can install or replace in each bay and correctly connect the cables to the drive installed Refer to the appropriate section in Installing or replacing hardware on page 115 for instructions on how to install or replace internal drives for your computer Figure 10 Drive bay locations on page 80 shows the locations of the drive bays Figure 10 Drive bay locations 1 Bay 1 Opti...

Страница 85: ... a new part touch the static protective package containing the new part to a metal expansion slot cover or other unpainted metal surface on the computer for at least two seconds This reduces static electricity from the package and your body Remove the new part from the static protective package and directly install it in the computer without placing it on any other surface If it is hard for you to...

Страница 86: ...e following 1 Remove any media from the drives and turn 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 67 and Locating connectors on the rear of your computer on...

Страница 87: ...s 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 82 3 Remove the front bezel by releasing the three plastic tabs on the left side and pivoting the front bezel outward...

Страница 88: ...uter or attempt any repair before reading and understanding the Important safety information in the ThinkCentre User Guide To obtain a copy of the ThinkCentre User Guide go to http www lenovo com ThinkCentreUserGuides This section provides instructions on how to install or replace a PCI card Your computer has two PCI Express x1 card slots and one PCI Express x16 graphics card slot To install or re...

Страница 89: ...gure 14 Removing the screw that secures the PCI card latch 4 Depending 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 Chapter 9 Replacing FRUs Machine Types 3484 3485 and 3492 85 ...

Страница 90: ...eld 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 5 Remove the new PCI card from its static protective package 6 Install the new PCI card into the appropriate slot on the system board See Locating parts on the system board on page 72 Note If you are installing a PCI Express x16 graphics card make sur...

Страница 91: ... 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 computer Refer to the Lithium ...

Страница 92: ...ter or attempt any repair before reading and understanding the Important safety information in the ThinkCentre User Guide To obtain a copy of the ThinkCentre User Guide go to http www lenovo com ThinkCentreUserGuides This section provides instructions on how to install or replace a memory module Your computer has two slots for installing or replacing DDR3 UDIMMs that provide up to a maximum of 8 G...

Страница 93: ...hether you are installing or replacing a memory module do one of the following If you are replacing an old memory module open the retaining clips and gently pull the memory module out of the memory slot Figure 19 Removing a memory module If you are installing a memory module open the retaining clips of the memory slot into which you want to install the memory module Figure 20 Opening the retaining...

Страница 94: ...d understanding the Important safety information in the ThinkCentre User Guide To obtain a copy of the ThinkCentre User Guide go to http www lenovo com ThinkCentreUserGuides This section provides instructions on how to install or replace the optical drive Note The optical drive is only available in some models To replace an optical drive do the following 1 Turn off the computer and disconnect all ...

Страница 95: ...ay from the front and align the screw holes in the new optical drive with the corresponding holes in the drive bay Then install the three screws to secure the new optical drive in place Figure 23 Installing the optical drive Chapter 9 Replacing FRUs Machine Types 3484 3485 and 3492 91 ...

Страница 96: ...Guide go to http www lenovo com ThinkCentreUserGuides 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 Turn off the computer and wait three to five minutes to let the computer cool before removing the computer cover To replace the heat sink and fan assembly do the following 1 Turn off the computer and disco...

Страница 97: ...ottom 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 four scr...

Страница 98: ...rs and other body parts away CAUTION 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 parts contact a service technician To replace the power supply assem...

Страница 99: ...ge selection switch to 115 V If the voltage supply range in your local country or region is 200 240 V ac set the voltage selection switch to 230 V 7 Install the new power supply assembly into the chassis so that the screw holes in the power supply assembly align with those in the chassis 8 Install and tighten the four screws to secure the power supply assembly Note Use only screws provided by Leno...

Страница 100: ...ver on page 82 3 Lay the computer on its side for easier access to the system board 4 Remove the heat sink and fan assembly See Replacing the heat sink and fan assembly on page 92 Note Place the heat sink and fan assembly on its side so that the thermal grease on the bottom of it does not get in contact with anything 5 Lift the small handle 1 and open the retainer 2 to access the microprocessor 3 ...

