Iot-Ess Communication Failure 10 - Xerox DocuColor 2240 Service Manual

3-350 IOT-ESS Communication Failure 10

Controller received check code error (wrong sequence number in received message packet).
Procedure
Switch the power off then on. The problem continues.
Y N
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
replace the MCU PWB (PL 13.1).
Initial issue
DC 3535/2240/1632
3-351 IOT-ESS Communication Failure 11
Controller received check code error (wrong packet number in received message packet).
Procedure
Switch the power off then on. The problem continues.
Y
Reinstall the software. If the problem continues, check the MCU PWB connectors (P/J Loca-
(PL 13.1). If the problem persists, tions,
the MCU PWB
02/03
2-31
N
Return to Service Call Procedures.
Figure 15). DC 3535 only: Replace the VSEL PWB
(PL 13.1).
(PL 13.1). If the check is OK, replace
Status Indicator RAPs
3-350, 3-351