⚠
warning HP
Error Code F11 function key LED indicator
Red or blue LED on the F11 recovery management key during POST.
? What Causes This
Recovery partition detection or corruption issues.
✓ How to Fix It
Consult the system BIOS documentation for specific status meanings and actions to take.
Source: page 37 of the official manual
From the manual
This error code appears in:
HP Z240 Tower Workstation