Dig43l Eup 081802 Manual Hot __full__ — Mb

The original design assumed forced air cooling (a 40mm fan at 15 CFM). In retrofit applications, the fan is often omitted.

| Error Code | Meaning | Thermal Impact | |------------|---------|----------------| | | Heatsink temp > 80°C | Immediate shutdown. Clean fan. | | H-07 | Hot input line overcurrent | Reduce load on pin 17/18. | | E-22 | Internal voltage regulator hot | Replace U5 (LM317). | | P-09 | Power derating active due to ambient heat | Improve cabinet ventilation. | mb dig43l eup 081802 manual hot