Fatal Error and Troubleshooting Epson L4150, L4160, L6160, L6170, L6190, ET-4750, ET-4750, ET-4760, ET-3750, ET-3760, ET-3700, ET-3710, ET-2750, ET-2760, ET-2700, ST-4000, ST-3000, ST-2000 series

Troubleshooting Workflow

• Epson ET-4750 / ET-4760 / ET-3750 / ET-3760 / ET-3700 / ET-3710 / ET-2750 / ET-2760 / ET-2700 series
• Epson L6190 / L6170 / L6160 / L4160 / L4150 series
• Epson ST-4000 / ST-3000 / ST-2000 series

The following describes a troubleshooting workflow for the printer, when the printer is turned on, the possible causes of the crash, and the solutions.

Printer error when the Power is ON

Condition: when the Power is ON, error code appears: 031006

Reason: Blowout of a fuse of the Main Board

Solution:

•  Check disconnection, breakage, slant connection, or damage contact of the Head FFC.

•  Print head is broken.

•  Replace the Main Board.

Condition: when the Power is ON, error code appears: 031004

Reason: Detects abnormality of the Head Thermistor.

Solution:

•  Check disconnection, breakage, slant connection, or damage contact of the Head FFC.

•  Print head is broken.

•  Replace the Main Board.

Condition: when the Power is ON, error appears: Paper Jam

Reason: Paper jam or PE Sensor adjustment value abnormality

Solution:

•  Check if the PE Sensor is broken, or its cable is disconnected, broken or connected at an angle.

•  Replace the Main Board.

Condition: when the Power is ON, error appears: Maintenance error – error code: xxxxxx

Reason: The Maintenance Box is at the end of its service life. You need to replace it.

Solution:

•  Replace the Maintenance Box.

Condition: when the Power is ON, error appears: Maintenance error – error code: xxxxxx

Reason: The main or borderless maintenance error

Solution:

•  Replace the Waste Ink Pad

•  Reset the Main or Borderless Waste Ink Pad Counter

Condition: when the Power is ON, release CR Lock and fatal error occurred. Error Code: 000041

Reason: PF Motor did not rotate. (Error Code: 000041)

Solution:

•  Disconnection of the PF Motor Connector, load is too large for the paper feed mechanism.

•  Replace the PF Encoder FFC, the PF Encoder.

•  Replace the PF Motor.

•  Common: Replace the Main Board.

Condition: when the Power is ON, release CR Lock and fatal error occurred. Error Code: 000041

Reason: PF Motor rotated too fast. (Error Code: 000041)

Solution:

•  Disconnection of the PF Motor Connector, load is too large for the paper feed mechanism.

•  Replace the PF Encoder FFC, the PF Encoder.

•  Replace the PF Motor.

•  Common: Replace the Main Board.

Condition: when the Power is ON, release CR Lock and fatal error occurred. Error Code: 000043

Reason: PF Motor rotated. (Error Code: 000043)

Solution:

•  Disconnection of the PF Motor Connector, load is too large for the paper feed mechanism.

•  Replace the PF Encoder FFC, the PF Encoder.

•  Replace the PF Motor.

•  Common: Replace the Main Board.

Condition: when the Power is ON, release CR Lock and seeks home position, and an error occurs. If the CR unit does not move.

Reason: CR did not function.

Solution:

•  Remove the tape securing the CR if the error occurs when the printer is powered on for the first time.

•  Check whether the CR Lock is released. If not, the PF Motor or the Ink system is broken.

•  Check the mechanical load of the CR manually, and check the Ink system also.

•  CR Motor disconnect, replace the cable.

•  Replace the CR Motor.

•  Replace the Main Board.

Condition: when the Power is ON, release CR Lock and seeks home position, and an error occurs. The CR unit moves then stops. Error Code: 000025

Reason: Fatal Error (Error Code: 000025)

Solution:

•  Check whether any obstacle exists in the CR motion range.

•  Check whether any problem occurred to the CR Lock and Ink System.

•  Check if the Timing Belt is loose.

•  Clean or replace the CR Encoder Scale.

•  Replace the Main Board.

Condition: when the Power is ON, release CR Lock and seeks home position, and an error occurs. The CR unit moves then stops. Error Code: 000023

Reason: Fatal Error (Error Code:000023 [Stops with noises.])

Solution:

•  Check whether any obstacle exists in the CR motion range.

•  Check whether any problem occurred to the CR Lock and Ink System.

•  Check if the Timing Belt is loose.

•  Clean or replace the CR Encoder Scale.

•  Replace the Main Board.

Condition: when the Power is ON, release CR Lock and seeks home position, and an error occurs. If the CR unit moves then stops. Error Code: 000031

Reason: Fatal Error (Error Code: 000031)

Solution:

•  Check whether any obstacle exists in the CR motion range.

•  Check whether any problem occurred to the CR Lock and Ink System.

•  Check if the Timing Belt is loose.

•  Clean or replace the CR Encoder Scale.

•  Replace the Main Board.

Condition: when the Power is ON, release CR Lock and seeks home position then paper ejection, and an error occurs. Paper jam error.

Reason: PE Sensor detected paper presence. Note: PF Motor rotates for a while (longer than normal), and then the error occurs.

Solution:

•  Check if any obstacle exists in the Paper Path. Remove it if any.

•  Check PE Sensor FFC disconnection/breakage, or replace the FFC.

•  Replace the PE Sensor.

•  Replace the Main Board.

Condition: when the Power is ON, release CR Lock and seeks home position then paper ejection. After that CR reciprocation and an error occurs. Note: CR Unit reciprocates two times quickly when environmental temperature is lower than 5°C or when initial charge is not performed yet. 

Possibility No.1

Reason: Paper jam error occurred.

Solution:

•  Check if there is any obstacle in the CR motion range.

•  Check if the CR Motor gets stuck somewhere when moved by hand.

