⚠
warning HP
Error Code 2 short white blinks - Power LED (red-white)
Embedded controller is recovering boot block or DXE.
? What Causes This
System undergoing self-recovery processes, possible previous corruption.
✓ How to Fix It
Wait for the system to complete recovery; monitor power LED and use diagnostic tools if necessary.
Source: page 69 of the official manual
From the manual
This error code appears in:
HP Elitebook 840 G4 Notebook PC