Press the power button to turn on the machine and continually press F12 multiple times until the boot menu appears (2-3 presses of F12 per second is a good pace).
Press TAB to change menus and select Lenovo diagnostics
From the diagnostics window you can select individual tests to run, or run the full suite of tests. Please note the full diagnostics can take a few hours to complete as it goes through in-depth testing.
Within Lenovo diagnostics, the mouse may not work and you will need to use the arrow keys, tab, enter/escape, or other keys indicated at the bottom on the screen.
If you are having trouble getting into the boot menu and the machine continues to just boot into Windows:
Within Windows, before clicking "Shut Down" press and hold the Left Shift key and continue to hold it until the computer is completely off. This will temporarily disable the fastboot feature to allow booting into the diagnostics.
Please note the Lenovo hardware diagnostics can take a few hours to complete and you should make sure the computer is not needed during this time as it will not be usable.
Press the power button to turn on the machine and continually press F12 multiple times until the boot menu appears (2-3 presses of F12 per second is a good pace).
Press TAB to change menus and select Lenovo diagnostics.
Lenovo Diagnostics contains a suite of quick and extended tests that include memory, storage (SSD, SATA, and SAS), optical, wireless, motherboard, CPU, video, and RAID.
Do one of the following: In Windows 10, go to Start , then select Settings > Privacy > Diagnostics & feedback. ...
Under Diagnostic data, select the option you prefer. If the options are unavailable, you may be using a device managed by your workplace or organization.
The strongest Lenovo diagnostic tool is the Lenovo Solution Center. It is a software application that scans and diagnoses hardware issues on Lenovo computers. It can detect and troubleshoot problems with the computer's memory, hard drive, processor, and other components.
You probably already have the PC Health Check app installed on your Windows PC or laptop. Go to your search bar and start typing 'PC Health Check.' If you have the app, then click on it or select Open. If you do not have the app installed on your device, you can download it from Microsoft.
Lenovo UEFI Diagnostics - Bootable USB is a tool that can be booted by itself and tests hardware devices in Lenovo UEFI-enabled ThinkPad, ThinkCentre, ThinkStation and ThinkServer systems.
Lenovo Diagnostics Evolution is a diagnostic tool that diagnosis different components in Lenovo computers providing feedback to the users about their machine's health.
Press the arrow keys on your keyboard, select [Enter Setup], and press Enter on your keyboard to enter UEFI BIOS. Click [System Diagnostics] and you can test component on that page. Press the F5 key on your keyboard or click [ADT] to proceed to the system diagnostics page.
How to select boot device from BIOS (Boot Menu) Press F12 or (Fn+F12) rapidly and repeatedly at the Lenovo logo during bootup to open Windows Boot Manager. Select boot device in the list. This is a one-time-option.
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