•  Check if any heavy load exists in the CR motion range.

•  Note: Perform the corresponding repair.

Possibility No.2

Reason: Fatal Error of CR system occurred.

Solution:

•  Check if there is any obstacle in the CR motion range.

•  Check if the CR Motor gets stuck somewhere when moved by hand.

•  Check if any heavy load exists in the CR motion range.

Note: Perform the corresponding repair.

Condition: when the Power is ON, release CR Lock and seeks home position then paper ejection. After that CR reciprocation, ink system operation and ink error occurs. There are 3 possibilities that occur, namely:

Possibility No.1

Reason: Message: Fill ink tank(s) with ink up to the upper line. Select the color(s) you refilled.

Solution:

•  Refill the ink tank, then select the refilled color on the panel to reset the ink counter.

Possibility No.2

Reason: Maintenance Error. This error message appears on the Epson ET-4750, ET-4760, L6190, ST-4000 series, ET-3750, ET-3760, L6170, ST-3000 series, ET-3700, ET-3710, L6160 series printers. Message: The Maintenance Box is at the end of its service life. You need to replace it.

Solution:

•  Replace the Maintenance box with model number: EWMB2. 

Possibility No.3

Reason: Maintenance Errors. This error message occurs on the Epson ET-2750, ET-2760, L4160, ST-2000 series, ET-2700, L4150 series printers. Message: The printer's ink pad is at the end of its service life. Please contact Epson Support.

Solution:

•  Replace the Porous Pad Assy.

•  Reset the waste ink pad counter.

Condition: when the Power is ON, release CR Lock and seeks home position then paper ejection. After that CR reciprocation, ink system operation, CR unit lock, and the mechanism operation finish. After the operation of the mechanism is completed and the error code appears: 202620. System Error: Wi-Fi error occurred. Contact Epson Support. 

Reason: Wireless LAN Board is broken.

Solution:

•  Check the connection of the Wireless LAN Board.

•  Replace the Wireless LAN Board.

Condition: when the Power is ON, release CR Lock and seeks home position then paper ejection. After that CR reciprocation, ink system operation, CR unit lock, and the mechanism operation finish. After the operation of the mechanism is completed and the error code appears: 205102. System Error: SD card slot error occurred. Contact Epson Support.

Reason: Card Slot Board is broken. This error occurs on the Epson ET-2750, ET-2760, L4160, ST-2000 series printers.

Solution:

•  Check the state of the Card Slot Board FFC.

•  Replace the Card Slot Board.

Errors when Printing Starts

Condition: When starting to print, the error message "Network Communication Error" appears.

Reason: Communication Error. Check the Wi-Fi/network connection. For details, see your documentation.

Solution:

•  No need for repair actions at repair site. It does not mean hardware failure. User needs to check network settings and network connection status.

Condition: When starting to print, the error message "Communication Error" appears, error code: 950140. This error message occurs on the Epson ET-4750U, ET-2750U printer printer

Reason: Subscription Error : Subscription communication error (950140). A communication error with the subscription server occurred.

Solution:

•  No need for repair actions at repair site. It does not mean hardware failure. User finds solution on subscription portal site or contacts the call center for solutions, or user needs to check network settings and network connection status.

Condition: When starting to print, an error message appears: "Service Error", error code: 950141, 950142, 950143, 950144.

Reason:

•  Subscription Error : Subscription service error (Opt-Out) (950141). Received Opt-out from subscription server.

•  Subscription Error : Subscription service error (Halting) (950142). Received halt from subscription server.

•  Subscription Error : Subscription service error (Unregistered) (950143). Received unregistered from subscription server.

•  Subscription Error : Subscription service error (Starting up) (950144). During communication with the subscription server at startup.

Solution:

•  No need for repair actions at repair site. It does not mean hardware failure. User finds solution on subscription portal site or contacts the call center for solutions.

Condition: When it starts printing, Paper feed, Paper feed variable initialization, paper feed preparation, and an error message appears: "Paper Out".

Reason:

•  Paper out in the Paper Cassette or the Rear Tray

•  The leading edge cannot be detected with the PE Sensor in the range of the standard movement.

Solution:

•  Refill paper to the Paper Cassette and set the cassette back in place fully.

•  PE Sensor/PW Sensor FFC disconnected, breakage, slant connection, damaged contact (CN402 / CN303).

•  Replace the PE Sensor/PW Sensor.

•  Replace the Main Board.

Condition: When it starts printing, Paper feed, Paper feed variable initialization, paper feed preparation, and an error message appears: "Paper Out".

Reason:

•  Paper out in the Paper Cassette or the Rear Tray

•  The leading edge cannot be detected with the PE Sensor in the range of the standard movement.

Solution:

•  Refill paper to the Rear Tray and set the Guide Paper back in place fully.

•  PE Sensor/PW Sensor FFC disconnected, breakage, slant connection, damaged contact (CN402 / CN303).

•  Replace the PE Sensor/PW Sensor.

•  Replace the Main Board.

Condition: When it starts printing, Paper feed, Paper feed variable initialization, paper feed preparation, and an error message appears: "Paper Jam".

Reason:

•  Paper jam occurred in the path until the PE Sensor.

•  PE Sensor, PW Sensor error

•  CR system Fatal Error

Solution:

•  Remove the foreign objects.

•  PE Sensor/PW Sensor FFC disconnection, breakage, slant connection, damaged contact (CN402 / CN303).

•  Replace the PE Sensor/PW Sensor.

•  Troubleshoot and repair the CR system Fatal Error.

•  Replace the Main Board.

Condition: When it starts printing, Paper feed, Paper feed variable initialization, paper feed preparation, and an error message appears: "Paper Jam".

Reason: Paper jam occurred while reversing paper or backside ejecting during paper feeding of duplex printing.

Solution:

•  Remove the foreign objects.

