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Push the button and close the error screen, after a record with all numerical value displayed on LCD.

Record the figures on the LCD, and close the error display.Ĭontroller unit cannot detect the scanner unit 054:Error xxx yyy zzzĭetect the communication error between the Controller unit and scanner unit The NIC-F/W must be written with the maintenance utility after formatting.) If the error remains replace the printer control PCBĪbnormal condition of the CPU cooling fan on the CU PCBĭoes it recover from the error by replacing the fan?ĭMA Abort Error was detected with Image Processor (This requires caution as it erases NIC-F/W. Replace the CU/ PU board.įailed to access to the Flash ROM that is mounted directly on the CU PCBįormat the Flash forcibly. Re-implement the RAM DIMM and turn on the MFP.

The CU FW in Nand FLASH has not been detected or a check SUM error has occurredĬU Program detects the error for hash on the DIMM slotĬycle the power. Push the button and close the error screen, after a record with all numerical value displayed on LCD.Ī watchdog timeout occurred due to no system timer interrupt for unknown reasons

Replace the CU/PU board.Įxception hardware problem was detected (PCB failure or insufficient power capacity) Machine Check Exception hardware fault detection (board failure or poor power supply)Ĭycle the power.