Epson C4100 Reference Manual - Page 308

Reset All All printer settings have been reset to the default configuration, or to the last settings that were saved. Reset to Save A control panel menu setting was changed while the printer was printing. Press the N Start/Stop button to clear this message. The setting will become effective after printing has finished. ROM Check The printer is checking the ROM. Self Test The printer is performing a quick internal check. Service Req xyyyy A controller error or a print engine error has been detected. Turn off the printer. Wait at least 5 seconds and then turn it back on. If the error message still appears, write down the error number listed on the LCD panel (xyyyy) and turn off the printer, unplug the power cord, and contact a qualified service representative. Sleep The printer is in sleep mode. In this mode, the remaining amount of the toner cartridge for each color is displayed in seven levels. TonerCart Error xxxx A read/write error has occurred for the indicated toner cartridges (The letters C, M, Y, or K appear in place of XXXX and indicate the colors Cyan, Magenta, Yellow, and Black respectively.). Replace the toner cartridges. If that fails to clear the error, turn the printer off. 308 Troubleshooting