Brother DCP-J752DW fix error codes list

Brother DCP-J752DW fix error codes list

– Compatible Printer model: Brother DCP-J752DW
– Brother DCP-J752DW Error Codes with instructions guide:

• Code: 0E
• Display: Paper Jam
• Description: Problem during duplex-printing. During switchback, the registration sensor has gone to a paper-feeding state or a no-paper state in an unspecified timing.
• Remedy: <User Check> – Remove the jammed recording paper. – Check if the recording paper used is according to specifications. – Check if the recording paper is not curled, wrinkled or wet.
  1 Foreign materials in the duplex print paper path Remove foreign materials.
  2 Registration actuator caught in the surrounding parts Reattach the registration actuator.
  3 Registration sensor defective Replace the registration sensor PCB ASSY.
  4 Main PCB defective Replace the main PCB ASSY.

• Code: 17
• Display: Wrong Paper
• Description: Recording paper size error (duplex-printing/duplex-copying)
• Remedy: <User Check> – Check if the recording paper used is according to specifications. – Check if dark recording paper is not used.
  1 CR encoder strip stained Clean the CR encoder strip.
  2 PF encoder disk stained Clean the PF encoder disk.
  3 Registration actuator caught in the surrounding parts Reattach the registration actuator.
  4 CR encoder strip defective Replace the CR encoder strip.
  5 PF encoder disk defective Replace the PF encoder disk.
  6 Registration sensor defective Replace the registration sensor PCB ASSY.
  7 Paper width sensor defective Replace the carriage PCB ASSY.
  8 Main PCB defective Replace the main PCB ASSY.

• Code: 18
• Display: Paper Jam
• Description: Paper jam during duplex-printing. The registration sensor does not detect paper feed within specified pulse numbers in the second side paper re-feed.
• Remedy: <User Check> – Remove the jammed recording paper. – Check if the recording paper used is according to specifications. – Check if the recording paper is not curled, wrinkled or wet.
  1 Foreign materials in the duplex print paper path Remove foreign materials.
  2 Registration actuator caught in the surrounding parts Reattach the registration actuator.
  3 Registration sensor defective Replace the registration sensor PCB ASSY.
  4 Main PCB defective Replace the main PCB ASSY.

• Code: 20
• Display: Cannot Detect
• Description: Cannot identify a black 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: 21
• Display: Cannot Detect
• Description: Cannot identify a yellow 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: 22
• Display: Cannot Detect
• Description: Cannot identify a cyan 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: 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.

• 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.

• Code: 2F
• Display: Cover is Open
• Description: The ink cartridge cover sensor detected an opened cover.
• Remedy: <User Check> – Close the ink cartridge cover.
  1 Ink cartridge cover sensor harness connection failure Reconnect the ink cartridge cover sensor harness.
  2 Damaged ink cartridge cover Replace the ink cartridge cover.
  3 Ink cartridge cover sensor defective Replace the ink cartridge cover sensor ASSY.
  4 Main PCB defective Replace the main PCB ASSY.

• Code: 30
• Display: Unable to print 30
• Description: The carriage does not move. Detected by the CR encoder sensor.
• Remedy: <User Check> – Remove the jammed recording paper from the engine part.
  1 Foreign materials inside the engine Remove foreign materials.
  2 CR encoder strip stained Clean the CR encoder strip.
  3 CR encoder strip out of place Reattach the CR encoder strip.
  4 CR timing belt out of place Reattach the CR timing belt.
  5 Leveler roller not properly attached to the head/carriage unit Reattach the leveler roller ASSY to the head/ carriage unit.
  6 Ink tube not properly attached Reattach the ink tube.
  7 Head cover not properly attached Reattach the head cover.
  8 Carriage motor harness connection failure Reconnect the carriage motor harness.
  9 Carriage flat cable connection failure Reconnect the carriage flat cable.
  10 Maintenance unit not properly attached Reattach the maintenance unit.
  11 CR encoder strip defective Replace the CR encoder strip.
  12 CR timing belt defective Replace the CR timing belt.
  13 Carriage motor defective Replace the carriage motor.
  14 Carriage PCB defective Replace the carriage PCB ASSY.
  15 Main PCB defective Replace the main PCB ASSY.

• Code: 31
• Display: Disc Jam / Paper Jam
• Description: The carriage cannot return to its home position. Detected by the CR encoder sensor.
• Remedy: <User Check> – Remove the jammed recording paper from the engine part.
  1 Foreign materials inside the engine Remove foreign materials.
  2 CR encoder strip stained Clean the CR encoder strip.
  3 Switching lever guide out of place Reattach the switching lever guide. (Refer to the diagram below) 4 Leveler roller ASSY not properly attached to the head/carriage unit Reattach the leveler roller ASSY to the head/ carriage unit.
  5 Ink supply tubes not properly attached Reattach the ink supply tubes.
  6 CR guide rail not properly attached Reattach the CR guide rail.
  7 Maintenance unit not properly attached Reattach the maintenance unit.
  8 CR encoder strip defective Replace the CR encoder strip.
  9 CR encoder sensor defective Replace the carriage PCB ASSY.
  10 Maintenance unit defective Replace the maintenance unit.
  11 Main PCB defective Replace the main PCB ASSY.

