KIP K66 Error Codes list and fixing solutions

KIP K66 Error Codes list and fixing solutions

– Compatible Printer model: KIP K66
– KIP K66 Error Code List and description errors:

• Code: E01
• Description: Fuser Temperature Rising Error
• Causes: 1. Fuser temperature does start rising up within 120 seconds since you have turned on the machine. 2. Fuser temperature becomes colder than 70 degrees centigrade since the machine has been ready.
• Remedy: Error mask 1 Have you ever masked the error in the Error Check Masking Mode since “E-01” occurred? No Enter the Service Mode, select the Error Check Masking Mode and mask “E-01”. (Its Mask Code is “6-00”.)
  Wires 2 Are wires connected properly among Heater, SSR1 and Thermistors 1 and 2? No Connect the wires properly.
  Heater (H1) 3 Disconnect the Power Cord, and then check the resistance of the Heater with a multi-meter. Is there the following resistance on the Heater? 120V machine : 5 to 10 ohm 220-240V machine : 20 to 30 ohm No Replace the Heater Unit with the new one.
  Thermistors (TH1 and TH2) 4 Confirm that the Fuser Unit is colder than 100 degrees centigrade. Then, enter the Service Mode and select the Analog Data Checking Mode. Select Sub Mode Numbers “08” and “09” to check the analog voltage sent from Thermistors. TH1 : Sub Mode No.2-08 TH2 : Sub Mode No.2-09 Is the analog voltage 3.00V or larger value? Yes Replace the Thermistor with the new one.
  DC Driver PCB (PW6650) 5 Confirm that the machine is turned on. Then, check the voltage of orange lead line and gray one which are on the coil side of Relay (RY2). Is the following voltage is kept on each lead line? Orange lead line : 24V Gray lead line : 0V No Replace the DC Driver PCB (PW6650) with the new one.
  Relay (RY2) 6 Confirm that the machine is turned on. Then, check the voltage on the Heater side of Relay (RY2). Is the following rated voltage kept on that point? 120V machine : 120V 220-240V machine : 230V No Replace the Relay 2 (RY2) with the new one.
  SSR (SSR1) 7 Confirm that the machine is turned on. Then, check the voltage at J208-20 on the DC Controller PCB with a multi-meter. Is it 0V? Yes Replace the SSR1 with the new one. No Replace the DC Controller PCB with the new one.

• Code: E02
• Description: Fuser Over Temperature Error
• Causes: Fuser temperature exceeds 230 degrees centigrade since the machine has been ready
• Remedy: Error mask 1 Have you ever masked the error in the Error Check Masking Mode since “E-02” occurred? No Enter the Service Mode, select the Error Check Masking Mode and mask “E-02”. (Its Mask Code is “01”.)
  Wires 2 Are wires connected properly among SSR1, Relay2, Thermistors and DC Driver PCB? No Connect the wires properly.
  SSR1 3 Enter the Service Mode and select the Analog Data Checking Mode. Select Sub Mode Numbers “0d” and “0E” to check the Fuser temperature. No.0d : Side No.0E : Center Also, check the voltage at J208-20 on the DC Controller PCB with a multi-meter. Does the fusing temperature (value of “0d” or “0E”) rise up gradually when the voltage at J208-20 is 24V? Yes Replace the SSR1 with the new one.
  Thermistors (TH1 and TH2) 4 Confirm that the Fuser Unit is colder than 100 degrees centigrade. Then, enter the Service Mode and select the Analog Data Checking Mode. Select Sub Mode Numbers “08” and “09” to check the analog voltage sent from Thermistors. TH1 : Sub Mode No.2-08 TH2 : Sub Mode No.2-09 Is the analog voltage 3.00V or larger value? (Reference) When the fusing temperature reaches the specified degree, the analog voltage becomes about 1V. No Replace the Thermistor with the new one.

