Mb Dig43l Eup 081802 Manual Hot Portable Site

After years of operation, capacitors near the switching regulator (C23, C24, C27) dry out, increasing equivalent series resistance (ESR). This causes ripple current that heats the entire board.

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Ensure correct alignment of the front panel function connector. After years of operation, capacitors near the switching

Keep your DIG43L in prime condition for years of reliability: It may relate to: Ensure correct alignment of

| 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. |

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Move the jumper from pins 1-2 to 2-3 for thirty seconds with the power off.