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Lenovo ThinkCentre M920z User Manual And Hardware Maintenance Manual Download Page 19

Figure 12. Locating FRUs (including CRUs)

Self-service CRUs

Optional-service CRUs

Non-CRUs

1 

UltraFlex III Stand

4 

System board shield

5 

Optical drive and storage drive 

cables

2 

Full-function monitor stand

9 

Optical drive

6 

Thermal pads (2)

3 

Computer cover

11 

Optical drive bezel

7 

VESA mount bracket

14 

Storage drive bracket

28 

M.2 solid-state drive

8 

Optical drive holder

16 

Storage drive

33 

Coin-cell battery

10 

Power supply assembly

41 

Keyboard

35 

Memory module

12 

Power cord connector bracket

42 

Mouse

40 

Side I/O bezel

13 

Integrated camera and 

microphone module

Chapter 4

.

Replacing hardware

15

Summary of Contents for ThinkCentre M920z

Page 1: ...M920z User Guide and Hardware Maintenance Manual Energy Star Machine Types 10S6 10S7 10Y5 and 10Y6 ...

Page 2: ...formation Guide and Appendix A Notices on page 61 First Edition July 2018 Copyright Lenovo 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 ...

Page 3: ... I O bezel 24 Replacing the system board shield 25 Replacing the VESA mount bracket 26 Replacing the power supply assembly 27 Replacing the cover presence switch 30 Replacing the system fan 31 Replacing the heat sink 32 Replacing the microprocessor 33 Replacing the Wi Fi card 38 Replacing the serial connector module 39 Replacing the M 2 solid state drive 40 Replacing a memory module 43 Replacing t...

Page 4: ...ii M920z User Guide and Hardware Maintenance Manual ...

Page 5: ...nal 4 Integrated camera optional 5 Card reader slot optional 6 USB 3 1 Gen 1 connector 7 Always On USB 3 1 Gen 2 connector for rapid charge 8 USB 3 1 Gen 1 Type C connector 9 Headset connector also known as combo audio jack 10 Microphone mute unmute control computer mode 11 Power button 12 Power indicator 13 Storage drive activity indicator 14 Microphone mute unmute indicator 15 Internal speakers ...

Page 6: ...tically detected device even when the computer is in hibernation mode or turned off 8 USB 3 1 Gen 1 Type C connector Used to connect a USB Type C 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 9 Headset connector Used to connect a headset or headphones to your computer 10 Microphone mute unmute...

Page 7: ...tivity indicator optional 2 Optical drive eject close button optional 3 Power cord connector 4 Ethernet connector 5 USB 3 1 Gen 1 connector supporting the smart power on feature 6 USB 3 1 Gen 1 connectors 3 7 DisplayPort 1 2 in out connector 8 Serial connector optional 9 Security lock slot 10 VESA threaded holes screws M4 x 8 mm x 4 pcs 1 Optical drive activity indicator This indicator is on when ...

Page 8: ...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 7 DisplayPort 1 2 in out connector Used to send audio and video signals and receive video signals When a high performance monitor is connected to this connector the computer remains in the computer mode When another computer in use is connect...

Page 9: ...DIMM1 8 Memory slot DIMM2 9 SATA connector connecting to the optical drive 10 SATA connector connecting to the storage drive 11 Power supply assembly connector 12 LCD LVDS connector 13 Cover presence switch connector intrusion switch connector 14 Serial COM1 connector 15 Internal speaker connector 16 M 2 Wi Fi card slot 17 M 2 solid state drive slot 18 PCH 19 Clear CMOS Recovery jumper 20 Coin cel...

Page 10: ... identify the computer and provide faster service The machine type and model label is attached on the computer as shown Figure 4 Machine type and model label Adjusting the integrated camera and microphone module Note The integrated camera and microphone module is optional Adjusting the computer stand Note The computer stand is optional 6 M920z User Guide and Hardware Maintenance Manual ...