• Code: E04
• Description: Developer Error
• Causes: 1. Toner Cartridge Home Position Signal (CG_HP) is still L although 30 seconds has passed since you turned on the machine. 2. Connector (J29) to the Developer Unit is disconnected. (DEVCN = “L”, when it is connected.)
• Remedy: Wires 1 Are wires connected properly among Cartridge Home Position Sensor (PH10), DC Controller PCB, Driver PCB B and Cartridge Motor? Is the connector of Developer Unit connected properly? No Connect the wires properly.
  Cartridge Motor (M6) Driver PCB B (PW6654) 2 Turn off the machine, and then turn it on again. Is the cartridge moved at that time? No Replace either Cartridge Motor or Driver PCB B (PW6654) with the new one.
  Cartridge Home Position Sensor (PH10) 3 Enter the Service Mode, select the Input / Output Checking Mode, and select the Signal Code “40”. (Its Signal Code is “40”.) Then, turn off the machine and turn it on again. Is the status of Cartridge Home Position Sensor changed from L to H a little later after turning on the machine? No Replace the Cartridge Home Position Sensor with the new one.

• Code: E06
• Description: Counter Error
• Causes: 1. The Status Signal continues to be L for more than 100 milliseconds when the Counter is counting. 2. The Status Signal continues to be H for more than 100 milliseconds when the Counter is not counting
• Remedy: Wires 1 Are wires connected properly between Counter and DC Controller PCB? No Connect the wires properly.
  Counter 2 Check the voltage at J208-11 on the DC Controller PCB while making a print. Is the voltage at that point changes from 24V to 0V momentarily when the exited print length is about 1m? Yes Replace the Counter with the new one. No Replace the DC Controller PCB with the new one.

• Code: E07
• Description: Cutter Error
• Causes: 1. Cutter is not at the home position when the Cutter Motor is not rotating. 2. It takes longer than 1.5 seconds to move the Cutter from one home position to another one.
• Remedy: Wires 1 Are wires connected properly between Cutter Unit and Roll Feeder PCB? No Connect the wires properly.
  Cutter Home Position Switches (MS8A and MS8B) 2 Enter the Service Mode, select the Input / Output Checking Mode, and check the status of Cutter Home Position Switches. 1. Cutter Home Position Switch (Left) (Its Signal Code is “90”.) 2. Cutter Home Position Switch (Right) (Its Signal Code is “91”.) Is the status of either switch “L”, and the other “H”? No Replace the Cutter Unit with the new one.
  Cutter Motor (M3) 3 Does the Cutter Motor rotate? No Replace the Cutter Unit with the new one. Yes Replace the Roll Feeder PCB with the new one.

• Code: E16
• Description: Wire Cleaning Error
• Causes: The Wire Cleaning Motor Over Current Signal (WCMTR_OC) continues to be H for more than 90 seconds during wire cleaning.
• Remedy: Wires 1 Are wires between Imaging Charger and Driver PCB (PW6652) connected properly? No Connect the wires properly.
  Wire Cleaning Motor (M4) 2 Enter the Service Mode, select the Factory Adjustment Mode, and try to rotate the Wire Cleaning Motor. (Its Sub Mode Number is “04”.) Is the Wire Cleaning Motor rotated? No Replace the Wire Cleaning Motor with the new one. Yes Replace the Driver PCB (PW6652) with the new one.
  Imaging Charger 3 Enter the Service Mode, select the Factory Adjustment Mode, and try to rotate the Wire Cleaning Motor. (Its Sub Mode Number is “04”.) Is the Wire Cleaning Pad stayed at the left end? No Replace the Imaging Charger with the new one. Yes Replace the DC Controller PCB with the new one.

• Code: E21
• Description: Fuser Thermostat Error
• Causes: Thermostat is open-circuited.
• Remedy: Wires 1 Are wires connected properly among Thermostat, AC Terminal PCB and DC Controller PCB? No Connect the wires properly.
  Thermostat (TS1) 2 Check the resistance of the Thermostat. Is there any resistance? No Replace the Thermostat with the new one.
  AC Terminal PCB (PW6610) 3 Check the voltage at J106-1 and J105-6 on the AC Terminal PCB with a multi-meter. Does the voltage of J105-6 show 0Vdc when that of J106-1 shows 24Vdc? No Replace the AC Terminal PCB with the new one. Yes Replace the DC Controller PCB with the new one.

