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Message: [QUOTE="UpAndPrinting, post: 227095, member: 22349"] [B]From the technicians manual:[/B] [LIST] [*]Code: EC3F 2F40 [*]Description: Complete non-ejection in all colors through non-ejection detection (support number: 1492) [*]Causes: Complete non-ejection in all colors through non-ejection detection. [*]Remedy: 1 Check the items below. a) Foreign substances such as paper debris around HEAD MANAGEMENT SENSOR UNIT. b) Tubes are filled by ink. No foreign substances and ink is filled Go to 2*. Foreign substances are adhering or tubes are not filled by ink. a) Remove the foreign substance. b) Go to 3. *There is little possibility of print head contact failure factor (because print head contact failure is checked by the automatic diagnosis at print head installation or before performing non-ejection detection). 2 Check the items below. a) Whether the service nozzle check pattern can be printed. b) Perform [DIAGNOSIS > CR SYSTEM CHECK] , and check LONG FFC CHECK result. Printable without broken wires Replace HEAD MANAGEMENT SENSOR UNIT. Not printable or broken wires a) Replace the print head. b) Replace the CARRIAGE UNIT. 3 Perform [DIAGNOSIS > PURGE CHECK > PRESSURE CHECK] to check vacuum operation of PURGE UNIT. Proper operation Replace the INK TUBE UNIT. Abnormal operation Replace the PURGE UNIT. [/LIST] [/QUOTE]