6/02
2-29
DC1632/2240
3-349, 3-350
Status Indicator RAPs
Prelaunch Training/Review
3-349 IOT-ESS Communication Failure 9
Controller received check code error.
Procedure
Switch the power off then on. The problem is corrected.
YN
Reinstall the software. If the problem continues, check the MCU PWB connectors. If the
check is OK, replace the MCU PWB (PL 13.1).
Return to Service Call Procedures.
3-350 IOT-ESS Communication Failure 10
Controller received check code error.
Procedure
Switch the power off then on. The problem is corrected.
YN
Reinstall the software. If the problem continues, check the MCU PWB connectors. If the
check is OK, replace the MCU PWB (PL 13.1).
Return to Service Call Procedures.