• Code: E28
• Description: Fuser Agitator Fan Error
• Causes: The Agitator Fan Rotation Feedback Signal (AGFAN_ST) continues to be H for more than 3seconds when the Agitator Fan is rotating.
• Remedy: Wires 1 Are wires connected properly between Agitator Fan and DC Controller PCB? No Connect the wires properly.
  Driver PCB (PW0455) 2 Check the voltage at J61-3 of Driver PCB while Agitator Fan is working, whether it is 0V. No Replace Agitator Fan. Yes Replace Driver PCB (PW0455)
  DC Driver PCB (PW6650) 3 Enter the Service Mode and select the Function Checking Mode. Select the Sub Mode Number “3-39” and make the Agitator Fan work alone. While making the Agitator Fan work, check the voltage at J503-6 whether it is 0V. Yes Replace the DC Driver PCB (PW6650) with the new one.
  Agitator Fan (FAN2) 4 Check the voltage at J206-24 on the DC Controller PCB with a multi-meter. Is it 0V when the Agitator Fan is working? No Replace the Agitator Fan with the new one. Yes Replace the DC Controller PCB with the new one.

• Code: E40
• Description: Folder Error
• Causes: Any error signal is inputted from the Folder Unit. (Door open or jam)
• Remedy: Folder Unit (Option) 1 Is an error occurred on the optional Folder Unit? Yes Clear the error.
  Wires 2 Are wires connected properly among Transmission PCB, Reception PCB and DC Controller PCB? No Connect the wires properly.
  Transmission PCB (PW5490) Reception PCB (PW5491) 3 Try to replace each Transmission PCB and Reception PCB. Can you fix the problem? Yes OK No Replace the DC Controller PCB with the new one.

• Code: E41
• Description: Key Card Error
• Causes: Key card is not set when Key Card Mode is selected.
• Remedy: Key Card Unit 1 Is there any problem on the Key Card Unit? No Fix the problem.
  Service Mode 2 Is the setting of Key Card decided in the Service Mode proper? No Change the setting properly. Yes Replace the DC Controller with the new one.

• Code: J-01
• Description: 1st Roll Deck Jam
• Causes: 1. The Paper Set Sensor Signal (RPSET1) does not change from H to L within a specified time since the machine has started feeding the 1st roll paper from the Roll Wait Position. 2. The Paper Set Sensor Signal (RPSET1) does not change from L to H within a specified time since the machine has started rewinding the 1st roll paper toward the Roll Wait Position.
• Remedy: Setting condition of roll paper 1 Is the roll paper in the 1st Roll Deck set properly? No Set it properly.
  Paper Set Sensor 1 (PH1A) 2 Check the status of Paper Set Sensor Signal (RPSET1) in the Input / Output Checking Mode. (Signal Code of RPSET1 is “1- 81”.) Is it “L” when the roll paper is set? No 1. Check the wire of Paper Set Sensor 1. 2. If the wire has no problem, replace the Paper Set Sensor 1 with the new one.
  Paper End Clock Sensor (PH2A) 3 Confirm Clock Signal of Roll Paper (RPCLK1) using Input / Output Checking Mode. (Service Mode “1-80”) Signal “L” and “H” is indicated alternately, while Roll Paper is fed. 1. Check the Belt for Paper End Clock Sensor. 2. If the wire has no problem, replace the Paper End Clock Sensor.
  Roll Feed Motor (M2) 4 Draw out Roll Deck, turn Paper Feeding Roller Knob and feed paper approx. 20cm. Leave the tab of the Roll paper outside of the machine, close the Roll Deck. Is the Roll paper drew in approx. 5cm before “J-01” is indicated? No 1. If the wire has no problem, replace the Roll Feeder Board, ‘PW6623”. 2. Replace Roll Feed Motor, “M2”.

• Code: J-02
• Description: 2nd Roll Deck Jam
• Causes: 1. The Paper Set Sensor Signal (RPSET2) does not change from H to L within a specified time since the machine has started feeding the 2nd roll paper from the Roll Wait Position. 2. The Paper Set Sensor Signal (RPSET2) does not change from L to H within a specified time since the machine has started rewinding the 2nd roll paper toward the Roll Wait Position.
• Remedy: Setting condition of roll paper 1 Is the roll paper in the 2nd Roll Deck set properly? No Set it properly.
  Paper Set Sensor 2 (PH1B) 2 Check the status of Paper Set Sensor Signal (RPSET2) in the Input / Output Checking Mode. (Signal Code of RPSET2 is “83”.) Is it “L” when the roll paper is set? No 1. Check the wire of Paper Set Sensor 2. 2. If the wire has no problem, replace the Paper Set Sensor 2 with the new one.
  Paper End Clock Sensor (PH2B) 3 Confirm Clock Signal of Roll Paper (RPCLK1) using Input / Output Checking Mode. (Service Mode “1-82”) Signal “L” and “H” is indicated alternately, while Roll Paper is fed. 1. Check the Belt for Paper End Clock Sensor. 2. If the wire has no problem, replace the Paper End Clock Sensor.
  Roll Feed Motor (M2) 4 Draw out Roll Deck, turn Paper Feeding Roller Knob and feed paper approx. 20cm. Leave the tab of the Roll paper outside of the machine, close the Roll Deck. Is the Roll paper drew in approx. 5cm before “J-02” is indicated? No 1. If the wire has no problem, replace the Roll Feeder Board, ‘PW6623”. 2. Replace Roll Feed Motor, “M2”.

