Lenovo 30F30010GE Hardware Maintenance Manual page 36

USB device
3.2 Gen 1
3.2 Gen 2
3.2 Gen 2 × 2
Thunderbolt 3
Thunderbolt 4
Power indicator
Show the system status of your computer.
• On: The computer is starting up or working.
• Off: The computer is off or in hibernation mode.
• Blinking slowly: The computer is in sleep mode.
Always On USB-A 3.2 Gen 2 connector
With the Always On USB feature enabled, the Always On USB-A 3.2 Gen 2 connector can charge a USB-A
compatible device when the computer is on, off, in sleep mode, or in hibernation mode.
To enable the Always On USB feature, do the following:
1. Enter the UEFI BIOS menu.
2. Click Devices ➙ USB Setup ➙ Front USB Ports ➙ USB Port 2 to enable the Always On USB feature.
Diagnostic LCD switch
Use the diagnostic LCD switch to turn on or turn off the diagnostic LCD, and handle occurred events.
Status
No event
Error events occur
Diagnostic LCD
Display the diagnostic information when an issue or error is detected. You can decode the error code at
https://www.thinkworkstationsoftware.com/codes
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ThinkStation P7 Hardware Maintenance Manual
Data rate (Gbit/s)
5
10
20
40
40
Behavior and function
Short press: Turn on or turn off the diagnostic LCD. Date and time will be
displayed on the LCD when it is turned on. The LCD will turn off automatically if
idle for three minutes.
The diagnostic LCD will turn on automatically when an error event occurs.
• Short press (when multiple events occur): Switch among error events and
display the corresponding QR code of the selected event.
• Long press (about 3 seconds): Clear the selected event.
.