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Lenovo M4350, Hardware Maintenance Manual

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Technical support information is available on the Lenovo Support Web site at:
http://www.lenovo.com/support

This Web site is updated with the latest support information such as the following:

• Drivers and software

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• User guides and manuals

• Knowledge base and frequently asked questions

28

Lenovo M4350 Hardware Maintenance Manual

Summary of Contents for M4350

Page 1: ...Lenovo M4350 Hardware Maintenance Manual Machine Types 90AG and 10154 ...

Page 2: ...nder Appendix A Notices on page 109 First Edition August 2013 Copyright Lenovo 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: ...50 Hard Disk Password 50 Setting changing and deleting a password 50 Erasing lost or forgotten passwords clearing CMOS 51 Enabling or disabling a device 51 Selecting a startup device 51 Selecting a temporary startup device 52 Selecting or changing the startup device sequence 52 Enabling ErP compliance mode 52 Changing the BIOS settings before installing a new operating system 53 Exiting the Setup ...

Page 4: ...ware controlled passwords 105 Operating system password 105 Vital Product Data 105 BIOS levels 105 Flash update procedures 105 Updating flashing the BIOS from a disc 106 Updating flashing the BIOS from your operating system 107 Recovering from a POST and BIOS update failure 107 Power management 108 Advanced Configuration and Power Interface ACPI BIOS 108 Automatic Power on features 108 Appendix A ...

Page 5: ...cations and Customer Replaceable Unit CRU identification see Chapter 7 Locations on page 61 For FRU replacement instructions see Chapter 8 Replacing FRUs on page 69 For FRU part numbers go to http www lenovo com serviceparts lookup Important This manual is intended only for trained service technicians who are familiar with Lenovo desktop computers Use this manual along with the advanced diagnostic...

Page 6: ......

Page 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...

Page 8: ...e 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 ...

Page 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...

Page 10: ...rt 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 those...

Page 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...

Page 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 ...

Page 13: ...Chapter 1 Safety information 7 ...

Page 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 8 Lenovo M4350 Hardware Maintenance Manual ...

Page 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...

Page 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 c...

Page 17: ...Chapter 1 Safety information 11 ...

Page 18: ...1 2 12 Lenovo M4350 Hardware Maintenance Manual ...

Page 19: ...1 2 Chapter 1 Safety information 13 ...

Page 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...

Page 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...

Page 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 ...

Page 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...

Page 24: ...1 2 18 Lenovo M4350 Hardware Maintenance Manual ...

Page 25: ...1 2 Chapter 1 Safety information 19 ...

Page 26: ...zioni 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 alimentazion...

Page 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...

Page 28: ...22 Lenovo M4350 Hardware Maintenance Manual ...

Page 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 ...

Page 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...

Page 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...

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Page 33: ...nment Air temperature Operating 10 C to 35 C 50 F to 95 F Storage in original shipping package 40 C to 60 C 40 F to 140 F Storage without package 10 C to 60 C 14 F to 140 F Humidity Operating 20 to 80 non condensing Non operating 20 to 90 non condensing Altitude Operating 15 2 to 3048 m 50 to 10 000 ft Storage 15 2 to 10 668 m 50 to 35 000 ft Electrical input Input voltage Low range Minimum 100 V ...

Page 34: ...lenovo com support This Web site is updated with the latest support information such as the following Drivers and software Diagnostic solutions Product and service warranty Product and parts details User guides and manuals Knowledge base and frequently asked questions 28 Lenovo M4350 Hardware Maintenance Manual ...

Page 35: ... 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 55 If the computer displays a POST error go to PO...

Page 36: ... 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 controlle...

Page 37: ... monitor screen is blank Verify that The monitor signal cable is correctly connected to the monitor and to the appropriate monitor connector on the computer The monitor power cord is correctly connected to the monitor and to a working electrical outlet The monitor is turned on and the brightness and contrast controls are set correctly The computer voltage matches the voltage available at the elect...

Page 38: ...ext step 5 Try using a previously captured configuration to see if a recent change to hardware or software settings has caused a problem Before restoring a previous configuration capture your current configuration in case the older configuration settings do not solve the problem or have adverse affects To restore a captured configuration open Control Panel and then click System and Security System...

Page 39: ...d disc does not automatically play when it is inserted into a drive on page 34 Sound comes from one external speaker only on page 34 No audio in DOS applications or games on page 34 No audio in Windows Symptom No audio in Windows Actions If you are using powered external speakers that have an On Off control verify that the On Off control is set to the On position and the speaker power cable is con...