•  Replace the Duplex Unit.

Condition: When it starts printing, Paper feed, Paper feed variable initialization, paper feed preparation, then Start Print and a few moments later an error message appears: "Printer Error. Turn on the printer again. See your documentation for more details. Error code: 031004."

Reason: Fatal Error: Head temperature error (031004). Note: Head Hot error does not occur when the signals do not flow fully because part or all of the contact of FFC is covered by foreign objects or the like.

Solution: Check the procedure in order.

•  Check the Head FFC state (CN301).

•  Replace the Head.

•  Replace the Main Board.

Condition: When it starts printing, Paper feed, Paper feed variable initialization, paper feed preparation, then Start Print and a few moments later an error message appears: "Printer Error. Turn on the printer again. See your documentation for more details. Error code: 031001."

Reason: Fatal Error: Head Hot error (before printing) (031001). Note: Head Hot error does not occur when the signals do not flow fully because part or all of the contact of FFC is covered by foreign objects or the like.

Solution: Check the procedure in order.

•  Check the Head FFC state (CN301).

•  Replace the Head.

•  Replace the Main Board.

Condition: When it starts printing, Paper feed, Paper feed variable initialization, paper feed preparation, then Start Print and a few moments later an error message appears: "Printer Error. Turn on the printer again. See your documentation for more details. Error code: 031002."

Reason: Fatal Error: Head Hot error (after flushing) (031002). Note: Head Hot error does not occur when the signals do not flow fully because part or all of the contact of FFC is covered by foreign objects or the like.

Solution: Check the procedure in order.

•  Check the Head FFC state (CN301).

•  Replace the Head.

•  Replace the Main Board.

Scanner Errors when the Power is ON

Condition: Scanner Error, error code 100016

Reason: Home position detection error

•  SCN CR cannot move to the home position because load is too large.

•  CIS is broken (cannot read the white standard pattern and home position pattern).

Solution:

•  Turn the power on with the Document Cover opened.

•  Check if the CIS moves to the left to read the white standard/home patterns.

•  Check if the emission color of the CIS is white (not greenish, reddish, or bluish). If the light does not look like white, check the SCN FFC for damage, disconnection or skew.

•  Replace the SCN Unit with a new one.

•  Replace the Main Board with a new one.

Condition: Scanner Error, error code 100017

Reason: Contact detection distance exceeded

•  Contact detection to the right side has not been completed properly.

•  Wheel Train of the Drive Mechanism is detached or broken.

•  SCN Motor Wheel Train is detached or broken.

Solution:

•  Turn the power on with the Document Cover opened.

•  Check if the SCN CR reaches (comes in contact with) the right side.

•  Check the Wheel Train of the Drive Mechanism for damage.

•  Check the SCN FFC for damage, disconnection or skew.

•  Replace the SCN Unit with a new one.

•  Replace the Main Board with a new one.

Condition: Scanner Error, error code 100032

Reason: LED light lighting failure

•  SCN FFC disconnection, breakage, slant connection, or damaged contact (CN409).

•  CIS is broken

Solution:

•  Check the color of the LED at power-on.

•  Check the scanner FFC for damage, disconnection or skew.

•  Replace the SCN Unit with a new one.

•  Replace the Main Board with a new one.

Fatal Error Code List

• Epson ET-4750 / ET-4760 / ET-3750 / ET-3760 / ET-3700 / ET-3710 / ET-2750 / ET-2760 / ET-2700 series
• Epson L6190 / L6170 / L6160 / L4160 / L4150 series
• Epson ST-4000 / ST-3000 / ST-2000 series

This section explains how to check for fatal error codes, their descriptions, and possible causes. The fatal error code is stored in the EEPROM on the Motherboard and can be read using the Adjustment Program. When a fatal error occurs, this product displays the fatal error code automatically on the LCD panel.

