Initialization or Communication Error

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This status indicates an initialization error or a communication error between the keypad and the controller. It signifies that the drive controller is unable to properly start up or establish communication with its human-machine interface.

• Error during the initial power-on sequence of the drive controller.
• Communication failure between the operator keypad and the controller unit.
• Incorrect initialization parameters preventing system startup.

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1. 1

   Verify the ribbon cable connecting the keypad to the controller is securely seated at both ends.

2. 2

   Check controller parameters related to communication interface settings (e.g., baud rate, address).

3. 3

   Perform a power cycle of both the controller and the keypad.

4. 4

   Ensure the keypad model is compatible with the controller version.