Page 40: ...cation 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 have a failing speaker Have the speaker serviced If you need technical assistance see Lenovo Support Web site on page 28 No audio in DOS applications or games Symptom No audio in DOS applications or games Actions Make sure the DOS application or ...

Page 41: ... as the Product Recovery CD to start your computer Action Make sure that the CD or DVD drive is in the startup sequence before the hard disk drive Refer to your Selecting or changing the startup device sequence on page 52 for information on viewing and changing the startup sequence Note that on some models the startup sequence is permanently set and cannot be changed If these actions do not correc...

Page 42: ...eed technical assistance see Lenovo Support Web site on page 28 Playback is very slow or choppy Symptom Playback is very slow or choppy Actions Disable any background programs such as AntiVirus or Desktop Themes Ensure that video resolution is set to less than 1152 x 864 If these actions do not correct the problem run the diagnostic programs see Lenovo Solution Center on page 47 for instructions I...

Page 43: ... computer is installed with SAS hard disk drives ensure that the SAS hard disk drive enablement module one to five hard disk drives or the LSI MegaRAID SAS adapter is installed If these actions do not correct the problem run the diagnostic program Lenovo Solution Center See Lenovo Solution Center on page 47 If you need technical assistance see Lenovo Support Web site on page 28 No Operating System...

Page 44: ...e or pointing device cable is securely attached to the correct connector on the computer Depending on the type of mouse you have the mouse cable will connect to either the mouse serial or USB connector Some keyboards have integrated USB connectors that can be used for a USB mouse or pointing device Verify that the device drivers for the mouse or pointing device are installed correctly If you are u...

Page 45: ...u 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 power management feature If the power management feature is enabled disabling it or changing the settings might solve the problem If these action...

Page 46: ...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 28 for details The image is discolored Symptom The image is discolored Action The monitor might be affected by interference from nearby equipment Magnetic...

Page 47: ...is not enabled To update the driver right click the highlighted adapter 5 Click Update Driver Software and then follow the instructions on the screen The switch port and the adapter have the same duplex setting If you configured the adapter for full duplex ensure that the switch port is also configured for full duplex Setting the wrong duplex mode can degrade performance cause data loss or result ...

Page 48: ...reless radio is enabled by double clicking the Access Connections icon in the Windows notification area Check Network Name SSID and your encryption information Use Access Connections to verify this case sensitive information A wireless WAN problem Message Unauthorized WAN card is plugged in Power off and remove the WAN card Action The WAN card is not supported on this computer Remove it Note Some ...

Page 49: ...nical assistance see Lenovo Support Web site on page 28 An option that previously worked does not work now Symptom An option that previously worked does not work now Actions Verify that all option hardware and cable connections are secure If the option comes with its own test instructions use those instructions to test the option If the failing option is a SCSI option verify that The cables for al...

Page 50: ...rocedure 3 1 Open the Windows Explorer and click Computer 2 Right click your C drive entry and then click Properties 3 Click Disk Cleanup 4 Click Clean up system files 5 Click the More Options tab 6 In the 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 Clean out your Inbox Sent Items...

Page 51: ... system application program or BIOS settings For more information about BIOS settings see Chapter 5 Using the Setup Utility program on page 49 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 28 Serial port problems Use this information to troubleshoot t...

Page 52: ...nu To determine if problems are caused by newly installed software verify 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 c...

Page 53: ...agnostic program 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 47 2 If you are unable to isolate and repair the problem yourself after running the diagnostic pr...

Page 54: ...48 Lenovo M4350 Hardware Maintenance Manual ...

Page 55: ...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...

Page 56: ...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 ...

Page 57: ...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 103 Enabling or disabling a device This section provides information on how to enable or disable user access to the following devices USB Setup Use this option to enable or disable a USB connector When a USB connector is disabled the device connected to the U...

Page 58: ...e mode through the Power menu in the Setup Utility program to reduce the consumption of electricity when your computer is in standby or off mode To enable ErP compliance mode in the Setup Utility program do the following 1 Start the Setup Utility program See Starting the Setup Utility program on page 49 2 From the Setup Utility program main menu select Power Enhanced Power Saving Mode and press En...

Page 59: ...d 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 Disabled 4 Select Yes in the window displayed and press Enter to confirm your selection 5 Press F10 to save changes and exit the Setup Utility program See Exiting the Setup Utility pro...

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Page 61: ...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...

Page 62: ...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...

Page 63: ...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...

Page 64: ...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 55 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...

Page 65: ...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...

Page 66: ... power and the computer 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 92 60 Lenovo M4350 Hardware Maintenance Manual ...

