Dimm Module Copy - Epson AcuLaser Color 2000 Service Manual

EPSON AcuLaser C2000
<END: Write. ER: CONT>
Cause: Verify error during writing or erasing
Same for when the verify error is occurred during DIMM erase
and write and when the address write is out of range. Printer
display indicates this error. DIMM pin contact failure and DIMM
failure causes this error.
Remedy:
When "Menu Selection Switch" is pressed, the printer indicates
"WAIT_RESET" and the firmware remains as is.
NOTE: "Enter Switch" lets writing operation goes on regardless of
error, but the printer may become unable to reboot because of
checksum error.
<END: ADR. Error: CONT>
Cause: DIMM write address is out of range.
The data transferred from PC is converted and data different from
data file is sent or the content of the data file has problem.
Remedy:
When "Menu Selection Switch" is pressed, the printer indicates
"WAIT_RESET" and the firmware remains as is.
NOTE: "Enter Switch" lets the update goes on and the update will be
done correctly, but the printer soon stops because of error.
Service Call Error C*****
Cause: Checksum error
Writing to DIMM is failed. When you finished it without reading
off the data, DIMM update program does not boot at the power on
and the printer indicates error.
Remedy:
Press "On Line", "Alt" and "Value Selection Switch" twice at the
same time. This will release error and DIMM update program is
executed and you can update the data.
Disassembly and Assembly

4.3.2 DIMM Module Copy

This section explains the method of directly copying the firmware or font
date to DIMM module.
1. Install the target DIMM to socket A and master DIMM to socket B.
2. On the panel, while pressing the "READY_TO_PRINT", "Alt" and
"Enter Switch", turn on the printer.
3. When the display indicates "ROM Copy Mode", press "Enter Switch".
The printer enters to the DIMM copy mode.
4. Display indicates "C***** error" and the copy is completed.
When removing and inserting the DIMM, make sure that
the printer is OFF. Otherwise, you may damage DIMM.
When DIMM is not installed at socket B, the firmware of
the DIMM module connected to PROG socket will be
copied to the target DIMM.
Program ROM Update
Revision C
161