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Lenovo ThinkCentre M70q Hardware Maintenance Manual Download Page 52

4.  Reconnect the external cables and power adapter to the corresponding connectors on the computer.

Internal speaker

Prerequisite

Before you start, read Chapter 1 “Important safety information” on page 1 and print the following 
instructions.

Replacement procedure

1.  Remove the computer cover. See “Computer cover” on page 44.

2.  Disconnect the internal-speaker cable from the internal-speaker connector on the system board.

46

M70q Hardware Maintenance Manual

Summary of Contents for ThinkCentre M70q

Page 1: ...M70q Hardware Maintenance Manual ...

Page 2: ...t Lenovo 2021 LIMITED AND RESTRICTED RIGHTS NOTICE If data or software is delivered pursuant to a General Services Administration GSA contract use reproduction or disclosure is subject to restrictions set forth in Contract No GS 35F 05925 ...

Page 3: ...ling static sensitive devices 31 Service tool kit 31 Major hardware 32 System board 34 Removing and installing hardware 35 External options 35 Power cord and power adapter 35 Power adapter bracket 37 Vertical stand 38 External optical drive 40 VESA mount bracket 41 Dust shield 42 Computer cover 44 Rear Wi Fi antenna 45 Internal speaker 46 System fan 47 Coin cell battery 48 Storage drive 50 Wi Fi c...

Page 4: ...ii M70q Hardware Maintenance Manual ...

Page 5: ... with the advanced diagnostic tests to troubleshoot problems Important This manual is intended only for trained service technicians who are familiar with ThinkCentre computers Use this manual along with the advanced diagnostic tests to troubleshoot problems effectively Before servicing a ThinkCentre computer be sure to read and understand Chapter 1 Important safety information on page 1 Copyright ...

Page 6: ...iv M70q Hardware Maintenance Manual ...

Page 7: ... 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 frame eyeglasses or metal fasteners for ...

Page 8: ...off position If you need to work on a machine that has exposed electrical circuits observe the following precautions Ensure that another person familiar with the power off controls is near you Remember Another person must be there to switch off the power if necessary Use only one hand when working with powered on electrical equipment keep the other hand in your pocket or behind your back Remember ...

Page 9: ...sider these conditions and the safety hazards they present Electrical hazards especially primary power primary voltage on the frame can cause serious or fatal electrical shock Explosive hazards such as a damaged CRT face or bulging capacitor Mechanical hazards such as loose or missing hardware The guide consists of a series of steps presented in a checklist Begin the checks with the power off and ...

Page 10: ...ulative 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 listed below to provide protection that meets the specific service requirement Note The use of a grounding system is desirable but not required to...

Page 11: ...ct 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 cords from outlet 3 Remove signal cables from con...

Page 12: ...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 lb 32 kg 70 5 lb 55 kg 121 2 lb CAUTION Use safe practices when lifting CAUTION The power control button on the device and the power switch on the power supply do not turn o...

Page 13: ...Chapter 1 Important safety information 7 ...

Page 14: ... 18 kg 37 lb 32 kg 70 5 lb 55 kg 121 2 lb 1 2 8 M70q Hardware Maintenance Manual ...

Page 15: ... os cabos conforme descrito na tabela apresentada a seguir ao instalar mover ou abrir tampas deste produto ou de dispositivos conectados Para Conectar Para Desconectar 1 DESLIGUE Tudo 2 Primeiramente conecte todos os cabos 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 ...

Page 16: ...êm diodo de laser integrado da Classe 3A ou da Classe 3B Observe o seguinte Radiação a laser quando aberto Não olhe diretamente para o feixe a olho nu ou com instrumentos ópticos e evite exposição direta ao feixe 18 kg 37 lb 32 kg 70 5 lb 55 kg 121 2 lb CUIDADO Utilize procedimentos de segurança para levantar equipamentos CUIDADO O botão de controle de alimentação do dispositivo e o botão para lig...

Page 17: ...Chapter 1 Important safety information 11 ...

Page 18: ...1 2 12 M70q Hardware Maintenance Manual ...

Page 19: ...Chapter 1 Important safety information 13 ...

Page 20: ...n utilisez qu une seule main pour connecter ou déconnecter les câbles d interface Ne mettez jamais un équipement sous tension en cas d incendie ou d inondation ou en présence de dommages matériels Avant de retirer les carters de l unité mettez celle ci hors tension et déconnectez ses cordons d alimentation ainsi que les câbles qui la relient aux réseaux aux systèmes de télécommunication et aux mod...

Page 21: ...ropriée Ne pas la jeter à l eau l exposer à des températures supérieures à 100 C chercher à la réparer ou à la démonter Ne pas mettre la pile à la poubelle Pour la mise au rebut se reporter à la réglementation en vigueur ATTENTION Si des produits à laser tels que des unités de CD ROM de DVD ROM des unités à fibres optiques ou des émetteurs sont installés prenez connaissance des informations suivan...