• Code: 32
• Display: Unable to print 32
• Description: Head capping cannot be done.
• Remedy: <User Check> – Remove the jammed recording paper from the platen part and the maintenance unit part.
  1 Foreign materials around the maintenance unit Remove foreign materials.
  2 Switching lever guide out of place Reattach the switching lever guide.
  3 Leveler roller ASSY not properly attached to the head/carriage unit Reattach the leveler roller ASSY to the head/ carriage unit.
  4 Leveler roller ASSY defective Replace the leveler roller ASSY.
  5 Maintenance unit defective Replace the maintenance unit.
  6 Main PCB defective Replace the main PCB ASSY.

• Code: 35
• Display: Unable to print 35
• Description: Abnormal stopping of the head/carriage unit. Caused by factors other than recording paper jams such as encoder stains when ink is not discharging.
• Remedy: <User Check> – Remove the jammed recording paper from the engine part.
  1 CR encoder strip stained Clean the CR encoder strip.
  2 CR encoder strip out of place Reattach the CR encoder strip.
  3 Leveler roller ASSY not properly attached to the head/carriage unit Reattach the leveler roller ASSY to the head/ carriage unit.
  4 CR encoder strip defective Replace the CR encoder strip.
  5 CR encoder sensor defective Replace the carriage PCB ASSY.
  6 Leveler roller ASSY defective Replace the leveler roller ASSY.
  7 Main PCB defective Replace the main PCB ASSY.

• Code: 38
• Display: Disc Jam / Paper Jam
• Description: Abnormal stopping of the head/carriage unit. Caused by a recording paper jam when ink is not discharging.
• Remedy: <User Check> – Remove the jammed recording paper from the platen part and the maintenance unit part.
  1 Foreign materials around the engine Remove foreign materials.
  2 CR encoder strip stained Clean the CR encoder strip. 3 CR encoder strip out of place Reattach the CR encoder strip.
  4 Leveler roller ASSY not properly attached to the head/carriage unit Reattach the leveler roller ASSY to the head/ carriage unit.
  5 CR encoder strip defective Replace the CR encoder strip.
  6 CR encoder sensor defective Replace the carriage PCB ASSY.
  7 Leveler roller ASSY defective Replace the leveler roller ASSY.
  8 Main PCB defective Replace the main PCB ASSY.

• Code: 3B
• Display: Unable to print 3B
• Description: Abnormal stopping of the head/carriage unit. Caused by factors other than recording paper jams such as encoder stains when ink is discharging.
• Remedy: <User Check> – Remove the jammed recording paper from the engine part.
  1 CR encoder strip stained Clean the CR encoder strip.
  2 CR encoder strip out of place Reattach the CR encoder strip.
  3 Leveler roller ASSY not properly attached to the head/carriage unit Reattach the leveler roller ASSY to the head/ carriage unit.
  4 CR encoder strip defective Replace the CR encoder strip.
  5 CR encoder sensor defective Replace the carriage PCB ASSY.
  6 Leveler roller ASSY defective Replace the leveler roller ASSY.
  7 Main PCB defective Replace the main PCB ASSY.

• Code: 3C
• Display: Disc Jam / Paper Jam
• Description: Abnormal stopping of the head/carriage unit. Caused by a recording paper jam when ink is not discharging.
• Remedy: <User Check> – Remove the jammed recording paper from the platen part and the maintenance unit part.
  1 Foreign materials around the engine Remove foreign materials.
  2 CR encoder strip stained Clean the CR encoder strip.
  3 CR encoder strip out of place Reattach the CR encoder strip.
  4 Leveler roller ASSY not properly attached to the head/carriage unit Reattach the leveler roller ASSY to the head/ carriage unit.
  5 CR encoder strip defective Replace the CR encoder strip.
  6 CR encoder sensor defective Replace the carriage PCB ASSY.
  7 Leveler roller ASSY defective Replace the leveler roller ASSY.
  8 Main PCB defective Replace the main PCB ASSY.

