!!
critical HP
Error Code Screen Message: System Board Failure (103)
DMA or timers malfunction on motherboard.
? What Causes This
Faulty chipset, memory controller, or integrated features of the board.
✓ How to Fix It
Clear CMOS and eliminate expansion boards. Reinstallation may be necessary with a replacement system board.
Source: page 3 of the official manual
From the manual
This error code appears in:
HP Prodesk 600 G1 Small Form Factor PC