Page 22: ...ngen anliegen Aus Sicherheitsgründen Bei Gewitter an diesem Gerät keine Kabel anschließen oder lösen Ferner keine Installations Wartungs oder Rekonfigurationsarbeiten durchführen Gerät nur an eine Schutzkontaktsteckdose mit ordnungsgemäß geerdetem Schutzkontakt anschließen Alle angeschlossenen Geräte ebenfalls an Schutzkontaktsteckdosen mit ordnungsgemäß geerdetem Schutzkontakt anschließen Die Sig...

Page 23: ...atterie nur durch eine Batterie mit der Teilenummer 45C1566 oder eine gleichwertige vom Hersteller empfohlene Batterie ersetzen Enthält das System ein Modul mit einer Lithiumbatterie dieses nur durch ein Modul desselben Typs und von demselben Hersteller ersetzen Die Batterie enthält Lithium und kann bei unsachgemäßer Verwendung Handhabung oder Entsorgung explodieren Die Batterie nicht mit Wasser i...

Page 24: ...Anheben der Maschine beachten ACHTUNG Mit dem Netzschalter an der Einheit und am Netzteil wird die Stromversorgung für die Einheit nicht unterbrochen Die Einheit kann auch mit mehreren Netzkabeln ausgestattet sein Um die Stromversorgung für die Einheit vollständig zu unterbrechen müssen alle zum Gerät führenden Netzkabel vom Netz getrennt werden 1 2 18 M70q Hardware Maintenance Manual ...

Page 25: ...Chapter 1 Important safety information 19 ...

Page 26: ...2 PERICOLO La corrente elettrica proveniente dai cavi di alimentazione del telefono e di comunicazione può essere pericolosa Per evitare il rischio di scosse elettriche 20 M70q Hardware Maintenance Manual ...

Page 27: ...chiature 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 alimentazione dalla presa 3 Rimuovere i cavi di segnale dai connettori 4 Rimuovere tutti i cavi dalle unità ATTENZIONE Quando si sostituisce la batteria al litio util...

Page 28: ...uanto 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 interruttore dell alimentatore non disattivano l alimentazione corrente for...

Page 29: ...Chapter 1 Important safety information 23 ...

Page 30: ...talación 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 se...

Page 31: ...ispositivos 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 ...

Page 32: ...N 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 cab...

Page 33: ...ter 2 Product overview Front 1 ThinkCentre LED 2 Power button 3 Storage drive activity indicator 4 USB C 3 2 Gen 1 connector 5 Always On USB 3 2 connector Gen 2 6 Headset connector Copyright Lenovo 2021 27 ...

Page 34: ...t 4 Ethernet connector 5 USB 3 2 connector Gen 2 6 USB 3 2 connector Gen 1 7 USB 3 2 connector Gen 1 8 HDMITM 1 4 out connector 9 USB 3 2 connector Gen 1 10 DisplayPort 1 4 out connector 11 Power adapter connector for selected models 28 M70q Hardware Maintenance Manual ...

Page 35: ...the time of the problem Can the problem be reproduced If so how 2 Record the system information Product name Machine type and serial number The following illustration shows where to find the machine type and serial number of your computer Amazon Helpdesk You can get help and information from Amazon Helpdesk Services not covered Replacement or use of parts not manufactured for or by Lenovo or nonwa...

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Page 37: ...ansion 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 before you install or replace a new part When possible remove the new part from the static protective package and install it directly in the computer without setting the part down When this is not possible place the static protective package on ...

Page 38: ... to the surfaces of the microprocessor and heat sink to eliminate air gaps The hexagonal socket is used to pick up the antenna connectors Major hardware Your computer contains the following major hardware 32 M70q Hardware Maintenance Manual ...

Page 39: ...cover 13 Wi Fi antenna cables 14 Rear Wi Fi antenna 15 Storage drive cable 16 Storage drive 17 Storage drive bracket 18 System board 19 Microprocessor 20 Dust shield 21 Thumb screw a Power adapter b Power adapter bracket c Kensington cable lock d Power cord e Vertical stand f Keyboard g Mouse h External optical drive box i VESA mount bracket j External optical drive Chapter 4 Hardware removal and ...

Page 40: ...battery 3 System fan connector 4 Internal speaker connector 5 Cover presence switch connector intrusion switch connector 6 SATA connector connecting to the storage drive 7 M 2 Wi Fi card slot 8 Serial COM1 connector 34 M70q Hardware Maintenance Manual ...

Page 41: ... on page 1 External options You can connect external options to your computer such as external speakers a printer or a scanner For some external options you must install additional software in addition to making the physical connection When installing an external option see Chapter 2 Product overview on page 27 to identify the required connector Then use the instructions that come with the option ...

