Intel® Desktop Board DG35EC Technical Product Specification
This format appears on older Intel Desktop Boards (DG, DH, DQ series).
| Code Sequence | Likely Meaning | |---------------|----------------| | 01 21 | CPU and early memory initialization succeeded. | | b6 | Possibly NVRAM cleanup or chipset init. | | e1 e2 | Fatal halt in APIC or SMM initialization (often BIOS or chipset failure). | | er | Final error state displayed on debug LED. |
Intel® Desktop Board DG35EC Technical Product Specification
This format appears on older Intel Desktop Boards (DG, DH, DQ series).
| Code Sequence | Likely Meaning | |---------------|----------------| | 01 21 | CPU and early memory initialization succeeded. | | b6 | Possibly NVRAM cleanup or chipset init. | | e1 e2 | Fatal halt in APIC or SMM initialization (often BIOS or chipset failure). | | er | Final error state displayed on debug LED. |