Fatal Error Code on Scanner

Error code	Error code	Possible cause	Confirmation procedure
100001	ADF PID excess speed error	Failed to read the SCN motor encoder 1. Contamination of the SCN encoder scale 2. Damage or skew of the SCN encoder FFC 3. Failure of the SCN encoder sensor Failure of the SCN motor driver 4. Failure of the Main Board	1. Clean the SCN encoder scale if it is contaminated. 2. Check the cable/FFC of the SCN motor/encoder. 3. Replace the SCN Unit with a new one. 4. Replace the Main Board with a new one.
100002	ADF PID reverse error	Paper feed fails, stopped by obstacles 1. Paper feed was stopped by; - Obstacles such as jammed paper - Overload of the paper feed mechanism - Disengaging or tooth breakage of wheel train of the paper feed mechanism Failed to read the SCN motor encoder 2. Jumping of the SCN drive gear wheel train 3. Contamination of the SCN encoder scale 4. Damage or skew of the SCN encoder FFC 5. Failure of the SCN encoder sensor 6. Failure of the Main Board	1. Check that no pieces of paper or foreign objects exist in the paper path. 2. Check the load of the ADF paper feed mechanism. 3. Check the ADF/SCN drive gear wheel train. 4. Clean the SCN encoder scale if it is contaminated. 5. Check the cable/FFC of the SCN motor/encoder. 6. Replace the SCN Unit with a new one. 7. Replace the Main Board with a new one.
100003	ADF PID lock error	The ADF paper feed did not run or obstacles exist in the paper path 1. Overload of the paper feed mechanism 2. The paper feed mechanism is disengaged or its tooth is broken Failed to read the SCN motor encoder 3. Contamination of the SCN encoder scale 4. Disconnection, break, skew or damage of the SCN encoder FFC 5. Failure of the SCN encoder sensor 6. Failure of the SCN motor (the lead wire is broken or the connector is disconnected) 7. Failure of the Main Board	1. Check that no jammed paper exist in the paper path. 2. Check the load of the ADF paper feed mechanism. 3. Check the ADF/SCN drive gear wheel train. 4. Clean the SCN encoder scale if it is contaminated. 5. Check the cable/FFC of the SCN motor/encoder. 6. Replace the SCN Unit with a new one. 7. Replace the Main Board with a new one.
100005	ADF PID excess load error	The SCN motor stopped running in the middle of the operation 1. The ADF was stopped by; - Obstacles such as jammed paper - Overload of the paper feed mechanism - Disengaging or breakage of the gears Failed to read the SCN motor encoder 2. Jumping of the SCN drive gear wheel train 3. Contamination of the SCN encoder scale 4. Disconnection, break, skew or damage of the SCN motor cable/encoder FFC 5. Failure of the SCN motor (not completely broken) 6. Failure of the Main Board	1. Check that no pieces of paper or foreign objects exist in the paper path. 2. Check the load of the ADF paper feed mechanism. 3. Check the ADF/SCN drive gear wheel train. 4. Check the SCN encoder scale for damage or contamination. 5. Check the cable/FFC of the SCN motor/encoder. 6. Replace the SCN Unit with a new one. 7. Replace the Main Board with a new one.
100006	ADF PID driving time error	Malfunction or crash of the firmware	1. Turn the printer off and back it on. 2. If the error still occurs after the restart, replace the Main Board.
100009	ADF BS+ excess speed error	Failed to read the SCN motor encoder 1. Contamination of the SCN encoder scale 2. Damage or skew of the SCN encoder FFC 3. Failure of the SCN encoder sensor Failure of the SCN motor driver 4. Failure of the Main Board	1. Clean the SCN encoder scale if it is contaminated. 2. Check the cable/FFC of the SCN motor/encoder. 3. Replace the SCN Unit with a new one. 4. Replace the Main Board with a new one.
100010	ADF BS+ reverse error	Paper feed fails, stopped by obstacles 1. Paper feed was stopped by; - Obstacles such as jammed paper - Overload of the paper feed mechanism - Disengaging or tooth breakage of wheel train of the paper feed mechanism Failed to read the SCN motor encoder 2. Jumping of the SCN drive gear wheel train 3. Contamination of the SCN encoder scale 4. Damage or skew of the SCN encoder FFC 5. Failure of the SCN encoder sensor 6. Failure of the Main Board	1. Check that no pieces of paper or foreign objects exist in the paper path. 2. Check the load of the ADF paper feed mechanism. 3. Check the ADF/SCN drive gear wheel train. 4. Clean the SCN encoder scale if it is contaminated. 5. Check the cable/FFC of the SCN motor/encoder. 6. Replace the ADF Unit with a new one. 7. Replace the SCN Unit with a new one. 8. Replace the Main Board with a new one.
100011	ADF BS+ lock error	The SCN motor did not run 1. The SCN was stopped by; - Obstacles such as jammed paper - Overload of the mechanism - Disengaging or breakage of the gears Failed to read the SCN encoder 2. Contamination of the SCN encoder scale 3. Disconnection, break, skew or damage of the SCN motor cable/encoder FFC 4. Failure of the SCN encoder sensor 5. Failure of the SCN motor (the lead wire is broken or the connector is disconnected) 6. Failure of the Main Board	1. Check that no pieces of paper or foreign objects exist in the paper path. 2. Check the ADF/SCN drive gear wheel train. 3. Clean the SCN encoder scale if it is contaminated. 4. Check the cable/FFC of the SCN motor/encoder. 5. Replace the ADF Unit with a new one. 6. Replace the SCN Unit with a new one. 7. Replace the Main Board with a new one.
100013	ADF BS+ excess load error	The SCN motor stopped running in the middle of the operation 1. The SCN was stopped by; - Obstacles such as jammed paper - Overload of the paper feed mechanism - Disengaging or breakage of the gears Failed to read the SCN motor encoder 2. Jumping of the SCN drive gear wheel train 3. Contamination of the SCN encoder scale 4. Failure of the SCN motor (not completely broken) 5. Failure of the Main Board	1. Check that no pieces of paper or foreign objects exist in the paper path. 2. Check the load of the ADF paper feed mechanism. 3. Check the ADF/SCN drive gear wheel train. 4. Clean the SCN encoder scale if it is contaminated. 5. Replace the ADF Unit with a new one. 6. Replace the SCN Unit with a new one. 7. Replace the Main Board with a new one.
100014	ADF BS+ driving time error	Malfunction or crash of the firmware	1. Turn the printer off and back it on. 2. If the error still occurs after the restart, replace the Main Board.
100016	HP detection failure	The SCN CR could not return to its home. 1. Damage or disengaging of Wheel Train of the Drive Mechanism 2. Disengaging, fraying, jumping of the Timing Belt Failed to read the white standard/home patterns. 3. Disconnection, break, skew or damage of the SCN FFC 4. Failure of the CIS Unit 5. Failure of the SCN Housing 6. Failure of the Main Board	1. Turn the power on with the ADF Unit or the Document Cover opened. 2. Check if the CIS moves to the left to read the white standard/home patterns. 3. Check if the emission color of the CIS is white (not greenish, reddish, or bluish). If the light does not look like white, check the SCN FFC for damage, disconnection or skew. 4. Replace the SCN Unit with a new one. 5. Replace the Main Board with a new one.