Page 11: ...Full function monitor stand Figure 5 Tilting the screen forward and back Figure 6 Adjusting the height of the screen Figure 7 Turning the screen to the left and right Chapter 1 Overview 7 ...

Page 12: ...aFlex III Stand Figure 8 Tilting the screen forward and back Figure 9 Adjusting the height of the screen Figure 10 Turning the screen to the left and right 8 M920z User Guide and Hardware Maintenance Manual ...

Page 13: ...ot optional DisplayPort 1 2 in out connector Ethernet connector Headset connector Serial connector USB connectors Expansion Card reader Memory slots M 2 solid state drive slot Optical drive optional Storage drive bay Network features Ethernet LAN Wireless LAN optional Bluetooth optional Physical dimensions without the computer stand Width 541 6 mm 21 3 inches Height 370 6 mm 14 6 inches Depth 46 3...

Page 14: ...10 M920z User Guide and Hardware Maintenance Manual ...

Page 15: ...the rear of your computer Depending on the type selected the cable lock can be operated with a key or combination The cable lock also locks the buttons used to open the computer cover This is the same type of lock used with many notebook computers You can order such a cable lock directly from Lenovo by searching for Kensington at http www lenovo com support Figure 11 Attaching a Kensington style c...

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Page 17: ...try Prevent others from touching the options and other computer components Touch the static protective package containing the 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 before you install or replace a new part When possible remove the new part from the static protectiv...

Page 18: ...e an FRU only with another FRU of the correct model When you replace an FRU ensure that the model of the machine and the FRU part number are correct An FRU should not be replaced because of a single unreproducible failure Single failures can occur for a variety of reasons that have nothing to do with a hardware defect such as cosmic radiation electrostatic discharge or software errors Consider rep...

Page 19: ...stand 9 Optical drive 6 Thermal pads 2 3 Computer cover 11 Optical drive bezel 7 VESA mount bracket 14 Storage drive bracket 28 M 2 solid state drive 8 Optical drive holder 16 Storage drive 33 Coin cell battery 10 Power supply assembly 41 Keyboard 35 Memory module 12 Power cord connector bracket 42 Mouse 40 Side I O bezel 13 Integrated camera and microphone module Chapter 4 Replacing hardware 15 ...

Page 20: ...ket Replacing the computer stand Attention Do not open your computer or attempt any repairs before reading the Important Product Information Guide 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 Place a soft clean towel or cloth on the desk or surface Hold the s...

Page 21: ...Figure 13 Removing the full function monitor stand Figure 14 Installing the full function monitor stand UltraFlex III Stand Figure 15 Removing the UltraFlex III Stand Chapter 4 Replacing hardware 17 ...

Page 22: ...several minutes until the computer is cool 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 Unlock any locking device that secures the computer cover 4 Place a soft clean towel or cloth on the desk or surface Hold the sides of your computer and gently lay it down...

Page 23: ...acing the storage drive Attention Do not open your computer or attempt any repairs before reading the Important Product Information Guide 1 Remove the computer stand See Replacing the computer stand on page 16 2 Remove the computer cover See Removing the computer cover on page 18 3 Disconnect the signal cable and the power cable from the storage drive 4 Replace the storage drive Figure 18 Removing...

Page 24: ...o the bracket Figure 21 Installing the storage drive and the bracket 5 Connect the signal cable and the power cable to the new storage drive 6 Reinstall the removed parts To complete the replacement see Completing the parts replacement on page 58 20 M920z User Guide and Hardware Maintenance Manual ...

Page 25: ...ant Product Information Guide 1 Remove the computer stand See Replacing the computer stand on page 16 2 Remove the computer cover See Removing the computer cover on page 18 3 Replace the optical drive Figure 22 Removing the optical drive Figure 23 Removing the optical drive holder Chapter 4 Replacing hardware 21 ...

