1. execute command "display device " on IAD 132, result as blew.
we found all the DSP modules are "failed"
2. restart the IAD 132 and re-check the status of DSP modules, problem sitll the same.
3. re-load the Fireware of IAD 132, and re-check the status of DSP modules, problem still the same.
4. from above steps we confirm that the DSP modules totally dead. need to replace with spare parts.