Remedy: < User Check > - Install the latest firmware. 1 Main PCB failure Replace the main PCB ASSY.
Code: E400
Display: Print Unable E4 Turn the power off and then back on again.
Description: The failed DIMM is installed, or the DIMM is not installed correctly.
Remedy: < User Check > - Install the DIMM correctly. - Install the latest firmware. 1 Main PCB failure Replace the main PCB ASSY.
Code: E500
Display: Print Unable E5 Turn the power off and then back on again.
Description: Error occurred when DRAM on the main PCB ASSY was accessed.
Remedy: 1 Main PCB failure Replace the main PCB ASSY.
Code: E600
Display: Print Unable E6 Turn the power off and then back on again.
Description: Error occurred during writing to EEPROM on the main PCB ASSY.
Remedy: 1 Main PCB failure Replace the main PCB ASSY.
Code: E702
Display: Machine Error E7 Turn off and on.
Description: Error occurred during reading from the flash ROM on the main PCB.
Remedy: 1 Main PCB failure Replace the main PCB ASSY.
Code: EC00
Display: Unusable Device Remove the Device. Turn the power off and back on again.
Description: Overcurrent was caused because a USB device that did not meet the specifications was inserted into the USB port.
Remedy: < User Check > - Remove the USB device from the USB port and turn the power OFF. Turn it ON again after a while. - Replace the USB device with another one. 1 USB host relay PCB failure Replace the USB host relay PCB ASSY. 2 Main PCB failure Replace the main PCB ASSY.