Page 26: ...a straightened paper clip into the emergency eject hole until the tray slides out Figure 25 Removing the optical drive bezel Figure 26 Installing the optical drive bezel 22 M920z User Guide and Hardware Maintenance Manual ...

Page 27: ...ay Figure 28 Installing the optical drive holder Figure 29 Installing the optical drive 4 Reinstall the removed parts To complete the replacement see Completing the parts replacement on page 58 Chapter 4 Replacing hardware 23 ...

Page 28: ...he system board 5 Replace the optical drive and storage drive cables Figure 30 Removing the optical drive and storage drive cables Figure 31 Installing the optical drive and storage drive cables 6 Connect the new optical drive and storage drive cables to the storage drive and the system board 7 Reinstall the removed parts To complete the replacement see Completing the parts replacement on page 58 ...

Page 29: ...parts replacement on page 58 Replacing the system board shield Attention Do not open your computer or attempt any repairs before reading the Important Product Information Guide 1 Remove the computer stand See Replacing the computer stand on page 16 2 Remove the computer cover See Removing the computer cover on page 18 3 Remove the side I O bezel See Replacing the side I O bezel on page 24 4 Replac...

Page 30: ...er or attempt any repairs before reading the Important Product Information Guide 1 Remove the computer stand See Replacing the computer stand on page 16 2 Remove the computer cover See Removing the computer cover on page 18 3 Remove the side I O bezel See Replacing the side I O bezel on page 24 4 Remove the system board shield See Replacing the system board shield on page 25 5 Replace the VESA mou...

Page 31: ...8 Replacing the power supply assembly Attention Do not open your computer or attempt any repairs before reading the Important Product Information Guide Although there are no moving parts in the computer after the power cord has been disconnected the following warnings are required for your safety and proper Underwriters Laboratories UL certification CAUTION Chapter 4 Replacing hardware 27 ...

Page 32: ...e technician 1 Remove the computer stand See Replacing the computer stand on page 16 2 Remove the computer cover See Removing the computer cover on page 18 3 Remove the side I O bezel See Replacing the side I O bezel on page 24 4 Remove the system board shield See Replacing the system board shield on page 25 5 Remove the VESA mount bracket See Replacing the VESA mount bracket on page 26 6 Disconne...

Page 33: ...g the power supply assembly Figure 40 Installing the power supply assembly Figure 41 Installing the power cord connector 8 Connect the new power supply assembly cable to the system board Chapter 4 Replacing hardware 29 ...

Page 34: ...8 3 Remove the side I O bezel See Replacing the side I O bezel on page 24 4 Remove the system board shield See Replacing the system board shield on page 25 5 Remove the VESA mount bracket See Replacing the VESA mount bracket on page 26 6 Remove the power cord connector See Replacing the power supply assembly on page 27 7 Disconnect the cover presence switch cable from the system board 8 Replace th...

Page 35: ... attempt any repairs before reading the Important Product Information Guide 1 Remove the computer stand See Replacing the computer stand on page 16 2 Remove the computer cover See Removing the computer cover on page 18 3 Remove the side I O bezel See Replacing the side I O bezel on page 24 4 Remove the system board shield See Replacing the system board shield on page 25 5 Remove the VESA mount bra...

Page 36: ...ee Completing the parts replacement on page 58 Replacing the heat sink Attention Do not open your computer or attempt any repairs before reading the Important Product Information Guide CAUTION The heat sink might be very hot Before you open the computer cover turn off the computer and wait several minutes until the computer is cool 32 M920z User Guide and Hardware Maintenance Manual ...

Page 37: ... any possible damage to the system board The screws cannot be removed from the heat sink You might have to gently twist the heat sink to free it from the microprocessor Do not touch the thermal grease while handling the heat sink Figure 48 Removing the heat sink Figure 49 Installing the heat sink 6 Reinstall the removed parts To complete the replacement see Completing the parts replacement on page...

