3-325 IIT-ESS Communication Failure 6
Controller received check code error.
Procedure
Switch the power off then on. The problem is corrected.
Y
N
Reinstall the software. If the problem continues, check the IIT/IPS PWB connectors. If the
check is OK, replace the IIT/IPS PWB (PL 18.3).
Return to Service Call Procedures.
Prelaunch Training/Review
DC1632/2240
3-326 IIT-ESS Communication Failure 7
Controller received check code error.
Procedure
Switch the power off then on. The problem is corrected.
Y
N
Reinstall the software. If the problem continues, check the IIT/IPS PWB connectors. If the
check is OK, replace the IIT/IPS PWB (PL 18.3).
Return to Service Call Procedures.
6/02
2-19
Status Indicator RAPs
3-325, 3-326