5 flashes, 2 beeps - Communication Error (Main micom ↔ Sub micom)

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This error signifies a communication breakdown between the main microcontroller (micom) and a sub-micom within the system. This prevents proper data exchange and control.

• Poor/Loss of Communication between Main and Sub micom

Klicken Sie auf Schritte, um Ihren Fortschritt zu verfolgen.

1. 1

   Turn off the power to the unit.

2. 2

   Check all internal communication cables and connectors between the main and sub-micom boards.

3. 3

   Reset the unit by removing power for at least 1 minute.

4. 4

   If the communication error continues, a technician should diagnose the micom boards for faults.