100017	Contact detection distance exceeded	The SCN CR cannot completely reach the home (right side). 1. Damage or disengaging of Wheel Train of the Drive Mechanism Failure of SCN Encoder reading 2. Damage or skew of the SCN FFC 3. Failure of the CIS Unit 4. Failure of the SCN Housing 5. Failure of the Main Board	1. Turn the power on with the ADF Unit or the Document Cover opened. 2. Check if the CIS (SCN CR) reaches (comes in contact with) the right side. 3. Check the Wheel Train of the Drive Mechanism for damage. 4. Check the SCN FFC for damage, disconnection or skew. 5. Replace the SCN Unit with a new one. 6. Replace the Main Board with a new one.
100020	Measurement error	Overload of the SCN Drive Mechanism Failure of the SCN Motor	1. Check if the CIS (SCN CR) moves or not.  - Check the Wheel Train of the Drive Mechanism for damage. 2. Replace the SCN Unit with a new one. 3. Replace the Main Board with a new one.
100032	LED light failure	Failure of the CIS LED light (RGB) 1. Disconnection, break, skew or damage of the scanner FFC 2. Failure of the CIS unit 3. Failure of the Main Board	1. Check the color of the LED at power-on. 2. Check the scanner FFC for damage, disconnection or skew. 3. Replace the SCN Unit with a new one. 4. Replace the Main Board with a new one.
100054	Paper jam error	No jammed paper is remaining but the sensor does not turn off 1. Failure of the ADF PE sensor 2. Failure of the cable Jammed paper is remaining The paper feed rollers and paper conveying rollers slip too much -  At power-on, during paper feed, during scanning	1. Open the PGU LD ADF Assy and check if paper exist or not. 2. Open the Document Support ADF and check if paper exist or not. 3. Open the ADF and check if paper exist or not. 4. Check if the paper sensor lever moves up and down. 5. Replace the ADF unit with a new one. 6. Replace the SCN Unit with a new one. 7. Replace the Main Board with a new one.
100065	FB PID excess speed error	Failed to read the scanner encoder 1. Contamination of the scanner encoder scale 2. Damage or skew of the scanner FFC 3. Failure of the scanner encoder sensor Failure of the scanner motor driver 4. Failure of the Main Board	1. Check the scanner FFC for damage, disconnection or skew. 2. Replace the SCN Unit with a new one. 3. Replace the Main Board with a new one.
100066	FB PID reverse error	Operation failure of the SCN Motor 1. Malfunction of the SCN - Disengaging of the SCN CR - Disengaging of the SCN Motor Pulley or cracking of theSCN Motor Gears Failure of SCN Encoder reading 2. Contamination of the SCN Encoder 3. Damage or skew of the SCN FFC 4. Failure of the SCN Encoder Sensor 5. Failure of the Main Board	1. Check the scanner FFC for damage, disconnection or skew. 2. Replace the SCN Unit with a new one. 3. Replace the Main Board with a new one.
100067	FB PID lock error	The scanner motor did not run 1. The scanning operation was stopped by; - Disengaging of the scanner CR - Disengaging of the scanner motor pulley or cracking of the scanner motor gears  Failed to read the CR motor encoder 2. Contamination of the scanner encoder 3. Damage or skew of the scanner FFC 4. Failure of the scanner encoder sensor 5. Failure of the scanner motor 6. Failure of the Main Board	1. Check the scanner FFC for damage, disconnection or skew. 2. Replace the SCN Unit with a new one. 3. Replace the Main Board with a new one.
100069	FB PID excess load error	The scanner motor stopped running in the middle of the operation 1. The scanning operation was stopped by; - Disengaging of the scanner CR - Disengaging of the scanner motor pulley or cracking of the scanner motor gears Failed to read the scanner motor encoder 2. Contamination of the scanner encoder 3. Disconnection, break, skew or damage of the scanner FFC 4. Failure of the scanner encoder sensor 5. Failure of the scanner motor (not completely broken). 6. Failure of the Main Board	1. Check the scanner FFC for damage, disconnection or skew. 2. Replace the SCN Unit with a new one. 3. Replace the Main Board with a new one.
100070	FB PID driving time error	Malfunction or crash of the firmware	1. Turn the printer off and back it on. 2. If the error still occurs after the restart, replace the Main Board.
100073	FB BS+ excess speed error	Failed to read the scanner encoder 1. Contamination of the scanner encoder scale 2. Damage or skew of the scanner FFC 3. Failure of the scanner encoder sensor Failure of the scanner motor driver 4. Failure of the Main Board	1. Check the scanner FFC for damage, disconnection or skew. 2. Replace the SCN Unit with a new one. 3. Replace the Main Board with a new one.
100074	FB BS+ reverse error	Operation failure of the scanner motor 1. The scanning operation was stopped by; - Disengaging of the scanner CR - Disengaging of the scanner motor pulley or cracking of the scanner motor gears Failed to read the scanner encoder 2. Contamination of the scanner encoder 3. Damage or skew of the scanner FFC 4. Failure of the scanner encoder sensor 5. Failure of the Main Board	1. Check the scanner FFC for damage, disconnection or skew. 2. Replace the SCN Unit with a new one. 3. Replace the Main Board with a new one.
100075	FB BS+ lock error	The scanner motor did not run 1. The scanning operation was stopped by; - Disengaging of the scanner CR - Disengaging of the scanner motor pulley or cracking of the scanner motor gears Failed to read the CR motor encoder 2. Contamination of the scanner encoder 3. Damage or skew of the scanner FFC 4. Failure of the scanner encoder sensor 5. Failure of the scanner motor 6. Failure of the Main Board	1. Check the scanner FFC for damage, disconnection or skew. 2. Replace the SCN Unit with a new one. 3. Replace the Main Board with a new one.
100077	FB BS+ excess load error	The scanner motor stopped running in the middle of the operation 1. The scanning operation was stopped by; - Disengaging of the scanner CR - Disengaging of the scanner motor pulley or cracking of the scanner motor gears Failed to read the scanner motor encoder 2. Contamination of the scanner encoder 3. Failure of the scanner motor (not completely broken). 4. Failure of the Main Board	1. Check the scanner FFC for damage, disconnection or skew. 2. Replace the SCN Unit with a new one. 3. Replace the Main Board with a new one.
100078	FB BS+ driving time error	Malfunction or crash of the firmware	1. Turn the printer off and back it on. 2. If the error still occurs after the restart, replace the Main Board.

