OKI ES1220

• Code: 172, 173
• Display: Service call 172:Error 173:Error
• Description: Abnormal temperature detected by fuser thermistor (high-temp or low temp.)
• Causes: Does error reoccur?
• Remedy: Turn power ON again. Replace fuser unit.

• Code: 181, 182
• Display: Service call 181:Error 182:Error
• Description: Option unit I/F error. (181 = Duplex Unit, 182 = Option Tray)
• Causes: Does error reoccur?
• Remedy: Turn power ON again. After checking connection parts of connector, replace option unit.

• Code: 190
• Display: Power off/on 190:Error
• Description: System Memory Overflow.
• Causes: Does error reoccur?
• Remedy: Turn power ON again. Add option RAM DIMM.

• Code: 200 ... 202
• Display: Service call 200:Error ~ 202:Error
• Description: PU Firmware download Error.
• Causes: Error occurered while writing over the PU firmware.
• Remedy: Turn the printer OFF/ON, and retry to download the PU firmware again. (Usually, the procedure (PU firmware download) which isn’t done, so this is not occur.)

• Code: 203 ... 214
• Display: Power off/on 203:Error 204:Error 207:Error 208:Error 210:Error ~ 214:Error F0C:Error F0D:Error FFE:Error FFF:Error
• Description: An error was detected of the CU program. (203~214 is not occure in usual operating.)
• Causes: Reinstall the CU board. Is the error message displayed again?
• Remedy: After turn power OFF, check connections between CU board and PU board. Then turn power ON again.

• Code: 209
• Display: Power off/on 209:Download Error
• Description: Media Table download Error.
• Causes: Downloading Media Table to PU has failure.(Related to Custom Media Type)
• Remedy: Turn the printer OFF/ON, and retry to download the PU firmware, again. (Usually, the procedure isn’t done, so this is not occur.)