Table Of Contents - Lenovo ThinkCentre M90a Gen 5 User Manual

Contents
About this documentation . . . . . . . . . . . . ii
Chapter 1. Meet your computer . . . . . 1
Front . . . . . . . . . . . . . . . . . . . . 1
Rear . . . . . . . . . . . . . . . . . . . . 3
Specifications . . . . . . . . . . . . . . . . 5
USB specifications . . . . . . . . . . . . . . 6
The Vantage app . . . . . . . . . . . . . . . 7
Chapter 2. Get started with your
computer . . . . . . . . . . . . . . . . . 9
Access networks . . . . . . . . . . . . . . . 9
Adjust the computer stand (for selected models) . .
Rotate the monitor (for selected models) . . . . .
Adjust the tiltable camera (for selected models) . .
Use the touch screen (for selected models) . . . .
Connect an external display . . . . . . . . . .
Transfer data . . . . . . . . . . . . . . . .
Privacy (for selected models)
Connect to a Bluetooth device . . . . . . . . .
Conventional pair . . . . . . . . . . . .
Swift pair . . . . . . . . . . . . . . .
ICE performance mode . . . . . . . . . . . .
Smart power-on feature (for selected models) . . .
Set the power plan . . . . . . . . . . . . .
Security . . . . . . . . . . . . . . . . . .
Lock the computer . . . . . . . . . . . .
Smart USB protection . . . . . . . . . .
Use software security solutions . . . . . . .
Chapter 3. UEFI BIOS . . . . . . . . . 21
Enter the UEFI BIOS menu . . . . . . . . . .
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Navigate the UEFI BIOS menu . . . . . . . . .
Enable or disable the ErP LPS compliance mode . .
Update the UEFI BIOS . . . . . . . . . . . .
From the Vantage app . . . . . . . . . .
From the Lenovo Support Web site . . . . .
From the Windows Update
Chapter 4. CRU replacement . . . . . 23
CRU list . . . . . . . . . . . . . . . . . .
Computer stand. . . . . . . . . . . . . . .
Rear I/O cover . . . . . . . . . . . . . . .
System board shield . . . . . . . . . . . . .
Primary hard disk drive . . . . . . . . . . . .
Optical drive . . . . . . . . . . . . . . . .
Secondary hard disk drive and bracket. . . . . .
M.2 solid-state drive . . . . . . . . . . . . .
Memory module . . . . . . . . . . . . . .
Chapter 5. Help and support . . . . . 37
Find your serial number . . . . . . . . . . . .
Diagnose and troubleshoot your computer . . . .
Troubleshoot and diagnose at Lenovo
Support Web site . . . . . . . . . . . .
Hardware scan . . . . . . . . . . . . .
Recover Windows operating system. . . . . . .
Call Lenovo . . . . . . . . . . . . . . . .
Before you contact Lenovo . . . . . . . .
Self-help resources . . . . . . . . . . . . .
Purchase accessories or additional services
Appendix A. Notices and
trademarks . . . . . . . . . . . . . . . 41
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