The message below was posted by Freeco in another forum, and has been moved to this more appropriate Troubleshooting Forum
my system didn't work untill i reset it , after the disarming from any mode (night mode / day mode / away mode ) the system need to be reset again , when i press any mode button voice message is played talled me " invalid call engineer to reset " what is the problem ? i need fast answer please . note ( when trying to shunt j14 give me message on kp screen " communication failure " and kp didn't work .
You need to shunt J14 if there is NO MPU01 plugged onto your board
REMOVE J14 shunt if there is an MPU01 plugged in
You did not explain what your configuration is. Please be more specific so that we can assist. Please give all the relevant step by step information Were you trying to plug in an MPU to upgrade firmware. It is impossible to know what is the problem from what you have described.