In an HP P4014 printer, the 57 .01 ERROR is a fan error…..”FN103 has experienced an error”. For printer troubleshooting, follow these instructions:
1. Inspect fan FN103 to determine if its rotational movement is being obstructed.
2. Verify that the fan connection at connector J79 on the DC controller PCA is securely seated.
3. If the error persists, replace the fan. The part number is RK2-1989