CLAAS 78BDh: Communication loss between Transmission module TR3 (A57-3) and External function module EXT (A62)

The Transmission module TR3 (A57-3) has detected a communication loss with the External function module EXT (A62) during a CSM sequence. This indicates a failure in the communication link between these two modules.

1. 1

   Connections between Transmission module TR3 (A57-3) and External function module EXT (A62)

2. 2

   Cabling or wiring between Transmission module TR3 (A57-3) and External function module EXT (A62)

3. 3

   Power supply to Transmission module TR3 (A57-3) and External function module EXT (A62)

1. 1

   Inspect

   Inspect the connections and cabling between Transmission module TR3 (A57-3) and External function module EXT (A62) for damage, looseness, or corrosion.

2. 2

   Test

   Test the power supply to both Transmission module TR3 (A57-3) and External function module EXT (A62) to ensure they are receiving the correct voltage.

3. 3

   Reconnect

   If any connections are loose or damaged, reconnect or replace them as necessary.