Страница 101: ...e microprocessor Do not touch the gold contacts on the bottom d Do not drop anything onto the microprocessor socket while it is exposed The socket pins must be kept as clean as possible 7 Make sure that the small handle is in the raised position and the microprocessor retainer is fully open 8 Remove the protective cover that protects the gold contacts of the new microprocessor 9 Hold the new micro...

Страница 102: ...ding the Important safety information in the ThinkCentre User Guide To obtain a copy of the ThinkCentre User Guide go to http www lenovo com ThinkCentreUserGuides This section provides instructions on how to replace the system board CAUTION 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 c...

Страница 103: ...sor from the failing system board and install it on the new system board See Replacing the microprocessor on page 95 11 Install the new system board into the chassis by aligning the six mounting studs in the chassis with the corresponding holes in the new system board Carefully slide the new system board into the chassis until it is secured in place by the mounting studs Then install the six screw...

Страница 104: ...s into position 6 Carefully check the four corners of the socket cover to make sure that the cover is secured in the microprocessor socket 7 Follow any additional instructions included with the replacement part you received Replacing the primary hard disk drive Attention Do not open your computer or attempt any repair before reading and understanding the Important safety information in the ThinkCe...

Страница 105: ...e the four screws that secure the hard disk drive Then slide the hard disk drive out of the chassis Figure 32 Removing the primary hard disk drive Chapter 9 Replacing FRUs Machine Types 3484 3485 and 3492 101 ...

Страница 106: ...ocating parts on the system board on page 72 Then locate an available five wire power connector and connect it to the rear of the new hard disk drive Figure 34 Connecting a SATA hard disk drive 8 To complete the installation or replacement go to Completing the parts replacement on page 112 Replacing the front audio and USB assembly Attention Do not open your computer or attempt any repair before r...

Страница 107: ...cures the front audio and USB assembly bracket to the chassis to remove the bracket from the chassis Figure 35 Removing the front audio and USB assembly 7 Install the new front audio and USB assembly into the chassis and align the screw hole in the bracket with the corresponding hole in the chassis 8 Install the screw to secure the new front audio and USB assembly to the chassis 9 Reconnect the fr...

Страница 108: ... Turn off the computer and disconnect all power cords from electrical outlets 2 Remove the computer cover See Removing the computer cover on page 82 3 If your computer comes with a WiFi card module that supports the Bluetooth function disconnect the Bluetooth cable from the WiFi adapter card Figure 36 Disconnecting the Bluetooth cable Note The Bluetooth cable connects the Bluetooth connector on th...

Страница 109: ...te 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 38 Removing the WiFi antenna cables Chapter 9 Replacing FRUs Machine Types 3484 3485 and 3492 1...

Страница 110: ...ng 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 40 Removing the WiFi card module Installing the WiFi units To install the WiFi units do the following 106 ThinkCentre Hardware Maintenance Manual ...

Страница 111: ...dule into the mini PCI Express slot and then install the two screws to secure the WiFi card module to the WiFi adapter card Figure 41 Installing the WiFi card module Chapter 9 Replacing FRUs Machine Types 3484 3485 and 3492 107 ...

Страница 112: ...ge 72 4 If the installed WiFi card module supports the Bluetooth function use a Bluetooth cable to connect the Bluetooth connector on the WiFi adapter card to the front USB connector on the system board 5 Pivot the card latch to the closed position to secure the WiFi adapter card Figure 43 Installing the WiFi adapter card What to do next To work with another piece of hardware go to the appropriate...

Страница 113: ...s 2 Install the rear WiFi antenna 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 44 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 pa...

Страница 114: ...r attempt any repair before reading and understanding the Important safety information on page 1 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...

Страница 115: ...n insert the front antenna cable through the hole in the front panel Figure 47 Installing the front WiFi antenna 6 Connect the front antenna cable to the WiFi card module What to do next To work with another piece of hardware go to the appropriate section Chapter 9 Replacing FRUs Machine Types 3484 3485 and 3492 111 ...

Страница 116: ...ompleting the parts replacement on page 112 Completing the parts replacement After completing the installation or replacement for all parts you need 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 6 Using the Setup Utility program on page 55 To reins...