– KIP K66 Error codes and solution steps to fix:

• Code: J-03
• Description: 3rd Roll Deck Jam
• Causes: 1. The Paper Set Sensor Signal (RPSET3) does not change from H to L within a specified time since the machine has started feeding the 3rd roll paper from the Roll Wait Position. 2. The Paper Set Sensor Signal (RPSET3) does not change from L to H within a specified time since the machine has started rewinding the 3rd roll paper toward the Roll Wait Position.
• Remedy: Setting condition of roll paper 1 Is the roll paper in the 3rd Roll Deck set properly? No Set it properly.
  Paper Set Sensor 3 (PH1C) 2 Check the status of Paper Set Sensor Signal (RPSET3) in the Input / Output Checking Mode. (Signal Code of RPSET2 is “85”.) Is it “L” when the roll paper is set? NOTE Refer to the page 8-11 as for the Input / Output Checking Mode. No 1. Check the wire of Paper Set Sensor 3. 2. If the wire has no problem, replace the Paper Set Sensor 3 with the new one.
  Paper End Clock Sensor (PH2C) 3 Confirm Clock Signal of Roll Paper (RPCLK1) using Input / Output Checking Mode. (Service Mode “1-84”) Signal “L” and “H” is indicated alternately, while Roll Paper is fed. 1. Check the Belt for Paper End Clock Sensor. 2. If the wire has no problem, replace the Paper End Clock Sensor.
  Roll Feed Motor (M2) 4 Draw out Roll Deck, turn Paper Feeding Roller Knob and feed paper approx. 20cm. Leave the tab of the Roll paper outside of the machine, close the Roll Deck. Is the Roll paper drew in approx. 5cm before “J-03” is indicated? No 1. If the wire has no problem, replace the Roll Feeder Board, ‘PW6623”. 2. Replace Roll Feed Motor, “M2”.

• Code: J-04
• Description: 4th Roll Deck Jam
• Causes: 1. The Paper Set Sensor Signal (RPSET4) does not change from H to L within a specified time since the machine has started feeding the 4th roll paper from the Roll Wait Position. 2. The Paper Set Sensor Signal (RPSET4) does not change from L to H within a specified time since the machine has started rewinding the 4th roll paper toward the Roll Wait Position.
• Remedy: Setting condition of roll paper 1 Is the roll paper in the 4th Roll Deck set properly? No Set it properly.
  Paper Set Sensor 4 (PH1D) 2 Check the status of Paper Set Sensor Signal (RPSET4) in the Input / Output Checking Mode. (Signal Code of RPSET2 is “87”.) Is it “L” when the roll paper is set? NOTE Refer to the page 8-11 as for the Input / Output Checking Mode. No 1. Check the wire of Paper Set Sensor 4. 2. If the wire has no problem, replace the Paper Set Sensor 4 with the new one.
  Paper End Clock Sensor (PH2D) 3 Confirm Clock Signal of Roll Paper (RPCLK1) using Input / Output Checking Mode. (Service Mode “1-86”) Signal “L” and “H” is indicated alternately, while Roll Paper is fed. 1. Check the Belt for Paper End Clock Sensor. 2. If the wire has no problem, replace the Paper End Clock Sensor.
  Roll Feed Motor (M2) 4 Draw out Roll Deck, turn Paper Feeding Roller Knob and feed paper approx. 20cm. Leave the tab of the Roll paper outside of the machine, close the Roll Deck. Is the Roll paper drew in approx. 5cm before “J-04” is indicated? No 1. If the wire has no problem, replace the Roll Feeder Board, ‘PW6623”. 2. Replace Roll Feed Motor, “M2”.

