Iot-Ess Communication Failure 11; Iot-Ess Communication Failure 12 - Xerox DocuColor 1632 Service Manual

3-351 IOT-ESS Communication Failure 11

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.
Status Indicator RAPs
3-351, 3-352

3-352 IOT-ESS Communication Failure 12

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
2-30
Prelaunch Training/Review
DC1632/2240