Lenovo ThinkCentre M720q Betriebsanleitung

M720q User Guide and Hardware

Maintenance Manual

Energy Star Machine Types: 10T7, 10T8, 10T9, 10TA, 10TC, 10U8,

10U9, and 10UA

Note: Before usin this information and the product it supports, be sure to read and understand the

Important Product Information Guide and Appendix A “Notices” on pa e 59.

Second Edition (June 2018)

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.

Contents

Chapter 1. Overview . . . . . . . . . . . 1

Front view . . . . . . . . . . . . . . . . . . 1

Rear view . . . . . . . . . . . . . . . . . . 2

System board . . . . . . . . . . . . . . . . 4

Machine type and model label . . . . . . . . . . 6

Chapter 2. Specifications . . . . . . . . 7

Chapter 3. Tips on using the

computer . . . . . . . . . . . . . . . . . 9

Attachin a Kensin ton-style cable lock . . . . . . 9

Installin the computer into the TIO monitor . . . . . 9

Chapter 4. Replacing hardware . . . . 11

Before replacin hardware . . . . . . . . . . 11

Knowin FRUs (includin CRUs) . . . . . . . . 11

Locatin FRUs (includin CRUs) . . . . . . . . 12

Replacin the keyboard or wireless keyboard . . . 14

Replacin the mouse or wireless mouse . . . . . 15

Replacin the power adapter . . . . . . . . . 19

Replacin the vertical stand . . . . . . . . . . 20

Replacin the VESA mount bracket . . . . . . . 21

Replacin the external optical drive . . . . . . . 22

Replacin the power adapter bracket . . . . . . 24

Removin the computer cover . . . . . . . . . 25

Replacin the stora e drive . . . . . . . . . . 26

Replacin the stora e drive cable . . . . . . . . 29

Replacin the PCI Express card and PCI Express

card adapter . . . . . . . . . . . . . . . . 29

Replacin the internal speaker . . . . . . . . . 31

Replacin the advanced speaker . . . . . . . . 32

Replacin the system fan . . . . . . . . . . . 33

Replacin the heat sink . . . . . . . . . . . . 34

Replacin the coin-cell battery . . . . . . . . . 35

Replacin the microprocessor . . . . . . . . . 37

Replacin the Wi-Fi card . . . . . . . . . . . 40

Replacin the Wi-Fi antennas . . . . . . . . . 44

Replacin the antenna bracket . . . . . . . . . 49

Replacin the bottom cover . . . . . . . . . . 49

Replacin the memory module . . . . . . . . . 50

Replacin the M.2 solid-state drive . . . . . . . 52

Replacin the system board and chassis . . . . . 54

Completin the parts replacement . . . . . . . 56

Appendix A. Notices . . . . . . . . . . 59

Appendix B. Trademarks . . . . . . . 61

ii M720q User Guide and Hardware Maintenance Manual

Chapter 1. Overview

This chapter provides basic information to help you et familiar with your computer.

Front view

Note: Your computer model mi ht look sli htly different from the illustration.

Figure 1. Front view

1 Power indicator 2 Power button

3 Stora e drive status indicator 4 Microphone connector

5 Headset connector 6 Type-C USB 3.1 Gen 1 connector

7 Always On USB 3.1 Gen 1 connector 8 Illuminated red dot

1 Power indicator

This indicator is on when the computer is on.

2 Power button

Used to turn on your computer. When you cannot shut down the computer from the operatin system, press

and hold the power button for four or more seconds to turn off the computer.

3 Storage drive status indicator

This indicator is on when the stora e drive is in use.

4 Microphone connector

Used to connect a microphone to your computer. You can use the microphone to record sounds or interact

with the computer usin speech-reco nition software.

5 Headset connector

Used to connect a headset or headphones to your computer.

6 Type-C USB 3.1 Gen 1 connector

Used to connect a Type-C USB 3.1 compatible device.

7 Always On USB 3.1 Gen 1 connector

Used to connect a USB-compatible device. For optimal data transfer, connect a USB 3.1 Gen 1 device to a

USB 3.1 Gen 2 or USB 3.1 Gen 1 connector instead of a USB 2.0 connector.

8 Illuminated red dot

This indicator is on when the computer is on.

Rear view

Note: Your computer model mi ht look sli htly different from the illustration.

2M720q User Guide and Hardware Maintenance Manual

Figure 2. Rear view

1 Optional connector 2 2 Optional connector 1

3 Security-lock slot 4 Wi-Fi antenna slot

5 Ethernet connector 6 USB 3.1 Gen 2 connectors (2)

7 USB 3.1 Gen 1 connector 8 HDMI™ 1.4 out connector

9 USB 3.1 Gen 1 connector 10 DisplayPort® 1.2 out connector

11 Power adapter connector

1 Optional connector 2

Dependin on the computer model, the connector mi ht vary.

2 Optional connector 1

Dependin on the computer model, the connector mi ht vary.

3 Security-lock slot

Used to secure a Kensin ton-style cable lock.

4 Wi-Fi antenna slot

Chapter 1.Overview 3

Used to install the rear Wi-Fi antenna cable connector that is available only on some models. The rear Wi-Fi

antenna is installed on the rear Wi-Fi antenna cable connector.

5 Ethernet connector

Used to connect an Ethernet cable for network access.

6 USB 3.1 Gen 2 connectors

Used to connect a USB-compatible device. For optimal data transfer, connect a USB 3.1 Gen 2 device to a

USB 3.1 Gen 2 connector instead of a USB 3.1 Gen 1 or USB 2.0 connector.

7 USB 3.1 Gen 1 connector

Used to connect a USB-compatible device. For optimal data transfer, connect a USB 3.1 Gen 1 device to a

USB 3.1 Gen 2 or USB 3.1 Gen 1 connector instead of a USB 2.0 connector.

8 HDMI 1.4 out connector

Used to send video and audio si nals from your computer to another audio or video device, such as a hi h

performance monitor.

9 USB 3.1 Gen 1 connector

Used to connect a USB-compatible device. For optimal data transfer, connect a USB 3.1 Gen 1 device to a

USB 3.1 Gen 2 or USB 3.1 Gen 1 connector instead of a USB 2.0 connector.

10 DisplayPort 1.2 out connector

Used to send audio and video si nals from the computer to another audio or video device, such as a hi h-

performance monitor.

11 Power adapter connector

Used to connect the power adapter to your computer for power supply.

System board

Note: See “Front view” and “Rear view” for additional component descriptions.

4M720q User Guide and Hardware Maintenance Manual

Figure 3. System board

1 Clear CMOS (Complementary Metal Oxide

Semiconductor) / Recovery jumper

2 Thunderbolt connector

3 Board to board connector 4 DC connector

5 Microprocessor 6 Coin-cell battery

7 Internal speaker or advanced speaker connector 8 System fan connector

9 Stora e drive slot 10 M.2 Wi-Fi card slot

Chapter 1.Overview 5

11 PCI Express card slot 12 Serial connector

13 Memory slot 1 (DIMM1) 14 Memory slot 2 (DIMM2)

15 M.2 solid-state drive slot

Machine type and model label

The machine type and model label identifies the computer. When you contact Lenovo for help, the machine

type and model information helps support technicians to identify the computer and provide faster service.

The machine type and model label is attached on the computer as shown.

Figure 4. achine type and model label

6M720q User Guide and Hardware Maintenance Manual

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