• Code: 3E
• Display: Unable to print 3E
• Description: A problem occurred in the carriage motor, paper feed motor, and ASF motor.
• Remedy: <User Check> – Remove the jammed recording paper from the engine part.
  1 Foreign materials in the engine unit Remove foreign materials.
  2 Foreign materials in the maintenance unit Remove foreign materials.
  3 Foreign materials inside the recording paper feeding path gear Remove foreign materials.
  4 Ink supply tube’s distribution tube defective Reattach the ink supply tubes.
  5 Leveler roller ASSY not properly attached to the head/carriage unit Reattach the leveler roller ASSY to the head/ carriage unit.
  6 Head/carriage unit not properly attached Reattach the head/carriage unit.
  7 CR guide rail not properly attached Reattach the CR guide rail.
  8 Maintenance unit not properly attached Reattach the maintenance unit.
  9 PF encoder sensor defective Replace the PF encoder sensor PCB ASSY.
  10 CR encoder sensor defective Replace the carriage PCB ASSY.
  11 Maintenance unit defective Replace the maintenance unit.
  12 Carriage motor defective Replace the carriage motor.
  13 Paper feed motor defective Replace the engine unit.
  14 Main PCB defective Replace the main PCB ASSY.

• Code: 3F
• Display: Unable to print 3F
• Description: Carriage motor cannot stop.
• Remedy: <User Check> – Remove the jammed recording paper from the engine part.
  1 Carriage motor harness connection failure Reconnect the carriage motor harness.
  2 CR encoder strip stained Clean the CR encoder strip.
  3 CR encoder strip defective Replace the CR encoder strip.
  4 CR encoder sensor defective Replace the carriage PCB ASSY.
  5 Carriage motor defective Replace the carriage motor.
  6 Main PCB defective Replace the main PCB ASSY.

• Code: 40
• Display: Unable to print 40
• Description: Casing internal thermistor problem. When the power was turned on, the casing internal thermistor detected a temperature of -20 degrees centigrade or lower, or 80 degrees centigrade or higher.
• Remedy: 1 Casing internal thermistor harness connection failure Reconnect the casing internal thermistor harness.
  2 Casing internal thermistor defective Replace the ink refill ASSY.
  3 Main PCB defective Replace the main PCB ASSY.

• Code: 42
• Display: Unable to print 42
• Description: Head voltage does not turn OFF.
• Remedy: <User Check> – This may occur when the surrounding temperature is low. Increase the surrounding temperature before use.
  1 Head flat cable connection failure Reconnect the head flat cable.
  2 Carriage flat cable connection failure Reconnect the carriage flat cable.
  3 Carriage PCB defective Replace the carriage PCB ASSY.
  4 Head defective Replace the head/carriage unit.
  5 Power supply PCB defective Replace the power supply PCB ASSY.
  6 Main PCB defective Replace the main PCB ASSY.

• Code: 43
• Display: Unable to print 43
• Description: Head thermistor problem. When the power was turned on, the head thermistor detected a temperature of -20 degrees centigrade or lower, or 80 degrees centigrade or higher.
• Remedy: 1 Carriage flat cable connection failure Reconnect the carriage flat cable.
  2 Carriage PCB defective Replace the carriage PCB ASSY.
  3 Head defective Replace the head/carriage unit.
  4 Main PCB defective Replace the main PCB ASSY.

• Code: 44
• Display: Unable to print 44
• Description: The head driver IC detected an abnormal temperature during operation or stand-by.
• Remedy: 1 Insufficient ink inside the head Perform initial purge.
  2 Head property information not input Input the head property information.
  3 Carriage PCB defective Replace the carriage PCB ASSY.
  4 Head defective Replace the head/carriage unit.
  5 Main PCB defective Replace the main PCB ASSY.

• Code: 46
• Display: Ink Absorber Full
• Description: Purge count or flushing count overflown.
• Remedy: 1 The ink absorber box or flushing box is full Replace the ink absorber box or flushing box and reset the purge count and flushing count.
  2 Main PCB defective Replace the main PCB ASSY.

• Code: 48
• Display: Unable to print 48
• Description: Head flat cable detected to be not correctly inserted.
• Remedy: 1 Head flat cable connection failure Reconnect the head flat cable.
  2 Carriage flat cable connection failure Reconnect the carriage flat cable.
  3 Carriage PCB defective Replace the carriage PCB ASSY.
  4 Head defective Replace the head/carriage unit.
  5 Main PCB defective Replace the main PCB ASSY.

• Code: 49
• Display: Unable to print 49
• Description: Head voltage does not rise.
• Remedy: <User Check> – This may occur when the surrounding temperature is low. Increase the surrounding temperature before use. – Unplug the power cord from the outlet. Plug it again after several seconds and check if the problem has been resolved.
  1 Head flat cable connection failure Reconnect the head flat cable.
  2 Carriage flat cable connection failure Reconnect the carriage flat cable.
  3 Carriage PCB defective Replace the carriage PCB ASSY.
  4 Head defective Replace the head/carriage unit.
  5 Power supply PCB defective Replace the power supply PCB ASSY.
  6 Main PCB defective Replace the main PCB ASSY.

