Epson EPL-N2700 Service Manual page 140

EPSON EPL-N2700 / N2750
If the Enter button is pressed, the rewriting job continues, but
n
stops again with the error.
Verify error during updating or erasing
o
The verify error occurs while the DIMM is being rewritten or writing
address is out of range. The printer displays the following message:
"<END : Write. ER : CONT>".
The cause of the error is improper pin connection of the DIMM or
the DIMM malfunction.
If the Menu button is pressed, the message "WAIT RESET"
n
appears and the contents of the firmware remain old.
If the Enter button is pressed, the rewriting job continues, but
n
there is a possibility the printer will not boot due to Check Sum
error.
Writing address to the DIMM is out of range.
o
The printer displays the following message:
"<END : ADR. Error : CONT>"
The possible cause of the error is:
The data sent from the PC has converted and the contents are
different from the data file.
There is a problem with the contents of the data file.
If the Menu button is pressed, the message "WAIT RESET"
n
appears and the contents of the firmware remain old.
If the Enter button is pressed, the rewriting job continues, but
n
soon stops again with the error.
Disassembly/Assembly
Check sum of the writing data record does not match.
o
The printer displays the following message:
"<END : Data. Error : CONT>"
The possible cause of the error is:
The data sent from the PC has converted, and the contents are
different from the one is the data file.
There is a problem with the contents of the data file.
If the Menu button is pressed, the message "WAIT RESET"
n
appears and the contents of the firmware remain old.
If the Enter button is pressed, the rewriting job continues, but
n
soon stops again with the error.
Check Sum Error
o
The program has failed to write to the DIMM and complete the job
without abandoning data. In this case, the DIMM updating program
does not start at power on and the message "Service-call error
C*****" appears.
If the buttons On Line, Alt, and Value are simultaneously pressed
twice, the error is cleared and the DIMM updating program starts to
rewriting.
Disassembly Procedure
Revision B
141