CLAAS 7F0Bh: Communication error between the TR1 module and the DBD No message received from the TR1 (A57-1) module

A communication error has occurred between the TR1 module and the DBD. No message has been received from the TR1 (A57-1) module for more than 5 seconds. The system will return to normal mode once a message is received again.

1. 1

   The TR1 (A57-1) module connection to the DBD

2. 2

   The wiring between the TR1 (A57-1) module and the DBD

3. 3

   The power supply to the TR1 (A57-1) module

1. 1

   Inspect the connection

   Check the connection between the TR1 (A57-1) module and the DBD for any loose or damaged contacts.

2. 2

   Inspect the wiring

   Examine the wiring between the TR1 (A57-1) module and the DBD for any damage or disconnection.

3. 3

   Check the power supply

   Verify that the TR1 (A57-1) module is receiving the correct power supply.