• Code: J-05
• Description: Cut Sheet Paper Feeding Jam
• Causes: 1. The Paper Gate Sensor Signal (P_GATE) does not change from H to L within a specified time since the cut sheet paper has been inserted to the Bypass Feeder. 2. The Paper Gate Sensor Signal (P_GATE) changes from L to H during printing before a specified time has passed since you started printing because the cut sheet paper was shorter than 297mm.
• Remedy: Setting condition of cut sheet paper 1 Is the cut sheet paper set to the Bypass Feeder properly? Is it longer than 297mm? No Set it properly. Use a longer cut sheet paper than 297mm.

• Code: J-10
• Description: Flapper Area Jam
• Causes: 1. Either Flapper Position Sensor Signal (P_FLAP) or Paper Size Signal does not change from L to H within a specified time since the machine has started to feed the roll paper from the Roll Wait Position. 2. Either Flapper Position Sensor Signal (P_FLAP) or Paper Size Signal does not change from L to H within a specified time since the machine has started rewinding the roll paper toward the Roll Wait Position.
• Remedy: Jam 1 Did a jam occur between Cutter Unit and Paper Gate Roller? Yes Remove the paper.
  Sensors (PH3, PH4, PH5 and PH6) 2 Select the Input / Output Checking Mode, and check whether or not the following sensors work properly. 1. Paper Position Sensor (Signal Code is “7F”.) 2. Flapper Position Sensor (Signal Code is “43”.) 3. Paper Entry Sensor (Signal Code is “2C”.) 4. Paper Gate Sensor (Signal Code is “2D”.) Is the status “H” when each sensor does not detect the paper? And is it “L” when each sensor detects the paper? NOTE Refer to the page 8-11 as for the Input / Output Checking Mode. No 1. Check the wire of sensor of which status is abnormal. 2. If the wire has no problem, replace the sensor with the new one.
  Driving part 3 Select the Function Checking Mode, and try to make the following parts work alone. 1. Flapper Clutch (MC3) (Signal Code is “1B”.) 2. Paper Gate Clutch (MC4) (Signal Code is “34”.) And also, check whether or not the following parts work by just looking while making a print. 3. Main Motor 4. Roll Feed Motor Is there any part that does not work? NOTE Refer to the page 8-18 as for the Function Checking Mode. Yes Replace the defective part with the new one.

• Code: J-11
• Description: Inner Transport Area Jam
• Causes: 1. Either Paper Entry Sensor Signal (P_ENT) or Paper Gate Sensor Signal (P_GATE) is L at the time you turn on the machine. 2. The Paper Gate Sensor Signal (P_GATE) does not change from H to L within a specified time since the machine has started feeding the roll paper from the Roll Wait Position.
• Remedy: Jam 1 Did a jam occur at the Inner Transport Area? Yes Remove the paper.
  Sensors (PH5 and PH6) 2 Select the Input / Output Checking Mode, and check whether or not the following sensors work properly. 1. Paper Entry Sensor (Signal Code is “2C”.) 2. Paper Gate Sensor (Signal Code is “2D”.) Is the status “H” when each sensor does not detect the paper? And is it “L” when each sensor detects the paper? No 1. Check the wire of sensor of which status is abnormal. 2. If the wire has no problem, replace the sensor with the new one.
  Driving part 3 Select the Function Checking Mode, and try to make the following parts work alone. 1. Flapper Clutch (MC3) (Signal Code is “1B”.) 2. Paper Gate Clutch (MC4) (Signal Code is “34”.) And also, check whether or not the following parts work by just looking while making a print. 3. Main Motor 4. Roll Feed Motor Is there any part that does not work? Yes Replace the defective part with the new one.

