⚠
warning HP
Error Code Blink or beep codes
Interpreting POST diagnostic front panel LEDs and audible codes during troubleshooting.
? What Causes This
Various hardware issues detected by the system at startup.
✓ How to Fix It
Refer to the Maintenance and Service Guide for interpreting error codes and recommended actions.
Source: page 26 of the official manual
From the manual
This error code appears in:
HP Z240 Tower Workstation