Xerox DocuColor 2240 - Page 72

09/03
2-39
DC 3535/2240/1632, WC M24
3-358, 3-359
Status Indicator RAPs
Initial issue
3-358 IOT-ESS Communication Failure 18
Controller received check code 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).
3-359 IOT-ESS Communication Failure 19
Controller received check code 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).