Iot-Ess Communication Failure 1; Iot-Ess Communication Fail 2 - Xerox DocuColor 1632 Service Manual

3-340 IOT-ESS Communication Failure 1

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 MCU PWB connectors. If the
check is OK, replace the MCU PWB (PL 13.1).
Return to Service Call Procedures.
Prelaunch Training/Review
DC1632/2240

3-341 IOT-ESS Communication Fail 2

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 MCU PWB connectors. If the
check is OK, replace the MCU PWB (PL 13.1).
Return to Service Call Procedures.
6/02
2-25
Status Indicator RAPs
3-340, 3-341