Xerox DocuColor 2240

09/03
2-37
DC 3535/2240/1632, WC M24
3-354, 3-355
Status Indicator RAPs
Initial issue
3-354 IOT-ESS Communication Failure 14
Controller received check code error (UART parity error).
Procedure
Switch the power off then on. The problem continues.
YN
Return to Service Call Procedures.
Reinstall the software. If the problem continues, check the MCU PWB connectors (P/J Loca-
tions, Figure 15). DC 3535 only: Replace the VSEL PWB (PL 13.1). If the problem persists,
replace the MCU PWB (PL 13.1).
3-355 IOT-ESS Communication Failure 15
Controller received check code error (UART framing error).
Procedure
Switch the power off then on. The problem continues.
YN
Return to Service Call Procedures.
Reinstall the software. If the problem continues, check the MCU PWB connectors (P/J Loca-
tions, Figure 15). DC 3535 only: Replace the VSEL PWB (PL 13.1). If the problem persists,
replace the MCU PWB (PL 13.1).