Lenovo ThinkCentre M828z Owner's manual

M828z User Guide and Hardware
Maintenance Manual
Machine Type: 10SE

Note: Before using this information and the product it supports be sure to read and understand the
Important Product Information Guide and Appendix A “Notices” on page 59.
First Edition (August 2020)
© Copyright Lenovo 2020
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 . . . . . . . . . . . . . . . . . . 3
System board . . . . . . . . . . . . . . . . 4
Machine type and model label . . . . . . . . . . 6
Adjusting the integrated camera and microphone
module . . . . . . . . . . . . . . . . . . . 6
Adjusting the computer stand . . . . . . . . . . 6
Chapter 2 Specifications 9
Chapter 3 Computer locks 11
Chapter 4 Replacing hardware 13
Before replacing hardware . . . . . . . . . . 13
Knowing FRUs (including CRUs) . . . . . . . . 13
Locating FRUs (including CRUs) . . . . . . . . 14
Replacing the computer stand . . . . . . . . . 16
Removing the computer cover . . . . . . . . . 17
Replacing the storage drive . . . . . . . . . . 18
Replacing the optical drive . . . . . . . . . . 20
Replacing the optical drive and storage drive
cables . . . . . . . . . . . . . . . . . . 23
Replacing the side I/O bezel . . . . . . . . . . 23
Replacing the system board shield . . . . . . . 24
Replacing the VESA mount bracket . . . . . . . 25
Replacing the power supply assembly . . . . . . 26
Replacing the cover presence switch . . . . . . 29
Replacing the system fan . . . . . . . . . . . 30
Replacing the heat sink . . . . . . . . . . . . 31
Replacing the microprocessor . . . . . . . . . 32
Replacing the Wi-Fi card . . . . . . . . . . . 37
Replacing the serial connector module . . . . . . 38
Replacing the M.2 solid-state drive . . . . . . . 39
Replacing a memory module. . . . . . . . . . 42
Replacing the coin-cell battery . . . . . . . . . 44
Replacing the card reader . . . . . . . . . . . 46
Replacing the system board . . . . . . . . . . 47
Replacing the integrated camera and microphone
module . . . . . . . . . . . . . . . . . . 48
Replacing the back frame . . . . . . . . . . . 51
Replacing the internal speakers . . . . . . . . 54
Replacing the Wi-Fi antennas . . . . . . . . . 55
Replacing the LCD panel . . . . . . . . . . . 56
Completing the parts replacement . . . . . . . 57
Appendix A Notices 59
Appendix B Trademarks 61
© Copyright Lenovo 2020 i

ii M828z User Guide and Hardware Maintenance Manual

Chapter 1 Overview
This chapter provides basic information to help you get familiar with your computer.
Front view
Note: Your computer model might look slightly different from the illustration.
Figure 1. Front view
1 Integrated microphones (2) (optional) 2 Integrated camera activity indicator (optional)
3 Integrated camera shield control slider (optional) 4 Integrated camera (optional)
5 Card reader slot (optional) 6 Always On USB 3.1 Gen 2 connector (for rapid charge)
7 USB-C™ connector 8 Headset connector
9 Microphone mute/unmute control (computer mode) 10 Power button
11 Power indicator 12 Storage drive activity indicator
13 Microphone mute/unmute indicator 14 Internal speakers (2)
1 Integrated microphones
Used to record sounds or use speech-recognition software without using a microphone.
© Copyright Lenovo 2020 1

2 Integrated camera activity indicator
When the indicator is on the camera is in use.
3 Integrated camera shield control slider
Used to cover the camera lens.
4 Integrated camera
Used to take pictures or hold a video conference.
5 Card reader slot
Used to read data from a supported memory card.
6 Always On USB 3 1 Gen 2 connector
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. With the ac power adapter
connected you can charge the automatically detected device even when the computer is in hibernation
mode or turned off.
7 USB-C connector
Use the connector to transfer data (USB 3.1 Gen 1 5 Gbps) or charge your device (5 V / 3 A).
8 Headset connector
Used to connect a headset or headphones to your computer.
9 Microphone mute/unmute control
Used to mute or unmute the integrated microphones in the computer mode.
10 Power button
Used to turn on your computer. When you cannot shut down the computer from the operating system press
and hold the power button for four or more seconds to turn off the computer.
11 Power indicator
This indicator is on when the computer is on.
12 Storage drive activity indicator
This indicator is on when the storage drive is in use.
13 Microphone mute/unmute indicator
This indicator is on when the microphones are muted.
14 Internal speaker
Used to listen to the sounds from your computer without using a headset or headphones.
2M828z User Guide and Hardware Maintenance Manual

Rear view
Note: Your computer model might look slightly different from the illustration.
Figure 2. Rear view
1 Optical drive activity 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 the optical drive is in use.
2 Optical drive eject/close button
Used to eject the tray of the optical drive. After you insert a disc into the tray press the eject/close button to
close the tray.
3 Power cord connector
Used to connect the power cord to your computer for power supply.
Chapter 1.Overview 3

4 Ethernet connector
Used to connect an Ethernet cable for network access.
5 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. The connector supports the
smart power on feature that enables you to turn on the computer or wake it up from S4 hibernation mode by
pressing Alt+P on the keyboard. You can enable or disable the smart power on feature from the Setup Utility
program.
6 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.
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
connected to this connector the computer automatically changes to the monitor mode.
8 Serial connector
Used to connect an external modem a serial printer or other devices that use a serial connector.
9 Security-lock slot
Used to secure a Kensington-style cable lock.
10 VESA threaded holes
Used to connect the matched VESA mount with the matched screws when you install the computer on a
wall.
System board
Note: See “Front view” and “Rear view” for additional component descriptions.
4M828z User Guide and Hardware Maintenance Manual

Figure 3. System board
1 LCD power connector 2 Integrated camera and microphone module connector
3 Microprocessor socket 4 System fan connector
5 SATA power connector (connecting to the storage
drive and optical drive)
6 Memory slot (DIMM1)
7 Memory slot (DIMM2) 8 SATA connector (connecting to the optical drive)
9 SATA connector (connecting to the storage drive) 10 Power supply assembly connector
11 LCD LVDS connector 12 Cover presence switch connector (intrusion switch
connector)
13 Serial (COM1) connector 14 Internal speaker connector
15 M.2 Wi-Fi card slot 16 M.2 solid-state drive slot
17 PCH 18 Clear CMOS /Recovery jumper
19 Coin-cell battery 20 Card reader connector
Chapter 1.Overview 5

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
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.
6M828z User Guide and Hardware Maintenance Manual