Brother DCP-J752DW

• Code: 23
• Display: Cannot Detect
• Description: Cannot identify a magenta ink cartridge. Detected by the ink cartridge detection sensor and the ink remaining sensor.
• Remedy: <User Check> - Check if an incompatible ink cartridge is loaded. - Reload the ink cartridge. - Replace the ink cartridge. - During initialization, check if other cartridges not supplied were not set before the instruction to do so.
  1 Each ink cartridge sensor is defective Replace the ink refill ASSY.
  2 Main PCB defective Replace the main PCB ASSY.

• Code: 24
• Display: Cannot Detect / Install StarterInk / Wrong Ink Color
• Description: Problem with the ink cartridge IC chip
• Remedy: <User Check> - Check if an incompatible ink cartridge is loaded. - Reload the ink cartridge. - Replace the ink cartridge. - Check if the wrong color ink cartridge is set.
  1 Main PCB defective Replace the main PCB ASSY.

• Code: 25
• Display: Cannot Detect
• Description: Unable to communicate with the ink cartridge IC chip. (Ink cartridge side)
• Remedy: <User Check> - Check if an incompatible ink cartridge is loaded. - Reload the ink cartridge. - Replace the ink cartridge.
  1 Ink sensor flat cable connection failure Reconnect the ink sensor flat cable.
  2 Ink cartridge IC chip PCB defective Replace the ink refill ASSY.
  3 Main PCB defective Replace the main PCB ASSY.

• Code: 26
• Display: B&W 1-sided Print Only / Replace Ink Cannot Print / Replace Ink
• Description: The black ink cartridge has reached its replacement period. Ink ejection has reached the specified number of times when the ink remaining sensor determines that there is no remaining ink.
• Remedy: <User Check> - Replace the ink cartridge.
  1 Ink remaining sensor defective Replace the ink refill ASSY.
  2 Main PCB defective Replace the main PCB ASSY.

• Code: 27
• Display: B&W 1-sided Print Only / Replace Ink Cannot Print / Replace Ink
• Description: The yellow ink cartridge has reached its replacement period. Ink ejection has reached the specified number of times when the ink remaining sensor determines that there is no remaining ink.
• Remedy: <User Check> - Replace the ink cartridge.
  1 Ink remaining sensor defective Replace the ink refill ASSY.
  2 Main PCB defective Replace the main PCB ASSY.

• Code: 28
• Display: B&W 1-sided Print Only / Replace Ink Cannot Print / Replace Ink
• Description: The cyan ink cartridge has reached its replacement period. Ink ejection has reached the specified number of times when the ink remaining sensor determines that there is no remaining ink.
• Remedy: <User Check> - Replace the ink cartridge.
  1 Ink remaining sensor defective Replace the ink refill ASSY.
  2 Main PCB defective Replace the main PCB ASSY.