Page 42: ...36 M70q Hardware Maintenance Manual ...

Page 43: ...ortant safety information on page 1 and print the following instructions Replacement procedure 1 Remove any media from the drives and turn off all connected devices and the computer 2 Disconnect all power cords from electrical outlets and disconnect all cables from the computer 3 Remove the power adapter from the bracket Chapter 4 Hardware removal and installation 37 ...

Page 44: ...d Prerequisite Before you start read Chapter 1 Important safety information on page 1 and print the following instructions Replacement procedure 1 Remove any media from the drives and turn off all connected devices and the computer 2 Disconnect all power cords from electrical outlets and disconnect all cables from the computer 3 Replace the vertical stand 38 M70q Hardware Maintenance Manual ...

Page 45: ...4 Reconnect the external cables and power adapter to the corresponding connectors on the computer Chapter 4 Hardware removal and installation 39 ...

Page 46: ... print the following instructions Replacement procedure 1 Remove any media from the drives and turn off all connected devices and the computer 2 Disconnect all power cords from electrical outlets and disconnect all cables from the computer 3 Replace the external optical drive 40 M70q Hardware Maintenance Manual ...

Page 47: ... Important safety information on page 1 and print the following instructions Replacement procedure 1 Remove any media from the drives and turn off all connected devices and the computer 2 Disconnect all power cords from electrical outlets and disconnect all cables from the computer 3 Replace the VESA mount bracket Chapter 4 Hardware removal and installation 41 ...

Page 48: ...pter 1 Important safety information on page 1 and print the following instructions Replacement procedure 1 Remove any media from the drives and turn off all connected devices and the computer 2 Disconnect all power cords from electrical outlets and disconnect all cables from the computer 3 Replace the dust shield 42 M70q Hardware Maintenance Manual ...

Page 49: ...4 Reconnect the external cables and power adapter to the corresponding connectors on the computer Chapter 4 Hardware removal and installation 43 ...

Page 50: ... the drives and turn off all connected devices and the computer 2 Disconnect all power cords from electrical outlets and disconnect all cables from the computer 3 Unlock any locking device that secures the computer cover 4 Remove the vertical stand See Vertical stand on page 38 5 Remove the dust shield See Dust shield on page 42 6 Hold the sides of the computer and gently lay it down so that the c...

Page 51: ...r Wi Fi antenna Prerequisite Before you start read Chapter 1 Important safety information on page 1 and print the following instructions Replacement procedure 1 Remove any media from the drives and turn off all connected devices and the computer 2 Disconnect all power cords from electrical outlets and disconnect all cables from the computer 3 Replace the rear Wi Fi antenna Chapter 4 Hardware remov...

Page 52: ...site Before you start read Chapter 1 Important safety information on page 1 and print the following instructions Replacement procedure 1 Remove the computer cover See Computer cover on page 44 2 Disconnect the internal speaker cable from the internal speaker connector on the system board 46 M70q Hardware Maintenance Manual ...

Page 53: ... System fan Prerequisite Before you start read Chapter 1 Important safety information on page 1 and print the following instructions Replacement procedure 1 Remove the computer cover See Computer cover on page 44 2 Remove the internal speaker See Internal speaker on page 46 3 Disconnect the system fan cable from the system fan connector on the system board 4 Replace the system fan Chapter 4 Hardwa...

Page 54: ...at maintains the date time and settings for built in features such as parallel connector assignments configurations A coin cell battery keeps this information active when you turn off the computer The coin cell battery normally requires no charging or maintenance throughout its life however no coin cell battery lasts forever If the coin cell battery fails the date and time information is lost An e...

Page 55: ...2 Remove the system fan See System fan on page 47 3 Replace the coin cell battery Chapter 4 Hardware removal and installation 49 ...

Page 56: ...te handling might cause damage and permanent loss of data When handling the internal storage drive observe the following guidelines Replace the internal storage drive only for upgrade or repair The internal storage drive is not designed for frequent changes or replacement Before replacing the internal storage drive make a backup copy of all the data that you want to keep Do not touch the contact e...

Page 57: ...Chapter 4 Hardware removal and installation 51 ...

Page 58: ... Prerequisite Before you start read Chapter 1 Important safety information on page 1 and print the following instructions Replacement procedure 1 Remove the computer cover See Computer cover on page 44 2 Remove the storage drive See Storage drive on page 50 3 Replace the Wi Fi card 52 M70q Hardware Maintenance Manual ...

Page 59: ...Chapter 4 Hardware removal and installation 53 ...

Page 60: ...erequisite Before you start read Chapter 1 Important safety information on page 1 and print the following instructions Replacement procedure 1 Remove the computer cover See Computer cover on page 44 2 Turn over the computer so that the bottom cover is facing up 3 Replace the bottom cover 54 M70q Hardware Maintenance Manual ...