Страница 117: ...lock available lock the computer cover 6 If there is an integrated cable lock available lock the computer 7 Reconnect the external cables and power cords to the computer See Locating connectors on the rear of your computer on page 68 8 To update your configuration refer to Chapter 6 Using the Setup Utility program on page 55 Note In most areas of the world Lenovo requires the return of the defecti...

Страница 118: ...114 ThinkCentre Hardware Maintenance Manual ...

Страница 119: ... a new part touch the static protective package containing the new part to a metal expansion slot cover or other unpainted metal surface on the computer for at least two seconds This reduces static electricity from the package and your body Remove the new part from the static protective package and directly install it in the computer without placing it on any other surface If it is hard for you to...

Страница 120: ...e following 1 Remove any media from the drives and turn 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 74 and Locating connectors on the rear of your computer on...

Страница 121: ...ords from electrical outlets 2 Remove the computer cover See Removing the computer cover on page 116 3 Remove the front bezel by releasing the three plastic tabs on the top of the front bezel and pivoting the front bezel outward to remove it from the computer Carefully lay the front bezel aside without disconnecting the power switch and light emitting diode LED assembly cable Figure 51 Removing th...

Страница 122: ...de go to http www lenovo com ThinkCentreUserGuides This section provides instructions on how to access the system board components and drives To access the system board components and drives 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 116 3 Remove the front bezel See Removing and...

Страница 123: ...o com ThinkCentreUserGuides This section provides instructions on how to install or replace a PCI card Your computer has two PCI Express x1 card slots and one PCI Express x16 graphics card slot To install or replace a PCI 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 116 3 Dep...

Страница 124: ...n 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 card from its static protective package 5 Install the new PCI card into the appropriate slot on the system board See Locating parts on the system board on page 79 Note If you are installing a PCI Express x16 graphics card make sure the...

Страница 125: ... outlets 2 Remove the computer cover See Removing the computer cover on page 116 3 Remove the front bezel See Removing and reinstalling the front bezel on page 117 4 Pivot the drive bay assembly upward to gain access to the memory slots See Accessing the system board components and drives on page 118 5 Remove the heat sink fan duct See Replacing the heat sink and fan assembly on page 133 6 Locate ...

Страница 126: ...x16 graphics card if you have removed it 11 To complete the installation or replacement go to Completing the parts replacement on page 154 Replacing the battery Attention Do not open your computer or attempt any repair before reading and understanding the Important safety information in the ThinkCentre User Guide To obtain a copy of the ThinkCentre User Guide go to http www lenovo com ThinkCentreU...

Страница 127: ...stall a new battery Figure 60 Installing a new battery 6 Reinstall the computer cover and connect the cables See Completing the parts replacement on page 154 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 Setup Utility program ...

Страница 128: ...16 3 Remove the front bezel See Removing and reinstalling the front bezel on page 117 4 Note the location of the four screws 1 that secure the hard disk drive Then pivot the drive bay assembly upward Figure 61 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 Figure 62 Re...

Страница 129: ...ew 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 Figure 64 Installing the hard disk drive 9 To complete the installation or replacement go to Completing the parts replacement on page 154 Replacing the optical drive Attention Do no...

Страница 130: ...omputer cover See Removing the computer cover on page 116 3 Remove the front bezel See Removing and reinstalling the front bezel on page 117 4 Pivot the drive bay assembly upward See Accessing the system board components and drives on page 118 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 drive Fi...

Страница 131: ...d pivot the drive bay assembly downward as shown Figure 66 Lowering the drive bay assembly 8 Slide the optical drive out of the front of the computer Figure 67 Removing the optical drive Chapter 10 Replacing FRUs Machine Types 3493 3496 and 3497 127 ...

Страница 132: ...l 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 69 Installing the optical drive 128 ThinkCentre Hardware Maintenance Manual ...

Страница 133: ...omputer or attempt any repair before reading and understanding the Important safety information in the ThinkCentre User Guide To obtain a copy of the ThinkCentre User Guide go to http www lenovo com ThinkCentreUserGuides This section provides instructions on how to replace the power supply assembly Although there are no moving parts in your computer after the power cord has been disconnected the f...

Страница 134: ...talling the front bezel on page 117 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 Figure 71 Removing the heat sink fan duct 5 Disconnect the power supply assembly cables from all drives and from the 24 pin power connector and 4 pin power connector on the system board See Locating...

