AA2 — Communication fault with PCA Base

What does AA2 mean?

A temporary communication fault has occurred with the base board (PCA Base). Check the communication cables and their connections.

• Check the communication cables and their connections
• A temporary communication fault has occurred to the PCB

Click steps to track your progress.

1. 1

   Examine communication cables for the base board.

2. 2

   Verify that all connections are tight and clean.

3. 3

   Look for any signs of cable damage.

4. 4

   Reboot the system once connections are confirmed.