Brother MFC297
Error Codes List page 2
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- Code: 40
- Description: The casing internal temperature thermistor has detected abnormal temperature in the machine.
- Causes:
- Remedy: Main PCB defective Replace the main PCB. Casing internal temperature thermistor defective Replace the ink refill ASSY.
- Code: 42
- Description: The head drive voltage has not dropped from the high to low level within the specified period.
- Causes:
- Remedy: Piezoelectric ceramic actuator or head driver defective Replace the head/carriage unit. Carriage PCB defective Replace the carriage PCB ASSY. Main PCB defective Replace the main PCB.
- Code: 43
- Description: The head thermistor has been opened or shorted abnormally.
- Causes:
- Remedy: Head flat cables not connected correctly Correct those flat cables. Head flat cables broken Replace the carriage PCB ASSY. Carriage PCB defective Main PCB defective Replace the main PCB.
- Code: 44
- Description: The temperature of the print head driver has risen abnormally. The head driver chip temperature sensor in the head driver detects abnormally high temperature.
- Causes:
- Remedy: Head property parameters incorrect in the EEPROM Enter the correct parameter values. Air bubbles in the head/ carriage unit Perform the initial purge. Head flat cables and carriage-head flat cable not connected correctly Correct those flat cables. Head flat cables broken Replace the carriage PCB ASSY. Carriage-head flat cable broken Replace the head/carriage unit. Head/carriage unit broken Main PCB defective Replace the main PCB.
- Code: 46
- Description: The number of performed purge sequences has reached the limit. The ink absorber box may be filled with drained ink.
- Causes: Purge counter overflown
- Remedy: Replace both the ink absorber box and flushing box and reset their counters. (When you need to replace the ink absorber box or flushing box, replace both.)
- Code: 46
- Description: The number of flushing operations has reached the limit. The flushing box may be filled with drained ink.
- Causes: Flushing counter overflown
- Remedy: Replace both the ink absorber box and flushing box and reset their counters. (When you need to replace the ink absorber box or flushing box, replace both.)