• Code: 12
• Display: Call service 12
• Description: • Color motor error.
  Color motor’s rotation detection signal (LD) does not become Low.

• Code: 13
• Display: Call service 13
• Description: • FTR (The First Transfer Roller) position error.
  Appears when the accumulator unit (AU) did not return to the home position within a specified time.

• Code: 14
• Display: Call service 14
• Description: • Solenoid driver error.
  Appears when the coil of solenoid or the electromagnetic clutch gets layer short. Target solenoids are as follows: Registration and Paper pickup solenoid, regist clutch solenoid, path switching solenoid for ADU, Black Drum driving solenoid, and accumulator junction/disjunction cam solenoid. CALL SERVICE 14 appears if any of them should get layer short.

• Code: 15
• Display: Call service 15
• Description: • Pick up roller home position error.
  Appears when the standard pickup roller does not return to the home position within a specified time.

• Code: 16
• Display: Call service 16
• Description: • Fuse error of color drum cartridge.
  Appears when something is wrong with the virgin sensor in the Color drum cartridge. Specifically Call SERVICE 16 appears when the resistance fuse, which is used as a virgin sensor, is not blown out within a specified time.

• Code: 17
• Display: Call service 17
• Description: • Fuse error of monochrome drum cartridge.
  The First use sensor problem. Especially "CALL SERVICE 17" is appeared when the fuse which is installed in the Drum Unit PCB is not blown out within a specific time.

• Code: 18
• Display: Call service 18
• Description: • Watch dog error of motor or heate.
  Iindicates the watch dog time out error of the DC motor. This call service appears when periodic resistance monitoring of the firmware for resistances on IC600 is not conducted during the main motor or color motor driving.

• Code: 19
• Display: Call service 19
• Description: • Monochrome drum driving solenoid error.
  Appears when one of following phenomena occurs. • In case that the pulse is not input from the encoder for Monochrome drum rotation detector when controlling the rotation of the Monochrome drum. • In case that the pulse is input from the encoder for Monochrome drum rotation detector when controlling the Monochrome drum to stop.