If communications were established with the controller at one point but have currently been lost, what are three checks that could be performed?

What will be an ideal response?


If communications were established with the controller at one point but have currently been lost, check the following:
1. Is the PAC still powered?
2. Is the cable disconnected?
3. Is the cable damaged?
4. Has the PAC serial channel configuration changed?

Computer Science & Information Technology

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