Quick Test Programs; Uefi Diagnostic Program; Bootable Diagnostic Programs - Lenovo 20X1 Hardware Maintenance Manual

Quick test programs

Run quick test programs to troubleshoot and resolve computer problems, especially when the computer
does not have the Lenovo Vantage program installed.
To download and install a quick test program, go to
on the Web site.
To run a test using quick test program, do the following:
1. Go to the C:\SWTOOLS\ldiag directory.
2. Double-click the lsc_lite.exe file.
3. When the User Account Control window opens, click Yes.
4. Select the device class to be tested.
5. Select the devices to be tested.
6. Select the test to be performed.
7. Follow the instructions on the screen to start the test. When a problem is detected, information
messages are displayed. Refer to the messages to troubleshoot the problem.

UEFI diagnostic program

A UEFI diagnostic program is preinstalled on the computer. It enables you to test memory modules and
internal storage devices, view system information, and check and recover bad sectors on internal storage
devices.
To run the UEFI diagnostic program, do the following:
1. Turn on the computer. If the computer cannot be turned on, go to "Power system checkout" on page 26,
and check the power sources. If an error code is displayed, go to "Symptom-to-FRU index" on page 33
for error code descriptions and troubleshooting hints.
2. When the logo screen is displayed, repeatedly press and release the F10 key. The main screen of the
UEFI diagnostic program is displayed.
3. Follow the instructions on the screen to use the diagnostic program.
The options on the main screen are as follows:
Table 1. Items on the main screen of the UEFI diagnostic program
• Quick Memory Test
• Quick Storage Device Test
• LCD test
• PCI-e test
• Exit Application
* Recover Bad Sectors Tool is only available on computers that have hard disk drives installed.

Bootable diagnostic programs

If the computer you are servicing is not installed with the UEFI diagnostic program, you can download a
bootable diagnostic program from the Lenovo Support Web site. The bootable diagnostic programs enable
you to test computer memory and internal storage devices, view system information, and check and recover
the internal storage devices. To use the bootable diagnostic programs, you can create a bootable diagnostic
medium on a Universal Serial Bus (USB) device or CD.
Tests
https://www.lenovo.com/diags
• System Information
• Generate configuration file
• Execute from configuration file
• Recover Bad Sectors Tool
, and follow the instructions
Tools
*
.
Chapter 3 General checkout
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