• Code: 4F
• Display: Unable to print 4F
• Description: Head voltage drops quickly.
• Remedy: <User Check> – This may occur when the surrounding temperature is low. Increase the surrounding temperature before use. – Unplug the power cord from the outlet. Plug it again after several seconds and check if the problem has been resolved.
  1 Head flat cable connection failure Reconnect the head flat cable.
  2 Carriage flat cable connection failure Reconnect the carriage flat cable.
  3 Carriage PCB defective Replace the carriage PCB ASSY.
  4 Head defective Replace the head/carriage unit.
  5 Power supply PCB defective Replace the power supply PCB ASSY.
  6 Main PCB defective Replace the main PCB ASSY.

• Code: 50
• Display: Unable to print 50
• Description: Failed to detect that the purge cam sensor is turned ON.
• Remedy: 1 Foreign materials in the maintenance unit part Remove foreign materials.
  2 Purge cam sensor harness connection failure Reconnect the purge cam sensor harness.
  3 Purge cam sensor/ASF motor defective Replace the maintenance unit.
  4 Main PCB defective Replace the main PCB ASSY.

• Code: 52
• Display: Unable to print 52
• Description: Cannot detect the home position of the purge cam. (Failed to detect the longest OFF status interval of the maintenance cam)
• Remedy: 1 Foreign materials in the maintenance unit part Remove foreign materials.
  2 Purge cam sensor harness connection failure Reconnect the purge cam sensor harness.
  3 Purge cam sensor/ASF motor defective Replace the maintenance unit.
  4 Main PCB defective Replace the main PCB ASSY.

• Code: 5A
• Display: Unable to print 5A
• Description: Abnormal stopping of the purge cam.
• Remedy: 1 Foreign materials in the maintenance unit part Remove foreign materials.
  2 Maintenance unit defective Replace the maintenance unit.
  3 Main PCB defective Replace the main PCB ASSY.

• Code: 5B
• Display: Unable to print 5B
• Description: The maintenance unit pump abnormally stopped during exhaust/intake.
• Remedy: 1 Foreign materials in the maintenance unit part Remove foreign materials.
  2 Maintenance unit defective Replace the maintenance unit.
  3 Main PCB defective Replace the main PCB ASSY.

• Code: 5D
• Display: Unable to print 5D
• Description: Overcurrent protection was activated in the driver IC during purge cam operation.
• Remedy: 1 Foreign materials in the maintenance unit part Remove foreign materials.
  2 Maintenance unit defective Replace the maintenance unit.
  3 Main PCB defective Replace the main PCB ASSY.

• Code: 5E
• Display: Unable to print 5E
• Description: Overcurrent protection was activated in the driver IC during maintenance unit pump operation.
• Remedy: 1 Foreign materials in the maintenance unit part Remove foreign materials.
  2 Maintenance unit defective Replace the maintenance unit.
  3 Main PCB defective Replace the main PCB ASSY.

• Code: 6A
• Display: Unable to print 6A
• Description: The ASF encoder sensor cannot detect the rotation of the ASF motor.
• Remedy: <User Check> Remove the jammed paper in jam clear cover part, platen part and front part.
  1 Foreign materials in the recording paper feeding path Remove foreign materials.
  2 ASF motor harness connection failure Reconnect the ASF motor harness.
  3 ASF encoder sensor harness connection failure Reconnect the ASF encoder sensor harness.
  4 ASF motor defective ASF encoder defective Replace the maintenance unit.
  5 Main PCB defective Replace the main PCB.

• Code: 6C
• Display: Unable to print 6C
• Description: Overcurrent protection was activated in the driver IC of the ASF motor.
• Remedy: 1 Foreign materials in the maintenance unit part Remove foreign materials.
  2 Foreign materials in the engine gears Remove foreign materials.
  3 ASF motor defective Replace the maintenance unit.
  4 Main PCB defective Replace the main PCB ASSY.

• Code: 6F
• Display: Unable to print 6F
• Description: ASF motor cannot stop.
• Remedy: 1 ASF motor harness connection failure Reconnect the ASF motor harness.
  2 ASF encoder sensor harness connection failure Reconnect the ASF encoder sensor harness.
  3 Carriage motor harness connection failure Reconnect the carriage motor harness.
  4 Paper feed motor harness connection failure Reconnect the paper feed motor harness.
  5 ASF motor defective ASF encoder defective Replace the maintenance unit.
  6 Main PCB defective Replace the main PCB ASSY.

• Code: 75
• Display: Unable to print 75
• Description: Head capping does not work normally.
• Remedy: <User Check> – Remove the jammed recording paper from the platen part and the maintenance unit part.
  1 Foreign materials inside the maintenance unit Remove foreign materials.
  2 Foreign materials inside the engine unit Remove foreign materials.
  3 Carriage motor defective Replace the carriage motor.
  4 Maintenance unit defective Replace the maintenance unit.
  5 Main PCB defective Replace the main PCB ASSY.