Page 38: ...ard shield on page 25 5 Remove the heat sink See Replacing the heat sink on page 32 6 Record the cable routing and cable connections and then disconnect all cables from the system board See System board on page 4 7 Replace the microprocessor Notes Your microprocessor and socket might look different from the one illustrated Touch only the edges of the microprocessor Do not touch the gold contacts o...

Page 39: ...Figure 51 Opening the retainer Figure 52 Removing the microprocessor Chapter 4 Replacing hardware 35 ...

Page 40: ...Figure 53 Installing the microprocessor 36 M920z User Guide and Hardware Maintenance Manual ...

Page 41: ...th the handle 9 Route all the cables that you disconnected from the system board and then reconnect the cables to the system board 10 Reinstall the removed parts To complete the replacement see Completing the parts replacement on page 58 Chapter 4 Replacing hardware 37 ...

Page 42: ...ve the computer cover See Removing the computer cover on page 18 3 Remove the side I O bezel See Replacing the side I O bezel on page 24 4 Remove the system board shield See Replacing the system board shield on page 25 5 Replace the Wi Fi card Figure 56 Removing the Wi Fi card shield Figure 57 Disconnecting the Wi Fi antenna cables Figure 58 Removing the Wi Fi card 38 M920z User Guide and Hardware...

Page 43: ...tion Do not open your computer or attempt any repairs before reading the Important Product Information Guide 1 Remove the computer stand See Replacing the computer stand on page 16 2 Remove the computer cover See Removing the computer cover on page 18 3 Remove the side I O bezel See Replacing the side I O bezel on page 24 4 Remove the system board shield See Replacing the system board shield on pa...

Page 44: ...reading the Important Product Information Guide 1 Remove the computer stand See Replacing the computer stand on page 16 2 Remove the computer cover See Removing the computer cover on page 18 3 Remove the side I O bezel See Replacing the side I O bezel on page 24 4 Remove the system board shield See Replacing the system board shield on page 25 5 Depending on your computer model refer to one of the ...

Page 45: ...Figure 64 Removing the screw Figure 65 Removing the M 2 solid state drive Figure 66 Installing the M 2 solid state drive Chapter 4 Replacing hardware 41 ...

Page 46: ...Figure 67 Installing the screw Type 2 Figure 68 Removing the screw Figure 69 Removing the M 2 solid state drive 42 M920z User Guide and Hardware Maintenance Manual ...

Page 47: ...replacement see Completing the parts replacement on page 58 Replacing a memory module Attention Do not open your computer or attempt any repairs before reading the Important Product Information Guide Ensure that you follow the installation order for memory modules shown in the following figure Chapter 4 Replacing hardware 43 ...

Page 48: ...uter cover on page 18 3 Remove the side I O bezel See Replacing the side I O bezel on page 24 4 Remove the system board shield See Replacing the system board shield on page 25 5 Replace a memory module Figure 72 Disengaging the latches Figure 73 Removing a memory module 44 M920z User Guide and Hardware Maintenance Manual ...

Page 49: ...llel 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 time and configuration information including passwords are lost An error message is displayed when you turn...

Page 50: ...Figure 76 Disengaging the latch Figure 77 Removing the coin cell battery 46 M920z User Guide and Hardware Maintenance Manual ...

Page 51: ... any repairs before reading the Important Product Information Guide 1 Remove the computer stand See Replacing the computer stand on page 16 2 Remove the computer cover See Removing the computer cover on page 18 3 Remove the side I O bezel See Replacing the side I O bezel on page 24 4 Remove the system board shield See Replacing the system board shield on page 25 5 Disconnect the card reader cable ...

Page 52: ...nd See Replacing the computer stand on page 16 2 Remove the computer cover See Removing the computer cover on page 18 3 Remove the side I O bezel See Replacing the side I O bezel on page 24 4 Remove the system board shield See Replacing the system board shield on page 25 5 Remove the VESA mount bracket See Replacing the VESA mount bracket on page 26 6 Remove the heat sink See Replacing the heat si...