Page 67: ...ols and indicators on the front of your computer Figure 1 Front connector control and indicator locations on page 61 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 2 Power switch 6 Microphone connector 3 Power indicator 7 Headphone connector...

Page 68: ...t 13 Integrated cable lock Kensington lock slot 6 VGA monitor connector 14 Padlock loop 7 USB connectors 4 15 Optional serial port 8 Microphone connector 16 Ethernet 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 conne...

Page 69: ...ces 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 majo...

Page 70: ...Figure 3 Locating major FRUs The following table lists the major FRUs shown in Figure 3 Locating major FRUs on page 64 64 Lenovo M4350 Hardware Maintenance Manual ...

Page 71: ...ptical drive 6 Front WiFi antenna 7 Front audio and USB assembly 8 Front bezel 9 Hard disk drive 10 System board 11 Battery 12 WiFi card module 13 WiFi adapter card 14 Rear WiFi antenna 15 Peripheral Component Interconnect PCI card installed in some models 16 System fan 17 Keyboard 18 Mouse Chapter 7 Locations 65 ...

Page 72: ...nductor Recovery jumper 3 Microprocessor fan connector 13 Front USB connector 2 for connecting an additional USB device 4 Memory slot 1 DIMM1 14 Battery 5 Memory slot 2 DIMM2 15 Serial COM2 connector 6 Thermal sensor connector 16 Front audio connector 7 24 pin power connector 17 PCI Express x1 card slots 2 8 Power fan connector 18 PCI Express x16 graphics card slot 9 SATA connectors 3 19 System fa...

Page 73: ...nd 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 69 for instructions on how to install or replace internal drives for your computer Figure 5 Drive bay locations on page 67 shows the locations of the drive bays Figure 5 Drive bay locations 1 Bay 1 Opti...

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Page 75: ...al 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 do this in your specific situation place the static protective package of the n...

Page 76: ... on the front of your computer on page 61 and Locating connectors on the rear of your computer on page 62 4 Remove any locking device that secures the computer cover such as a padlock or an integrated cable lock 5 Remove the two screws that secure the computer cover and slide the computer cover to the rear to remove it Figure 6 Removing the computer cover Removing and reinstalling the front bezel ...

Page 77: ...nect all power cords from electrical outlets 2 Remove the computer cover See Removing the computer cover on page 69 3 Remove the front bezel by releasing the three plastic tabs on the left side and pivoting the front bezel outward Figure 7 Removing the front bezel Chapter 8 Replacing FRUs 71 ...

Page 78: ...eplace the primary hard disk drive To replace the primary hard disk drive 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 69 3 Locate the primary hard disk drive See Locating internal drives on page 67 Note There is also a secondary hard disk drive bay for you to purchase and install...

Page 79: ...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 10 Installing the hard disk drive Chapter 8 Replacing FRUs 73 ...

Page 80: ...puter or attempt any repair before reading and understanding the Chapter 1 Safety information on page 1 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 69 3 Remove the front bezel Se...

Page 81: ...older of the thermal sensor inward and then push the clip outward to release the clip Then disengage the plastic holder holding the thermal sensor from the chassis Figure 12 Removing the thermal sensor 7 Pull the entire thermal sensor out of the chassis Chapter 8 Replacing FRUs 75 ...

Page 82: ...installation or replacement go to Completing the parts replacement on page 103 Replacing the front audio and USB assembly Attention Do not open your computer or attempt any repair before reading and understanding the Chapter 1 Safety information on page 1 This section provides instructions on how to replace the front audio and USB assembly To replace the front audio and USB assembly do the followi...

Page 83: ... 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 66 10 To complete the installation or replacement go to Completing the parts replacement on page 103 Replacing the optical drive Attention Do not open your computer or attempt any repair before reading and understanding the Chapter 1 Safety info...

Page 84: ...ng the optical drive 5 Slide the new optical drive into the drive bay 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 16 Installing the optical drive 78 Lenovo M4350 Hardware Maintenance Manual ...

Page 85: ...ing the power supply assembly Attention Do not open your computer or attempt any repair before reading and understanding the Chapter 1 Safety information on page 1 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 following warnings are required for your safety and proper...

Page 86: ... correct replacement Some power supply assemblies automatically sense the voltage some power supply assemblies are voltage specific and some power supply assemblies have a voltage selection switch If your power supply assembly has a voltage selection switch make sure that you set the voltage selection switch to match the voltage available at your electrical outlet If necessary use a ballpoint pen ...

Page 87: ...ver on page 69 3 Locate the system fan See Locating major FRUs on page 63 4 Disconnect the system fan cable from the system fan connector on the system board 5 The system fan is attached to the chassis by four rubber mounts Remove the system fan by breaking or cutting the rubber mounts and gently pulling the system fan out of the chassis Note The new system fan will have four new rubber mounts att...