• Code: 76
• Display: Unable to print 76
• Description: Head uncapping does not work normally.
• Remedy: <User Check> – Remove the jammed recording paper from the platen part and the maintenance unit part.
  1 Foreign materials inside the maintenance unit Remove foreign materials.
  2 Foreign materials inside the engine unit Remove foreign materials.
  3 Carriage motor defective Replace the carriage motor.
  4 Maintenance unit defective Replace the maintenance unit.
  5 Main PCB defective Replace the main PCB ASSY.

• Code: 7A
• Display: Unable to print 7A
• Description: The cap cam abnormally stopped during capping.
• Remedy: <User Check> – Remove the jammed recording paper from the platen part and the maintenance unit part.
  1 Foreign materials inside the maintenance unit Remove foreign materials.
  2 Carriage motor defective Replace the carriage motor.
  3 Maintenance unit defective Replace the maintenance unit.
  4 Main PCB defective Replace the main PCB ASSY.

Solved Brother DCP-J752DW Error codes

• Code: 7B
• Display: Unable to print 7B
• Description: The cap cam abnormally stopped during uncapping.
• Remedy: <User Check> – Remove the jammed recording paper from the platen part and the maintenance unit part.
  1 Foreign materials inside the maintenance unit Remove foreign materials.
  2 Carriage motor defective Replace the carriage motor.
  3 Maintenance unit defective Replace the maintenance unit.
  4 Main PCB defective Replace the main PCB ASSY.

• Code: 7D
• Display: Unable to print 7D
• Description: Overcurrent protection was activated in the driver IC during capping.
• Remedy: <User Check> – Remove the jammed recording paper from the platen part and the maintenance unit part.
  1 Foreign materials inside the maintenance unit Remove foreign materials.
  2 Carriage motor defective Replace the carriage motor.
  3 Maintenance unit defective Replace the maintenance unit.
  4 Main PCB defective Replace the main PCB ASSY.

• Code: 7E
• Display: Unable to print 7E
• Description: Head property information not input.
• Remedy: 1 Head property information not input Input the head property information.
  2 Main PCB defective Replace the main PCB ASSY.

• Code: 80
• Display: Wrong Paper
• Description: Recording paper size error. (During fax/list printing) The paper width sensor detected a recording paper smaller than the specified size.
• Remedy: <User Check> – Check if the recording paper used is according to specifications. – Check if dark recording paper is not used. – Clean the platen.
  1 Registration actuator caught in the surrounding parts Reattach the registration actuator.
  2 CR encoder strip stained Clean the CR encoder strip.
  3 PF encoder disk stained Clean the PF encoder disk and flushing guide. (Refer to Chapter 3, Section 1)
  4 CR encoder strip defective Replace the CR encoder strip.
  5 PF encoder disk defective Replace the PF encoder disk.
  6 Registration sensor defective Replace the registration sensor PCB ASSY.
  7 Paper width sensor defective Replace the carriage PCB ASSY.
  8 Carriage motor defective Replace the carriage motor ASSY.
  9 Paper feed motor defective Replace the engine unit.
  10 Main PCB defective Replace the main PCB ASSY.

• Code: 81
• Display: Wrong Paper
• Description: Recording paper size error. (Other than fax/list printing) The registration sensor and paper width sensor detected a recording paper smaller than the specified size.
• Remedy: <User Check> – Check if the recording paper used is according to specifications. – Check if dark recording paper is not used. – Clean the platen.
  1 CR encoder strip stained Clean the CR encoder strip.
  2 CR encoder strip defective Replace the CR encoder strip.
  3 Paper width sensor defective Replace the carriage PCB ASSY.
  4 Carriage motor defective Replace the carriage motor.
  5 Main PCB defective Replace the main PCB ASSY.

• Code: 82
• Display: Disc Jam / Paper Jam
• Description: Recording paper jam. The paper width sensor could not detect the leading edge of recording papers.
• Remedy: <User Check> – Remove the jammed recording paper. – Check if the recording paper used is according to specifications. – Check if dark recording paper is not used. – Clean the platen. – Check if the paper tray is loaded correctly into the machine. – Check if the jam clear cover is properly closed. – Clean the paper pull-in roller.
  1 Foreign materials in the recording paper feeding path Remove foreign materials.
  2 Paper feeding path parts out of place Reattach the paper feeding path parts.
  3 Paper feed roller stained Clean the paper feed roller.
  4 Paper feed motor harness connection failure Reconnect the paper feed motor harness.
  5 Paper pull-in roller worn out Replace the paper pull-in roller.
  6 Paper feed roller defective Paper feed motor defective Replace the engine unit.
  7 Paper width sensor defective Replace the carriage PCB ASSY.
  8 Main PCB defective Replace the main PCB ASSY.