Page 53: ...nstead of a specific order for removing and reinstalling the screws Handle the system board carefully by its edges The failing system board must be returned with a microprocessor socket cover to protect the pins during shipping and handling 15 Route and connect all the cables to the new system board 16 Reinstall the removed parts To complete the replacement see Completing the parts replacement on ...

Page 54: ...eld on page 25 5 Replace the integrated camera and microphone module Figure 82 Turning the integrated camera and microphone module around Figure 83 Removing the integrated camera and microphone module cover Figure 84 Removing the integrated camera and microphone module from the back frame 50 M920z User Guide and Hardware Maintenance Manual ...

Page 55: ...ng the integrated camera and microphone module cable Figure 86 Installing and connecting the integrated camera and microphone module cable Figure 87 Installing the integrated camera and microphone module Chapter 4 Replacing hardware 51 ...

Page 56: ...ee Replacing the computer stand on page 16 2 Remove the computer cover See Removing the computer cover on page 18 3 Remove the side I O bezel See Replacing the side I O bezel on page 24 4 Remove the system board shield See Replacing the system board shield on page 25 5 Remove the VESA mount bracket See Replacing the VESA mount bracket on page 26 6 Remove the system board See Replacing the system b...

Page 57: ...Figure 90 Removing the system board shielding fence Figure 91 Removing the side I O bracket Figure 92 Removing the back frame Chapter 4 Replacing hardware 53 ...

Page 58: ...Figure 93 Installing the back frame Figure 94 Installing the side I O bracket Figure 95 Installing the system board shielding fence 54 M920z User Guide and Hardware Maintenance Manual ...

Page 59: ...4 Remove the system board shield See Replacing the system board shield on page 25 5 Remove the VESA mount bracket See Replacing the VESA mount bracket on page 26 6 Remove the power cord connector See Replacing the power supply assembly on page 27 7 Remove the heat sink See Replacing the heat sink on page 32 8 Remove the system board See Replacing the system board on page 48 9 Remove the integrated...

Page 60: ... 25 5 Remove the VESA mount bracket See Replacing the VESA mount bracket on page 26 6 Remove the power cord connector See Replacing the power supply assembly on page 27 7 Remove the heat sink See Replacing the heat sink on page 32 8 Remove the system board See Replacing the system board on page 48 9 Remove the integrated camera and microphone module See Replacing the integrated camera and micropho...

Page 61: ...t Information Guide 1 Remove the computer stand See Replacing the computer stand on page 16 2 Remove the computer cover See Removing the computer cover on page 18 3 Remove the storage drive See Replacing the storage drive on page 19 4 Remove the optical drive See Replacing the optical drive on page 21 5 Remove the optical drive cable See Replacing the optical drive and storage drive cables on page...

Page 62: ...17 Remove the Wi Fi antennas See Replacing the Wi Fi antennas on page 56 18 Replace the LCD panel Note Ensure that you remove and reinstall the screws in order of the numbers as shown 19 Reinstall the removed parts To complete the replacement see Completing the parts replacement on page 58 Completing the parts replacement After completing the installation or replacement for all parts reinstall the...

Page 63: ...omputer stand See Replacing the computer stand on page 16 5 Place the computer in an upright position 6 If a locking device is available use it to lock the computer 7 Reconnect the external cables and power cords to the corresponding connectors on the computer Chapter 4 Replacing hardware 59 ...

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Page 65: ...he publication Lenovo may make improvements and or changes in the products and or the programs 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 Leno...

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Page 67: ...es other countries or both Lenovo The Lenovo logo ThinkCentre The ThinkCentre logo DisplayPort and Mini DisplayPort are trademarks of the Video Electronics Standards Association Other company product or service names may be trademarks or service marks of others Copyright Lenovo 2018 63 ...

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