Page 61: ...o the computer Memory module Prerequisite Before you start read Chapter 1 Important safety information on page 1 and print the following instructions Replacement procedure 1 Remove the computer cover See Computer cover on page 44 2 Remove the bottom cover See Bottom cover on page 54 3 Replace the memory module Chapter 4 Hardware removal and installation 55 ...

Page 62: ...e and permanent loss of data When handling the M 2 solid state drive observe the following guidelines Replace the M 2 solid state drive only for upgrade or repair The M 2 solid state drive is not designed for frequent changes or replacement Before replacing the M 2 solid state drive make a backup copy of all the data that you want to keep Do not touch the contact edge of the M 2 solid state drive ...

Page 63: ...solid state drive on a soft material such as cloth to absorb physical shocks Replacement procedure 1 Remove the computer cover See Computer cover on page 44 2 Remove the bottom cover See Bottom cover on page 54 3 Replace the M 2 solid state drive Chapter 4 Hardware removal and installation 57 ...

Page 64: ...equisite Before you start read Chapter 1 Important safety information on page 1 and print the following instructions Replacement procedure 1 Remove the computer cover See Computer cover on page 44 2 Remove the rear Wi Fi antenna See Rear Wi Fi antenna on page 45 3 Replace the rear Wi Fi antenna cable 58 M70q Hardware Maintenance Manual ...

Page 65: ...Chapter 4 Hardware removal and installation 59 ...

Page 66: ...cedure 1 Remove the computer cover See Computer cover on page 44 2 Remove the internal speaker See Internal speaker on page 46 3 Remove the system fan See System fan on page 47 4 Remove the storage drive See Storage drive on page 50 5 Replace the heat sink Notes Carefully remove the heat sink screws from the system board to avoid any possible damage to the system board The screws cannot be removed...

Page 67: ...equisite Before you start read Chapter 1 Important safety information on page 1 and print the following instructions Replacement procedure 1 Remove the computer cover See Computer cover on page 44 2 Remove the storage drive See Storage drive on page 50 3 Replace the front Wi Fi antenna and cable Chapter 4 Hardware removal and installation 61 ...

Page 68: ...62 M70q Hardware Maintenance Manual ...

Page 69: ...1 Important safety information on page 1 and print the following instructions Replacement procedure 1 Remove the computer cover See Computer cover on page 44 2 Remove the storage drive See Storage drive on page 50 3 Remove the front Wi Fi antenna See Front Wi Fi antenna and cable on page 61 4 Replace the antenna bracket Chapter 4 Hardware removal and installation 63 ...

Page 70: ...Remove the computer cover See Computer cover on page 44 2 Remove the internal speaker See Internal speaker on page 46 3 Remove the system fan See System fan on page 47 4 Remove the heat sink See Heat sink on page 60 5 Remove the storage drive See Storage drive on page 50 6 Replace the microprocessor Notes Your microprocessor and socket might look different from the one illustrated Touch only the e...

Page 71: ...Chapter 4 Hardware removal and installation 65 ...

Page 72: ...7 Reinstall the removed parts Then reconnect the power adapter and all disconnected cables to the computer 66 M70q Hardware Maintenance Manual ...

Page 73: ...or sockets and socket covers might look slightly different from the illustrations in this topic Do not touch the pins on the microprocessor socket or the gold contacts on the microprocessor System board replacement procedure 1 Remove the computer cover See Computer cover on page 44 2 Remove the bottom cover See Bottom cover on page 54 3 To get access to the system board remove the following parts ...

Page 74: ...rsed sequence as you remove them Refer to the information that you have noted down and the related topics in Removing and installing hardware on page 35 9 Connect all cables to the new system board See System board on page 34 10 Connect the external cables and the power cord to the computer The failing system board must be returned with a microprocessor socket cover to protect the pins during ship...

Page 75: ...rd until the socket cover snaps into position Note The microprocessor socket cover might look slightly different from the illustration 3 Carefully check the four corners of the socket cover to ensure that the cover is seated securely 4 Follow any additional instructions that are included with the replacement part you received Chapter 4 Hardware removal and installation 69 ...

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Page 77: ... computer and the content of the manual at any time without additional notice The software interface and function and hardware configuration described in the manuals included with your computer might not match exactly the actual configuration of the computer that you purchase For the configuration of the product refer to the related contract if any or product packing list or consult the distributo...

Page 78: ... document at any time without notice For the latest information or any questions or comments contact or visit the Lenovo Web site https pcsupport lenovo com Trademarks LENOVO LENOVO logo THINKCENTRE and THINKCENTRE logo are trademarks of Lenovo DisplayPort and VESA are trademarks of the Video Electronics Standards Association The terms HDMI and HDMI High Definition Multimedia Interface are tradema...

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