Brother DCP-J752DW

• Code: 29
• Display: B&W 1-sided Print Only / Replace Ink Cannot Print / Replace Ink
• Description: The magenta 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: 2A
• Display: No Ink Cartridge
• Description: No black ink cartridge loaded. Detected by the ink cartridge detection sensor.
• Remedy: <User Check> - Check if an incompatible ink cartridge is loaded. - Reload the ink cartridge. - Replace the ink cartridge.
  1 Ink cartridge detection sensor defective Replace the ink refill ASSY.
  2 Main PCB defective Replace the main PCB ASSY.

• Code: 2B
• Display: No Ink Cartridge
• Description: No yellow ink cartridge loaded. Detected by the ink cartridge detection sensor.
• Remedy: <User Check> - Check if an incompatible ink cartridge is loaded. - Reload the ink cartridge. - Replace the ink cartridge.
  1 Ink cartridge detection sensor defective Replace the ink refill ASSY.
  2 Main PCB defective Replace the main PCB ASSY.

• Code: 2C
• Display: No Ink Cartridge
• Description: No cyan ink cartridge loaded. Detected by the ink cartridge detection sensor.
• Remedy: <User Check> - Check if an incompatible ink cartridge is loaded. - Reload the ink cartridge. - Replace the ink cartridge.
  1 Ink cartridge detection sensor defective Replace the ink refill ASSY.
  2 Main PCB defective Replace the main PCB ASSY.

• Code: 2D
• Display: No Ink Cartridge
• Description: No magenta ink cartridge loaded. Detected by the ink cartridge detection sensor.
• Remedy: <User Check> - Check if an incompatible ink cartridge is loaded. - Reload the ink cartridge. - Replace the ink cartridge.
  1 Ink cartridge detection sensor defective Replace the ink refill ASSY.
  2 Main PCB defective Replace the main PCB ASSY.

• Code: 2E
• Display: Unable to print 2E
• Description: Unable to communicate with the ink cartridge IC chip. (On the main unit side)
• Remedy: 1 Main PCB defective Replace the main PCB ASSY.