Page 88: ...n your computer or attempt any repair before reading and understanding the Chapter 1 Safety information on page 1 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...

Page 89: ...PCI card latch Figure 21 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 8 Replacing FRUs 83 ...

Page 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 66 Note If you are installing a PCI Express x16 graphics card make sur...

Page 91: ... 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 coin cell battery notice in the Safety Warr...

Page 92: ...eplacing a memory module Attention Do not open your computer or attempt any repair before reading and understanding the Chapter 1 Safety information on page 1 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 GB system memory When installing or replacing a memory modu...

Page 93: ... 6 Depending on whether 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 26 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 27 Open...

Page 94: ...page 1 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 disconnect all power cords from electrical outlets 2...

Page 95: ... grease on the bottom of the heat sink and fan assembly 8 Place the new heat sink and fan assembly on the system board so that the four screws are aligned with the corresponding holes in the system board Note Position the new heat sink and fan assembly so that the heat sink and fan assembly cable is toward the microprocessor fan connector on the system board 9 Follow the following sequence to inst...

Page 96: ...puter and disconnect all power cords from electrical outlets 2 Remove the computer cover See Removing the computer cover on page 69 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 88 Note Place the heat sink and fan assembly on its side so that the thermal grease on the bottom of it do...

Page 97: ... the edges of the 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 Ho...

Page 98: ...mation on page 1 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 cover To replace the system board do the following 1 Remove all media from the drives and turn off all attached devices and the computer Then disco...

Page 99: ...e 90 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 screws to secure the system board 12 Install the heat sink and fan assembly and connect the heat sink and fan assembl...

Page 100: ...ess the other side of the socket cover downward until the socket cover snaps 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 WiFi units Attention Do not open your computer or attempt any repair before reading and...

Page 101: ...Fi adapter card Figure 35 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 At the rear of the computer remove the screw that secures the PCI card latch Chapter 8 Replacing FRUs 95 ...

Page 102: ...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 37 Removing the WiFi antenna cables 96 Lenovo M4350 Hardware Maintenance Manual ...

Page 103: ...8 Removing 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 39 Removing the WiFi card module Installing the WiFi units To install the WiFi units do the following Chapter 8 Replacing FRUs 97 ...

Page 104: ...i 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 40 Installing the WiFi card module 98 Lenovo M4350 Hardware Maintenance Manual ...

Page 105: ...rd on page 66 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 42 Installing the WiFi adapter card What to do next To work with another piece of hardware go to the app...

Page 106: ...al outlets 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 43 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 Completi...

Page 107: ...mputer or attempt any repair before reading and understanding the Chapter 1 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 ...

Page 108: ...shown Then insert the front antenna cable through the hole in the front panel Figure 46 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 102 Lenovo M4350 Hardware Maintenance Manual ...

Page 109: ...ment go to Completing the parts replacement on page 103 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 5 Using the Setup Utility program on page...

Page 110: ...is a padlock 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 62 8 To update your configuration refer to Chapter 5 Using the Setup Utility program on page 49 Note In most areas of the world Lenovo requires the return of the...

Page 111: ...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 105 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...

Page 112: ... 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 49 11 From the Setup Utility program main menu...

Page 113: ... 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 the computer 2 Remove the computer cover See Removing the computer cover on page 69 3 Locate the Clear CMOS Recovery jumper on the system board See Locating parts on the system board on page 66 4 Remove any parts and disconnect ...

Page 114: ...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 management software you can use the Wake on LAN feature When you set Wake on LAN to Enabled the computer will turn on when it rec...

Page 115: ...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...

Page 116: ...poration and is intended 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 Microsoft and Windows are trademarks of the Microsoft group of companies ...

Page 117: ...update 107 flashing the BIOS 106 front connectors controls indicators 61 front audio and USB assembly replacing 76 front bezel front bezel removing 70 front bezel reinstalling 70 front WiFi antenna installing removing 101 FRU part numbers 61 FRUs replacing 69 H hard disk drive replacing 72 heat sink and fan assembly replacing 88 I Identifying FRUs 63 installing operating system 53 installing optio...

Page 118: ...ng 53 specifications 27 starting the Setup Utility program 49 startup device 51 sequence changing 52 temporary selecting 52 static sensitive devices handling 69 support web site support 28 support web site 28 system board connectors 66 locating parts 66 locations 66 memory module 86 system fan replacing 81 T temporary startup device 52 the BIOS updating flashing 106 107 thermal sensor replacing 74...

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