Страница 135: ...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 Figure 72 Removing the power supply assembly 7 Make sure that the new power supply assembly is the correct replacement Chapter 10 Replacing FRUs Machine Types 3493 3496 and 3497 131 ...

Страница 136: ... rear of the chassis Then install the three screws to secure the new power supply assembly in place Note Use only screws provided by Lenovo Figure 73 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 79 132 ThinkCentre Hardware Maintenance Manual ...

Страница 137: ...inkCentre User Guide To obtain a copy of the ThinkCentre User Guide go to http www lenovo com ThinkCentreUserGuides 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 Turn off the computer and wait three to five minutes to let the computer cool before removing the computer cover To replace the heat sink and f...

Страница 138: ...eat sink fan duct from the failing heat sink and fan assembly Figure 75 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 79 134 ThinkCentre Hardware Maintenance Manual ...

Страница 139: ... 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 four screws to secur...

Страница 140: ...ht 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 Turn off the computer and disconnect all power cords from electrical outlets 2 Remove the computer cover See Removing the computer cover on page 116 3 Remove the heat sink and fan assembly See Replacing the heat sink and fa...

Страница 141: ...8 Accessing the microprocessor 6 Lift the microprocessor straight up and out of the microprocessor socket Figure 79 Removing the microprocessor Notes a Your microprocessor and socket might look different from the one illustrated Chapter 10 Replacing FRUs Machine Types 3493 3496 and 3497 137 ...

Страница 142: ...e 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 Figure 80 Installing the microprocessor 11 C...

Страница 143: ...utlets and disconnect all cables that are connected to the computer 2 Remove the computer cover See Removing the computer cover on page 116 3 Remove the front bezel See Removing and reinstalling the front bezel on page 117 4 Pivot the optical drive bay assembly upward to gain access to the system board See Accessing the system board components and drives on page 118 5 Remove all memory modules and...

Страница 144: ...Replacing the heat sink and fan assembly on page 133 13 Install all memory modules and PCI cards removed from the failing system board on the new system board See Installing or replacing a memory module on page 121 and Installing or replacing a PCI card on page 119 14 Reconnect all remaining cables to the system board See Locating parts on the system board on page 79 15 Lower the optical drive bay...

Страница 145: ...nkCentre User Guide go to http www lenovo com ThinkCentreUserGuides This section provides instructions on how to replace the system fan assembly To replace the system fan 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 116 3 Remove the front bezel See Removing and reinstalli...

Страница 146: ...Figure 83 Removing the system fan assembly 142 ThinkCentre Hardware Maintenance Manual ...

Страница 147: ...e hard disk drive on page 123 13 To complete the installation or replacement go to Completing the parts replacement on page 154 Replacing the front audio and USB assembly Attention Do not open your computer or attempt any repair before reading and understanding the Important safety information in the ThinkCentre User Guide To obtain a copy of the ThinkCentre User Guide go to http www lenovo com Th...

Страница 148: ...t USB and front audio cables to the system board See Locating parts on the system board on page 79 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 79 11 Lower the drive bay assembly See Accessing the system board components and drives on page 118 12 Reinstall the front b...

Страница 149: ...See Removing the computer cover on page 116 3 If your computer comes with a WiFi card module that supports the Bluetooth function disconnect the Bluetooth cable from the WiFi adapter card Figure 86 Disconnecting the Bluetooth cable Note The Bluetooth cable connects the Bluetooth connector on the WiFi adapter card to the front USB connector on the system board to support the Bluetooth function 4 Re...

Страница 150: ...y 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 88 Removing the WiFi antenna cables 146 ThinkCentre Hardware Maintenance Manual ...

Страница 151: ...ews 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 90 Removing the WiFi card module Installing the WiFi units To install the WiFi units do the following Chapter 10 Replacing FRUs Machine Types 3493 3496 and 3497 147 ...

Страница 152: ...he two screws to secure the WiFi card module to the WiFi adapter card Figure 91 Installing the WiFi card module 2 Connect the front antenna cable and rear antenna cable to the WiFi card module Figure 92 Connecting the WiFi antenna cables 148 ThinkCentre Hardware Maintenance Manual ...

