3-325 IIT-ESS Communication Failure 6
Controller received check code error (parity error in IISS).
Procedure
Switch the power off then on. The problem continues.
Y
N
Return to Service Call Procedures.
Reinstall the software. If the problem continues, check the IIT/IPS PWB connectors (P/J Loca-
tions,
Figure
30). If the check is OK, replace the IIT/IPS PWB
Status Indicator RAPs
3-325, 3-326
3-326 IIT-ESS Communication Failure 7
Controller received check code error (framing error in IISS).
Procedure
Switch the power off then on. The problem continues.
Y
Reinstall the software. If the problem continues, check the IIT/IPS PWB connectors (P/J Loca-
(PL
18.3).
tions,
02/03
2-20
N
Return to Service Call Procedures.
Figure
30). If the check is OK, replace the IIT/IPS PWB
(PL
18.3).
Initial issue
DC 3535/2240/1632