Description: Print head Si solution error (reboot request) (support number : 140C)
Causes: Si solution amount is more than the standard solution amount. * After connecting the flexible cable, when this error occurs at printer rebooting, the cause is connection of the FLEXIBLE CABLE UNIT. Check the cable connection, and reboot the printer.
Remedy: 1 Reboot the printer.
Code: EC21 282E
Description: Print head Si solution error (print head replacement request) (support number : 1403)
Causes: The printer does not recover by rebooting after print head Si solution error.
Remedy: 1 Replace the print head.
Code: EC21 2F43
Description: Print head 768 nozzles complete non-ejection (support number : 1494)
Causes: Non-ejection in 768 nozzles is detected through non-ejection detection.
Remedy: 1 When the printer does not recover by rebooting, check if the ink is filled into tubes. Ink is filled Go to 2. (Ink inside of the print head insufficiency or print head defect is suspected.) Ink is not filled Replace the TUBE UNIT. 2 Perform deep cleaning, and print nozzle check pattern. Proper nozzle pattern Complete. Improper nozzle pattern Replace the print head.
Code: EC21 2F50
Description: VH leak error at print head replacement (support number : 1477)
Causes: VH leak is detected at print head replacement.
Remedy: 1 Perform [DIAGNOSIS > CR_SYSTEM_CHECK] to diagnose carriage system. No problem Go to 2. Abnormal • Problem in ACC. SENSOR CHECK or CR VIBRATIONCHECK Replace CARRIAGE UNIT. • Problem in LONG FFC CHECK or CRC value changes after turning the printer off and back on Replace FLEXIBLE CABLE UNIT. 2 Remove the print head and check the condition of print head contacting part. Proper condition Replace the print head. Improper condition Go to 3. 3 Clean the surface of the print head contacting part. (The waste cloth without a nap must be used.) The problem is resolved Complete. The problem is not resolved Go to 4. 4 Replace the print head. The problem is resolved Complete. The problem is not resolved Replace MAIN PCB UNIT. (After replacement, perform PCB replacement mode and necessary adjustments.)
Code: EC21 2F51
Description: VH leak error at starting up, cleaning, and print starting (support number : 4801)
Causes: VH leak is detected at starting up, cleaning, and print starting.
Remedy: 1 Reboot the printer.
Code: EC21 2F53
Description: VH leak error at rebooting (support number : 1478)
Causes: The printer does not recover by rebooting after VH leak error at starting up, cleaning, and print starting.
Remedy: 1 Perform [DIAGNOSIS > CR_SYSTEM_CHECK] to diagnose carriage system. No problem Go to 2. Abnormal • Problem in ACC. SENSOR CHECK or CR VIBRATIONCHECK Replace CARRIAGE UNIT. • Problem in LONG FFC CHECK or CRC value changes after turning the printer off and back on Replace FLEXIBLE CABLE UNIT. 2 Remove the print head and check the condition of print head contacting part. Proper condition Replace the print head. Improper condition Go to 3. 3 Clean the surface of the print head contacting part. (The waste cloth without a nap must be used.) The problem is resolved Complete. The problem is not resolved Go to 4. 4 Replace the print head. The problem is resolved Complete. The problem is not resolved Replace MAIN PCB UNIT. (After replacement, perform PCB replacement mode and necessary adjustments.)