Fatal Error Code on Printer (CR)

Error code	Error code	Possible cause	Confirmation procedure
000020	CR PID driving time error	Malfunction or crash of the firmware	1. Turn the printer off and back it on. 2. If the error still occurs after the restart, replace the Main Board.
000021	CR PID excess load error	The CR motor stopped running in the middle of the operation 1. The CR was stopped by; - Obstacles such as jammed paper - Overload of the mechanism - Interfere with the ink system - Disengaging, fraying, jumping of the timing belt - Crack or disengaging of the gear, or the APG lever interferes with the CR Failed to read the CR encoder 2. Contamination of the CR encoder scale 3. Failure of the CR motor (not completely broken) 4. Failure of the Main Board	1. Check that no obstacle exist in the CR motion range. 2. Check the CR lock and ink system for any abnormality. 3. Check the timing belt for fraying or looseness. 4. Check the load applied to the CR by moving it by hand. 5. Check if the lubricant on the CR shaft is adequate. 6. Check the CR drive mechanism. 7. Clean the CR encoder scale if it is contaminated. 8. Replace the CR motor with a new one. 9. Replace the Main Board with a new one.
000022	CR PID excess speed error	Failed to read the CR encoder 1. Contamination of the CR encoder scale 2. Damage or skew of the CR encoder FFC 3. Failure of the CR encoder sensor Failure of the CR motor driver 4. Failure of the Main Board	1. Clean the CR encoder scale if it is contaminated. 2. Check the FFC of the CR encoder. 3. Replace the CR encoder sensor with a new one. 4. Replace the Main Board with a new one.
000023	CR PID reverse error	Operation failure of the CR motor, stopped by obstacles 1. CR was stopped by; - Obstacles such as jammed paper - Interfere with the ink system - Disengaging or breakage of the gears Failed to read the CR encoder 2. Jumping of the CR timing belt 3. Contamination of the CR encoder scale 4. Damage or skew of the CR encoder FFC 5. Failure of the CR encoder sensor 6. Failure of the Main Board	1. Check that no obstacle exist in the CR motion range. 2. Check the CR lock and ink system for any abnormality. 3. Check the timing belt for fraying or looseness. 4. Clean the CR encoder scale if it is contaminated. 5. Check the CR encoder FFC or the connector. 6. Replace the CR encoder sensor with a new one. 7. Replace the Main Board with a new one.
000024	CR PID lock error	The CR motor did not run, or the CR could not move smoothly 1. Overload of the CR Failed to read the CR encoder 2. The timing belt become frayed or jumping 3. Contamination of the CR encoder scale 4. Disconnection, break, skew or damage of the CR encoder FFC 5. Failure of the CR encoder sensor 6. Failure of the CR motor (the lead wire is broken or the connector is disconnected) 7. Failure of the Main Board	1. Check that no obstacle exist in the CR motion range. 2. Move the CR by hand to see if it moves smoothly without getting stuck. 3. Check the timing belt for fraying or looseness. 4. Clean the CR encoder scale if it is contaminated. 5. Check the connector and the CR encoder FFC for damage. 6. Replace the CR encoder FFC with a new one. 7. Check the connector of the CR motor. 8. Replace the CR motor with a new one. 9. Replace the Main Board with a new one.
000025	CR PID speed fall error	Operation failure of the CR 1. The CR was stopped by; - Obstacles such as jammed paper - Overload of the mechanism - Interfere with the ink system Failed to read the CR motor encoder 2. The timing belt become loosened or jumping 3. Contamination of the CR encoder scale 4. Damage or skew of the CR encoder FFC 5. Failure of the CR motor 6. Failure of the Main Board	1. Check that no obstacle exist in the CR motion range. 2. Check the CR lock and ink system for any abnormality. 3. Check the timing belt for looseness. 4. Clean the CR encoder scale if it is contaminated. 5. Check the connector of the CR encoder FFC. 6. Replace the CR motor with a new one. 7. Replace the Main Board with a new one.
000030	CR load position driving time error	Malfunction or crash of the firmware	1. Turn the printer off and back it on. 2. If the error still occurs after the restart, replace the Main Board.
000031	CR load position excess load error	The CR motor stopped running in the middle of the operation 1. The CR was stopped by; - Obstacles such as jammed paper - Overload of the mechanism - Interfere with the ink system - Disengaging or breakage of the gears - Disengaging, fraying, jumping of the timing belt Failed to read the CR encoder 2. Contamination of the CR encoder scale 3. Failure of the CR motor (not completely broken) 4. Failure of the Main Board	1. Check that no obstacle exist in the CR motion range. 2. Check the CR lock and ink system for any abnormality. 3. Check the timing belt for fraying or looseness. 4. Check the load applied to the CR by moving it by hand. 5. Check if the lubricant on the CR shaft is adequate. 6. Check the CR drive mechanism. 7. Clean the CR encoder scale if it is contaminated. 8. Replace the CR motor with a new one. 9. Replace the Main Board with a new one.
000032	CR load position excess speed error	Failed to read the CR encoder 1. Contamination of the CR encoder scale 2. Damage or skew of the CR encoder FFC 3. Failure of the CR encoder sensor Failure of the CR motor driver 4. Failure of the Main Board	1. Clean the CR encoder scale if it is contaminated. 2. Check the FFC of the CR encoder. 3. Replace the CR encoder sensor with a new one. 4. Replace the Main Board with a new one.
000033	CR load position reverse error	Operation failure of the CR motor, stopped by obstacles 1. CR was stopped by; - Obstacles such as jammed paper - Overload of the mechanism - Interfere with the ink system Failed to read the CR encoder 2. Jumping of the CR timing belt 3. Contamination of the CR encoder scale 4. Damage or skew of the CR encoder FFC 5. Failure of the CR encoder sensor 6. Failure of the Main Board	1. Check that no obstacle exist in the CR motion range. 2. Check the CR lock and ink system for any abnormality. 3. Check the timing belt for fraying or looseness. 4. Clean the CR encoder scale if it is contaminated. 5. Check the CR encoder FFC or the connector. 6. Replace the CR encoder sensor with a new one. 7. Replace the Main Board with a new one.

