Table of Contents
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(S3), or in hibernate mode(S4).
To enable the Always On USB feature, do the following:
1. Enter the UEFI BIOS menu.
2. Click Devices ➙ USB Setup ➙ USB Charging Port in S4/S5 to enable the Always On USB feature.
Diagnostic panel switch
Use the diagnostic panel switch to turn on or turn off the diagnostic panel, and handle occurred events.
Status
No event
Error events occur
Diagnostic panel
Display the diagnostic information when an issue or error is detected. You can decode the error code at
https://www.thinkworkstationsoftware.com/codes
Related topics
• "USB specifications" on page 4
• "Use ThinkStation diagnostic tool" on page 69
2
ThinkStation P8 User Guide
Data rate (Gbit/s)
5
10
20
40
40
Behavior and function
Short press: Turn on or turn off the diagnostic panel. Date and time will be
displayed on the panel when it is turned on. The panel will turn off automatically if
idle for three minutes.
The diagnostic panel 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.
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