Страница 153: ...hardware go to the appropriate section To complete the installation or replacement go to Completing the parts replacement on page 154 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 1 This section provides instructions on how to install or remove the rear WiFi antenna In...

Страница 154: ... 154 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 Figure 95 Removing the rear WiFi antenna What to do next...

Страница 155: ...ove 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 116 3 Remove the front bezel See Removing and reinstalling the front bezel on page 117 4 Peel off the paper that protects the stickers on the...

Страница 156: ...o complete the installation or replacement go to Completing the parts replacement on page 154 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 116 3 Remove the front bezel See Removing and reinstalling the front bezel on...

Страница 157: ...ore reading and understanding the Important safety information in the ThinkCentre User Guide To obtain a copy of the ThinkCentre User Guide go to http www lenovo com ThinkCentreUserGuides This section provides instructions on how to replace the keyboard or mouse To replace the keyboard or mouse do the following 1 Remove any media from the drives Then turn off all attached devices and the computer ...

Страница 158: ...d to confirm the updated information in the Setup Utility program Refer to Chapter 6 Using the Setup Utility program on page 55 To reinstall the computer cover and reconnect cables to your computer do the following 1 Make sure that all components have been reassembled correctly and that no tools or loose screws are left inside your computer See Locating major FRUs and CRUs on page 76 for the locat...

Страница 159: ...he computer cover 7 If there is an integrated cable lock available lock the computer 8 Reconnect the external cables and power cords to the computer See Locating connectors on the rear of your computer on page 75 9 To update your configuration refer to Chapter 6 Using the Setup Utility program on page 55 Note In most areas of the world Lenovo requires the return of the defective Customer Replaceab...

Страница 160: ...156 ThinkCentre Hardware Maintenance Manual ...

Страница 161: ...e stored in the nonvolatile memory on the system board After you replace the system board the VPD must be updated To update the VPD see Flash update procedures on page 157 BIOS levels An incorrect level of BIOS can cause false errors and unnecessary FRU replacement Use the following information to determine the current level of BIOS installed in the computer the latest BIOS available for the compu...

Страница 162: ...u do want to change the machine type and model press Y and then type in the machine type and model and press Enter 9 Follow the instructions on the screen to complete the update After the update is completed remove the disc from the optical drive 10 Restart your computer and start the Setup Utility program See Starting the Setup Utility program on page 55 11 From the Setup Utility program main men...

Страница 163: ...d 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 For machine types 1577 1579 and 1607 see Removing the computer cover on page 82 For machine types 1578 1583 and 1652 see Removing the computer cover on page 116 3 Locate the Clear CMOS Recovery jumper on the system board See Locating parts ...

Страница 164: ...Management menu allow you to enable and disable features that turn on the computer automatically Wake Up on Alarm You can specify a date and time at which the computer will be turned on automatically This can be either a single event or a daily event Wake on LAN If the computer has a properly configured token ring or Ethernet LAN adapter card that is Wake on LAN enabled and there is remote network...

Страница 165: ...e publication 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 Len...

Страница 166: ...ed for home and other limited viewing uses only unless otherwise authorized by Macrovision Corporation Reverse engineering or disassembly is prohibited European conformance CE mark Trademarks The following terms are trademarks of Lenovo in the United States other countries or both Lenovo The Lenovo logo Rescue and Recovery ThinkCentre ThinkVantage Microsoft and Windows are trademarks of the Micros...

Страница 167: ...3 80 DVI monitor connector 68 75 E environment operating 29 30 Ethernet connector 69 76 exiting Setup Utility 59 F failure recovering from a POST and BIOS update 159 flashing the BIOS 158 front connectors controls indicators 67 74 front audio and USB assembly replacing 102 143 front bezel front bezel removing 83 117 front bezel reinstalling 83 117 front WiFi antenna installing removing 110 151 FRU...

Страница 168: ...6 setting password 56 settings changing 55 viewing 55 Setup Utility 55 Setup Utility program starting 55 Setup Utility exiting 59 starting the Setup Utility program 55 startup device 58 sequence changing 58 temporary selecting 58 static sensitive devices handling 81 115 support web site support 32 support web site 32 system board connectors 72 79 locating parts 72 79 locations 72 79 memory module ...

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