Fatal Error Code on Printer (PF)

Error code	Error code	Possible cause	Confirmation procedure
000040	PF PID driving time error	Malfunction or crash of the firmware The PE sensor remains in paper detection status and a paper jam error occurs instead of causing a fatal error.	1. Turn the printer off and back it on. 2. If the error still occurs after the restart, replace the Main Board.
000041	PF PID excess load error	The PF motor stopped running in the middle of the operation 1. The PF was stopped by; - Obstacles such as jammed paper - Overload of the paper feed mechanism - Disengaging or breakage of the gears Failed to read the PF motor encoder 2. Contamination of the PF encoder scale 3. Disconnection, break, skew or damage of the PF motor cable/encoder FFC 4. Failure of the PF motor (not completely broken) 5. Failure of the Main Board	1. Check that no pieces of paper or foreign objects exist in the paper path. 2. Check the load of the paper feed mechanism. 3. Check the wheel train of the PF drive and tooth breakage of the gears. 4. Check the PF encoder scale for damage or contamination. 5. Check the PF encoder FFC or the connector. 6. Replace the PF motor with a new one. 7. Replace the Main Board with a new one.
000042	PF PID excess speed error	Failed to read the PF motor encoder 1. Contamination of the PF encoder scale 2. Skew or damage of the PF encoder FFC 3. Failure of the PF encoder sensor Failure of the PF motor driver 4. Failure of the Main Board	1. Clean the PF encoder scale if it is contaminated. 2. Check the PF encoder FFC or the connector. 3. Replace the PF encoder sensor with a new one. 4. Replace the Main Board with a new one.
000043	PF PID reverse error	Paper feed fails, stopped by obstacles 1. Paper feed was stopped by; - Obstacles such as jammed paper - Overload of the paper feed mechanism - Disengaging or tooth breakage of wheel train of the paper feed mechanism Failed to read the PF motor encoder 2. Contamination of the PF encoder scale 3. Skew or damage of the PF encoder FFC 4. Failure of the PF encoder sensor 5. Failure of the Main Board	1. Check that no pieces of paper or foreign objects exist in the paper path. 2. Check the load of the paper feed mechanism. 3. Check the wheel train of the PF drive and tooth breakage of the gears. 4. Clean the PF encoder scale if it is contaminated. 5. Check the PF encoder FFC or the connector. 6. Replace the PF encoder sensor with a new one. 7. Replace the Main Board with a new one.
000044	PF PID lock error	The PF motor did not run or obstacles exist in the paper path 1. Overload of the paper feed mechanism 2. The PF timing belt become frayed, jumping, or the wheel train of paper feed mechanism is disengaged or its tooth is broken. Failed to read the PF motor encoder 3. Contamination of the PF encoder scale 4. Disconnection, break, skew or damage of the PF encoder FFC 5. Failure of the PF encoder sensor 6. Failure of the PF motor (the lead wire is broken or the connector is disconnected) 7. Failure of the Main Board	1. Check that no jammed paper exist in the paper path. 2. Check the load of the PF. 3. Check the wheel train of the PF drive and tooth breakage of the gears. 4. Clean the PF encoder scale if it is contaminated. 5. Check the PF encoder FFC or the connector. 6. Replace the PF encoder sensor with a new one. 7. Check the connector of the PF motor. 8. Replace the PF motor with a new one 9. Replace the Main Board with a new one.
000050	PF load position driving time error	Malfunction or crash of the firmware	1. Turn the printer off and back it on. 2. If the error still occurs after the restart, replace the Main Board.
000051	PF load position excess load error	The PF motor stopped running in the middle of the operation 1. The PF was stopped by; - Obstacles such as jammed paper - Overload of the paper feed mechanism - Disengaging or breakage of the gears Failed to read the PF motor encoder 2. Contamination of the PF encoder scale 3. Failure of the PF motor (not completely broken) 4. Failure of the Main Board	1. Check that no pieces of paper or foreign objects exist in the paper path. 2. Check the load of the paper feed mechanism. 3. Check the wheel train of the PF drive and tooth breakage of the gears. 4. Clean the PF encoder scale if it is contaminated. 5. Replace the PF motor with a new one 6. Replace the Main Board with a new one.
000052	PF load position excess speed error	Failed to read the PF motor encoder 1. Contamination of the PF encoder scale 2. Skew or damage of the PF encoder FFC 3. Failure of the PF encoder sensor Failure of the PF motor driver 4. Failure of the Main Board	1. Clean the PF encoder scale if it is contaminated. 2. Check the PF encoder FFC or the connector. 3. Replace the PF encoder sensor with a new one. 4. Replace the Main Board with a new one.
000053	PF load position reverse error	Paper feed fails, stopped by obstacles 1. Paper feed was stopped by; - Obstacles such as jammed paper - Overload of the paper feed mechanism - Disengaging or tooth breakage of wheel train of the paper feed mechanism Failed to read the PF motor encoder 2. Contamination of the PF encoder scale 3. Skew or damage of the PF encoder FFC 4. Failure of the PF encoder sensor 5. Failure of the Main Board	1. Check that no pieces of paper or foreign objects exist in the paper path. 2. Check the load of the paper feed mechanism. 3. Check the wheel train of the PF drive and tooth breakage of the gears. 4. Clean the PF encoder scale if it is contaminated. 5. Check the PF encoder FFC or the connector. 6. Replace the PF encoder sensor with a new one. 7. Replace the Main Board with a new one.