• Code: 84
• Display: Disc Jam / Paper Jam
• Description: Recording paper jam. The registration sensor stays in paper-feeding state even after completing paper ejection.
• Remedy: <User Check> – Remove the jammed recording paper in platen part.
  1 Foreign materials in the recording paper feeding path Remove foreign materials.
  2 Registration actuator caught in the surrounding parts Reattach the registration actuator.
  3 Registration sensor defective Replace the registration sensor PCB ASSY.
  4 Paper feed roller defective Paper ejection roller defective Switchback roller defective Replace the engine unit.
  5 Main PCB defective Replace the main PCB ASSY.

• Code: 89
• Display: Unable to print 89
• Description: The paper width sensor could not detect the home position specified on the paper feed roller.
• Remedy: 1 PF encoder disk stained Clean the PF encoder disk and flushing guide.
  2 Home position detection lever stained Clean the Home position detection lever and flushing guide.
  3 PF encoder disk defective Replace the PF encoder disk.
  4 PF home position detection lever out of place Set the PF home position detection lever into place.
  5 Paper width sensor defective Replace the carriage PCB ASSY.
  6 Main PCB defective Replace the main PCB ASSY.

• Code: 8A
• Display: Disc Jam / Paper Jam
• Description: The PF encoder sensor cannot detect the rotation of the paper feed motor.
• Remedy: <User Check> – Remove the jammed recording paper in jam clear cover part, platen part and front part.
  1 Foreign materials in the recording paper feeding path Remove foreign materials.
  2 Paper feed motor harness connection failure Reconnect the paper feed motor harness.
  3 PF encoder sensor harness connection defective Reconnect the PF encoder sensor harness.
  4 PF encoder disk defective Replace the PF encoder disk.
  5 PF encoder sensor defective Replace the PF encoder sensor PCB ASSY.
  6 Paper feed motor defective Replace the engine unit.
  7 Main PCB defective Replace the main PCB ASSY.

• Code: 8C
• Display: Disc Jam / Paper Jam
• Description: Overcurrent protection was activated in the driver IC during paper feed motor operation.
• Remedy: <User Check> – Remove the jammed recording paper in jam clear cover part, platen part and front part.
  1 Foreign materials in the recording paper feeding path Remove foreign materials.
  2 Paper feed motor harness connection failure Reconnect the paper feed motor harness.
  3 PF encoder sensor harness connection defective Reconnect the PF encoder sensor harness.
  4 PF encoder disk defective Replace the PF encoder disk.
  5 PF encoder sensor defective Replace the PF encoder sensor PCB ASSY.
  6 Paper feed motor defective Replace the engine unit.
  7 Main PCB defective Replace the main PCB ASSY.

• Code: 8F
• Display: Unable to print 8F
• Description: Paper feed motor does not stop. The PF encoder sensor cannot detect the rotation of the paper feed motor.
• Remedy: <User Check> – Remove the jammed recording paper in jam clear cover part, platen part and front part.
  1 Foreign materials in the recording paper feeding path Remove foreign materials.
  2 Paper feed motor harness connection failure Reconnect the paper feed motor harness.
  3 PF encoder sensor harness connection defective Reconnect the PF encoder sensor harness.
  4 PF encoder disk defective Replace the PF encoder disk.
  5 PF encoder sensor defective Replace the PF encoder sensor PCB ASSY.
  6 Paper feed motor defective Replace the engine unit.
  7 Main PCB defective Replace the main PCB ASSY.

• Code: 90
• Display: Disc Tray hits at the back
• Description: Disc tray collided against an obstacle in the rear of the machine.
• Remedy: <User Check> – Leave at least 100 mm (4 inches) of free space behind the machine. – Remove foreign materials from the rear of the machine. – Remove foreign materials around the jam clear cover. – Check if the jam clear cover is properly closed. – Remove recording paper within the recording paper feeding path.
  1 Foreign materials in the recording paper feeding path Remove foreign materials.
  2 Chute cover not properly attached Properly attach the chute cover.
  3 PF encoder disk stained Clean the PF encoder disk.
  4 Disc tray defective Replace the disc tray.
  5 Flushing guide stained Replace the PF encoder disk and clean the flushing guide.
  6 PF encoder sensor defective Replace the PF encoder sensor PCB ASSY.
  7 Paper feed roller defective Replace the engine unit.
  8 Paper width sensor defective Replace the carriage PCB ASSY.
  9 Main PCB defective Replace the main PCB ASSY.

• Code: 91
• Display: Unable to print 91
• Description: The pressure roller sensor detected a pressure roller release failure.
• Remedy: 1 Foreign materials in the recording paper feeding path Remove foreign materials.
  2 Switching lever guide out of place Reattach the switching lever guide.
  3 Pressure roller sensor harness connection failure Reconnect the pressure roller sensor harness.
  4 Pressure roller sensor defective Replace the pressure roller sensor ASSY.
  5 ASF drive ASSY, switching lever guide defective Replace the maintenance unit.
  6 Main PCB defective Replace the main PCB ASSY.

