003-335 IISS-ESS Communication 16 RAP
BSD-ON:
BSD 3.3 - ESS-IIT Communication
BSD-ON:
BSD 16.1 - ESS
The NAK (Negative Acknowledgement) that notifies of the occurrence of a transmission failure
is received. (An overrun error was detected by hardware of the UART.)
Procedure
•
Ensure that the customer is programming a job within the parameters of the machine uti-
lizing the UI.
•
Disconnect then reconnect the IIT, Control Panel, ESS, MCU all PWBs connected to them
(RAM, Firmware module, EEPROM)
•
Reload Software
(GP
16)
•
Replace IIT PWB (Switch the EEPROM)
•
If the problem persists, replace the ESS PWB
original ESS PWB and RAM DIMM.)
Status Indicator RAPs
003-335, 003-336
(PL
1.6)
(PL
35.2). (If not fixed by this, reinstall the
BUS Updated 12/2011
003-336 IISS-ESS Communication 17 RAP
BSD-ON:
BSD 3.3 - ESS-IIT Communication
BSD-ON:
BSD 16.1 - ESS
The NAK (Negative Acknowledgement) that notifies of the occurrence of a transmission failure
is received. (After the header was recognized, it was detected that receiving was aborted.)
Procedure
•
Ensure that the customer is programming a job within the parameters of the machine uti-
lizing the UI.
•
Disconnect then reconnect the IIT, Control Panel, ESS, MCU all PWBs connected to them
(RAM, Firmware module, EEPROM)
•
Reload Software
(GP
16)
•
Replace IIT PWB (Switch the EEPROM)
•
If the problem persists, replace the ESS PWB
original ESS PWB and RAM DIMM.)
07/2011
2-32
(PL
1.6)
(PL
35.2). (If not fixed by this, reinstall the
Initial Issue
WorkCentre 5335 Family Service Documentation