Fatal Error Code on Printer (PW/PE Sensor)

Error code	Error code	Possible cause	Confirmation procedure
030001	PE detector error	PE Sensor damage Failure of the Main Board - Occurs when the light value became lower than the threshold value in light value adjustment.	1. Check the PE Sensor for broken cable or unconnected connector. 2. Replace the PE Sensor with a new one. 3. Replace the Main Board with a new one.
030002	PW sensor light value adjust error	PW Sensor damage Failure of the Main Board - Cannot detect paper even the light value was raised to maximum in light value adjustment.	1. Check the PW Sensor for broken cable or unconnected connector. 2. Replace the PW Sensor with a new one. 3. Replace the Main Board with a new one.
030003	PE sensor light value adjust error	PE Sensor damage Failure of the Main Board - Cannot detect paper even the light value was raised to maximum in light value adjustment.	1. Check the PE Sensor for broken cable or unconnected connector. 2. Replace the PE Sensor with a new one. 3. Replace the Main Board with a new one.

Fatal Error Code on Printer (Power Supply)

Error code	Error code	Possible cause	Confirmation procedure
030005	P/S internal temperature error (under the lower limit). Occurs after paper feed, before start printing	P/S cable broken/caught. Failure of a P/S circuit part (thermistor open) Main Board circuit failure (Failure of the temperature detection circuit)	1. Replace the P/S cable with a new one. 2. Replace the P/S Unit with a new one. 3. Replace the Main Board with a new one.
030006	P/S internal temperature error (exceeded the upper limit). Occurs after paper feed, before start printing	Failure of a P/S circuit part (excess heat) 1. Foreign obstacle entered inside the Power Supply (excess heat by thermistor short, leakage) Main Board circuit failure 2. Foreign obstacle on the Main Board and/or connectors 3. Failure of the temperature detection circuit	1. Replace the P/S Unit with a new one. 2. Replace the Main Board with a new one.

Fatal Error Code on Printer (Head/CSIC)

Error code	Error code	Possible cause	Confirmation procedure
031001	HeadHot detect error (pre printing)	- Disconnection, break, skew or damage of the head FFC - Overheat of the Print Head 1. Failure of the Print Head 2. Failure of the Main Board     - Occurs in-between print passes (after printing one pass and before printing the next pass)	1. Check the head FFC for disconnection, break, skew or damage. 2. Replace the Print Head with a new one. 3.Replace the Main Board with a new one.
031002	Head Hot detect error (after flushing)	- Disconnection, break, skew or damage of the head FFC. - Overheat of the Print Head 1. Failure of the Print Head 2. Failure of the Main Board     - Occurs every after ink flushing operation (Flushing before starting printing, flushing after manual cleaning and etc.)	1. Check the head FFC for disconnection, break, skew or damage. 2. Replace the Print Head with a new one. 3. Replace the Main Board with a new one.
031003	Transistor temperature error	- Since continued overload printing in high temperature, protective function of the head driven circuit worked. - Failure of the Main Board    - Occurs after receiving a print job and starting printing	Replace the Main Board with a new one.
031004	Head temperature error	- Disconnection, break, skew or damage of the head FFC    - Occurs after receiving a print job and starting printing.    - Failure of the thermistor inside the Print Head    - Temperature around the Print Head is out of the range from -20 to 80 degrees C.	1. Check the head FFC for disconnection, break, skew or damage. 2. Replace the Print Head with a new one. 3. Replace the Main Board with a new one.
031006	Blowout of a fuse error (Head)	- Failure of the power source for the Print Head 1. Failure of the circuit     Disconnection, break, skew, or damage of the head FFC 2. Blowout of fuse on the Main Board     Failure of the Print Head     - Occurs at power-on, when replacing the ink cartridge, in-between print passes, and after flushing operation	1. If the fuse has not blown out     1) Check the head FFC for disconnection, break, skew or damage. 2. If the fuse has blown out     1) Replace the Main Board with a new one. 3.In the other cases     1) Replace the Print Head with a new one.
031008	VBS over voltage error	1. Head FFC failure (skew, foreign object attached) 2. Failure of the head 3. Failure of the Main Board􀀃 (Occurrence frequency based on past record is 1. > 2. > 3.)	1. Check the head FFC. 2. Replace the Print Head with a new one. 3. Replace the Main Board with a new one.
033003	Other Ink device error	- Error in the printer settings - Failure of the Main Board    Occurs at power-on	1. Turn the printer off and back it on. 2. If the error still occurs after the restart, replace the Main Board.
033004	Other Ink device error
033005	Other Ink device error

Fatal Error Code on Printer (Others)

Error code	Error code	Possible cause	Confirmation procedure
034001	Home position seek error. Since the panel displays “paper jam error”, user do not notice but the error log remains	The carriage does not move 1. Overload of the Carriage Drive Mechanism (paper jam, foreign object) 2. Failure of the Ink system 3. Failure of the CR Motor 4. Failure of the Main Board	1. Check that no obstacles or paper exist in the carriage motion range. 2. Manually unlock the carriage. (If unlocking is impossible, the problem caused by failure of the Ink system.) 3. Check the load applied to the CR by moving it by hand. 4. Turn the printer on and check if the carriage moves. If it still does not move,the motor is broken or failure of the Main Board.
060002	Driver mismatch error	- Non-supported printer driver - Mismatch between custom printer driver and custom printer	Check the OS and the version of the printer driver

Fatal Error Code on System Error

Error code	Error code	Possible cause	Confirmation procedure
202620	Wi-Fi Board failure	Failure or disconnection of the wireless network board	1. Check the wireless network board. 2. Check the FFC.
205102	Card board failure	Failure or disconnection of the Card Slot Board Assy	1. Card Slot Board Assy 2. State of the FFC
2xxxxx	Firmware bug	An error code will be assigned to each firmware internal error as necessary.	1. Firmware version 2. Main Board