• Code: 92
• Display: Unable to print 92
• Description: The pressure roller sensor detected a pressure roller depression failure.
• Remedy: 1 Foreign materials in the recording paper feeding path Remove foreign materials.
  2 Switching lever guide out of place Reattach the switching lever guide.
  3 Pressure roller sensor harness connection failure Reconnect the pressure roller sensor harness.
  4 Pressure roller sensor defective Replace the pressure roller sensor ASSY.
  5 ASF drive ASSY, switching lever guide defective Replace the maintenance unit.
  6 Main PCB defective Replace the main PCB ASSY.

• Code: 93
• Display: Check for a printable disc.
• Description: The paper width sensor detected that there is no disc loaded on the disc tray. Or, the size of the disc loaded is 130 mm or more, or 110 mm or less.
• Remedy: <User Check> – Load the disc on the disc tray. – Check if the disc used is according to specifications.
  1 Paper width sensor defective Replace the carriage PCB ASSY.
  2 Main PCB defective Replace the main PCB ASSY.

• Code: A1
• Display: Cover is Open
• Description: The document scanner sensor detected that the document scanner unit is open.
• Remedy: <User Check> – Close the document scanner unit.
  1 Document scanner actuator out of place Reattach the document scanner actuator.
  2 Document scanner sensor harness connection failure Reconnect the document scanner sensor harness.
  3 Document scanner sensor defective Replace the document scanner sensor PCB ASSY.
  4 The boss which pushes the document scanner actuator of the document scanner unit is damaged Replace the document scanner.
  5 Main PCB defective Replace the main PCB ASSY.

• Code: A2
• Display: DOCUMENT JAM
• Description: The document scanning position sensor detected that the document has a length of 900 mm or longer.
• Remedy: <User Check> – Check if the document scanned is longer than the specified limit. – Remove the jammed document.
  1 Document caught in the document scanning position actuator Reattach the document scanning position actuator.
  2 Document scanning position sensor defective Replace the document scanning position sensor PCB ASSY.
  3 ADF motor defective Replace the ADF unit.
  4 Main PCB defective Replace the main PCB ASSY.

• Code: A3
• Display: DOCUMENT JAM
• Description: During document scanning, the document detection sensor detected that the document is pulled out. Or, the document scanning position sensor could not detect a document within the specified time.
• Remedy: <User Check> – Remove the jammed document.
  1 Foreign materials in the document feeding path Remove foreign materials.
  2 Document caught in the document detection actuator Reattach the document detection actuator.
  3 Document scanning position sensor harness connection failure Reconnect the document scanning position sensor harness.
  4 Document pick-up roller worn out Replace the document separate roller ASSY.
  5 Document scanning position sensor defective Replace the document scanning position sensor PCB ASSY.
  6 ADF motor defective Replace the ADF unit.
  7 Main PCB defective Replace the main PCB ASSY.

• Code: A5
• Display: Unable to Scan A5
• Description: Level of CIS scan result is detected as abnormal during fax sending. (During the first sending)
• Remedy: 1 White level data failure Acquire white level data.
  2 CIS unit defective Replace the CIS unit.
  3 White reference film stained Clean the white reference film of the document scanner unit.
  4 Scratched or damaged white reference film Replace the document scanner unit.
  5 Main PCB defective Replace the main PCB ASSY.

• Code: A6
• Display: Unable to Scan A6
• Description: Level of CIS scan result is detected as abnormal during fax sending. (After retrying)
• Remedy: 1 White level data failure Acquire white level data.
  2 CIS unit defective Replace the CIS unit.
  3 White reference film stained Clean the white reference film of the document scanner unit.
  4 Scratched or damaged white reference film Replace the document scanner unit.
  5 Main PCB defective Replace the main PCB ASSY.

• Code: A7
• Display: Unable to Scan A7
• Description: The CIS unit type is different from the CIS type input value.
• Remedy: 1 CIS type data incompatible Automatically set the CIS type.
  2 Main PCB defective Replace the main PCB ASSY.

• Code: A8
• Display: Unable to Scan A8
• Description: Matching of color parameter failed.
• Remedy: <User Check> – Turn the power OFF and ON by unplugging and plugging the power cord.
  1 Program malfunctioning Re-load the firmware.
  2 Main PCB defective Replace the main PCB ASSY.

• Code: AF
• Display: Unable to Scan AF
• Description: CIS positioning problem. (Home position cannot be found)
• Remedy: 1 Scanner motor harness connection failure Reconnect the scanner motor harness.
  2 CIS flat cable connection failure Reconnect the CIS flat cable.
  3 Scanner belt out of place Reattach the scanner belt.
  4 CIS flat cable defective Replace the CIS flat cable.
  5 CIS unit defective Replace the CIS unit.
  6 Document scanner unit defective Replace the document scanner unit.
  7 Main PCB defective Replace the main PCB ASSY.

• Code: BD
• Display: Unable to Scan BD
• Description: Black level value abnormal during scanning.
• Remedy: 1 Black level data failure Acquire white level data.
  2 CIS unit defective Replace the CIS unit.
  3 Main PCB defective Replace the main PCB ASSY.

• Code: DF
• Display: Unable to print DF
• Description: Modem communication failed.
• Remedy: 1 MJ PCB harness connection failure Reconnect the MJ PCB harness.
  2 MJ PCB defective Replace the MJ PCB ASSY.
  3 Main PCB defective Replace the main PCB ASSY.

• Code: E0
• Display: Unable to print E0
• Description: Modem does not start normally even after resetting the modem.
• Remedy: 1 MJ PCB harness connection failure Reconnect the MJ PCB harness.
  2 MJ PCB defective Replace the MJ PCB ASSY.
  3 Main PCB defective Replace the main PCB ASSY.

• Code: E2
• Display: Unable to Scan E2
• Description: Wired LAN MAC address not registered.
• Remedy: 1 Main PCB defective Replace the main PCB ASSY.

• Code: E3
• Display: Unable to print E3
• Description: Wireless LAN MAC address not registered.
• Remedy: 1 Wireless LAN PCB ASSY connection failure Reconnect the wireless LAN PCB ASSY.
  2 Wireless LAN PCB ASSY defective Replace the wireless LAN PCB ASSY.
  3 Main PCB defective Replace the main PCB ASSY.

• Code: E6
• Display: Unable to print E6
• Description: An error occurred in the E2PROM of the main PCB.
• Remedy: 1 Main PCB defective Replace the main PCB ASSY.

• Code: E9
• Display: Unable to print E9
• Description: NFC PCB initialization failed.
• Remedy: 1 NFC PCB harness connection failure Reconnect the NFC PCB harness.
  2 NFC PCB defective Replace the NFC PCB ASSY.
  3 Main PCB defective Replace the main PCB ASSY.

• Code: EC
• Display: Unable to print EC
• Description: LCD unit firmware version mismatch detected.
• Remedy: 1 LCD PCB harness connection failure Reconnect the LCD PCB harness.
  2 LCD PCB defective Replace the control panel ASSY.
  3 Main PCB defective Replace the main PCB ASSY.

• Code: ED
• Display: Touchscreen Init. Failed
• Description: Touch panel initialization failed.
• Remedy: 1 Touch panel PCB defective Replace the control panel ASSY.
  2 Main PCB defective Replace the main PCB ASSY.

• Code: F0
• Display: Unable to print F0
• Description: Flash file system error.
• Remedy: 1 Program malfunctioning Re-load the firmware.
  2 Main PCB defective Replace the main PCB ASSY.

• Code: FE
• Display: Unable to print FE
• Description: ROM data acquisition error.
• Remedy: 1 Program malfunctioning Re-load the firmware.
  2 Main PCB defective Replace the main PCB ASSY.

– Get more error code list with quick guide to fix printer product, click here
– About get help with reseting Epson inkpad or others, click here

About Canon Servie Tool V5610

– Canon Service Tool V5610 is a tool used to perform maintenance on Canon printers and reset Canon printers after replacement of parts such as replacing ink absorbents, print heads, printer mainboard, and others. Based on the many cases we have encountered, the Service Tool is most often used to reset ink absorber counter value when the waste ink absorber is full.
– The ink absorber is going to be full of box, it has to be replaced or cleaned the waste ink absorber. Also, replaceing or cleaning the waste ink absorber, you need to repair or reset the waste ink counter value, cause those parts are concerned to each others.
– So using Canon Service Tool V5610 to reset the waste ink counter value becomes effective when the ink absorber is replaced or cleaned.

– Canon Service Tool V5610 can use to fix error code 5B00, 5B02, 5B04, 5B14, 1701, 1702, 1700 on your printer. You must enter Service Mode on your printer to use this Canon Service Tool.
– If the printer can not enter Service Mode, you can not reset it by Canon ST V5610. In this case, change EEPROM on the logic board.

Canon Service Tool V5610 Functions

– Fix Canon printer 7 times/ 8 times red light blinking:

– Fix Canon printer error code: 5B00, 5B01, 1700, 1701

Enter Service Mode on Canon Printer

1. Turn off a printer
2. Press and hold the Resume/Cancel/Stop button
3. Press and hold the ON button (do not release both buttons)
4. Release the Resume/Cancel/Stop button (do not release the ON button)
5. While holding the ON button, press the Resume/Cancel/Stop button 5 times, then release both the ON and Resume/Cancel/Stop buttons together.
– Canon printer in service mode: computer detects new hardware, led on printer goes green light.
For more information about Canon Serice Tool V5610

– Get more information about Epson XP 15000 troubleshooting, click here
– Buy cheap key of Epson WIC Reset Tool, CLICK HERE
– Key Epson Adjustment Program, CLICK HERE
https://dnasofts.com/download-epson-xp-6100-driver-firmware-and-manuals/

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