• Code: J-12
• Description: Separation Area Jam
• Causes: 1. The Paper Separation Sensor Signal (P_SEP) is L at the time you turn on the machine. 2. The Paper Separation Sensor Signal (P_SEP) does not change from H to L within a specified time since the machine has started feeding the paper from the Paper Entry Position.
• Remedy: Jam 1 Did a jam occur at the Separation Area? Yes Remove the paper.
  Sensor (PH7) 2 Select the Input / Output Checking Mode, and check whether or not the following sensor work properly. 1. Paper Separation Sensor (Signal Code is “2E”.) Is the status “H” when the sensor does not detect the paper? And is it “L” when the sensor detects the paper? No 1. Check the wire of sensor. 2. If the wire has no problem, replace the sensor with the new one.
  Tr / Sep Corona 3 Is the Corona Head set? Or is the Corona wire broken? No. Set the Corona Head properly, or replace the Corona wire.
  High Voltage Power Supply 4 Is the High Voltage (HV3) applied properly? No. Replace HV3

• Code: J-13
• Description: Exit Area Jam (Delay)
• Causes: The Paper Exit Sensor Signal (P_EXIT) does not change from L to H within a specified time since the machine has started feeding the paper from the Paper Entry Position.
• Remedy: 1 Did a jam occur at the Exit Area? Yes Remove the paper.
  Sensor (PH8) 2 Select the Input / Output Checking Mode, and check whether or not the following sensor work properly. 1. Paper Exit Sensor (Signal Code is “2F”.) Is the status “L” when the sensor does not detect the paper? And is it “H” when the sensor detects the paper? No 1. Check the wire of sensor. 2. If the wire has no problem, replace the sensor with the new one.
  Driving part (SL1) 3 Select the Function Checking Mode, and try to make the following part work alone. 1. Fuser Shutter Solenoid (Signal Codes are “4C” and “4D”.) CAUTION Do not make the above signals be “H” for more than 10 seconds because the Fuser Shutter Solenoid may be broken. Is the Fuser Shutter moved? No Replace the Fuser Shutter Solenoid with the new one. Clean the Fuser Shutter.

• Code: J-14
• Description: Exit Area Jam (Stay)
• Causes: 1. The Paper Exit Sensor Signal (P_EXIT) is H at the time you turn on the machine. 2. The Paper Exit Sensor Signal (P_EXIT) once changes from L to H during printing. But after that it does not change from H to L within a specified time since the Paper Gate Sensor Signal (P_GATE) has changed from L to H. 3. The Paper Transportation Signal (P_TRANS) is stable for a specified time and also the Paper Transportation Error Signal (RY_ST) changes from L to H when the paper is going through the Transportation Detection Area.
• Remedy: Jam 1 Did a jam occur between Separation Area and Exit Area? Yes Remove the paper.
  Sensor (PH8) 2 Select the Input / Output Checking Mode, and check whether or not the following sensor work properly. 1. Paper Exit Sensor (Signal Code is “2F”.) Is the status “L” when the sensor does not detect the paper? And is it “H” when the sensor detects the paper? No 1. Check the wire of sensor. 2. If the wire has no problem, replace the sensor with the new one.
  Detection of paper transportation (PH9 and PW6650) 3 Check the signal of the following points with a multi-meter rotating the Paper Transportation Roller. 1. J45-2 of Paper Transportation Sensor (PH9) 2. J502-8 of the DC Driver PCB (PW6650) Is a clock pulse outputted from these points? No 1. Check the connector of the Sensor. 2. Replace either Paper Transportation Sensor or DC Driver PCB (PW6650) with the new one.

• Code: n01
• Description: Toner Low
• Causes: The quantity of toner becomes smaller than a specified level.
• Remedy: Quantity of toner in the Hopper 1 Is there enough toner in the Hopper? No Supply the Hopper with the toner.
  Toner Motor (M5) 2 Select the Function Checking Mode, and try to make the Toner Motor work alone. (Its Signal Code is “3-3C”.) Is the Toner Motor rotated? No Check the wires among Toner Motor, DC Controller PCB and Driver PCB (PW6654). If there is no problem on wires, replace the Toner Motor with the new one.
  Toner Sensor (TLS1) 3 Confirm that the Toner Sensor is buried under the toner. Then, enter the Service Mode and select the Analog Data Checking Mode. Select the Sub Mode Number “2-0C” to check the analog voltage sent from the Toner Sensor. Is it 5.00V or near value? No Replace the Toner Sensor with the new one. Yes Replace the DC Controller PCB with the new one.

• Code: n02
• Description: Roll Empty
• Causes: 1. No roll paper is loaded on the selected Roll Deck. 2. The roll paper in the selected Roll Deck is emptied while printing or detecting the roll paper size.
• Remedy: Roll paper 1 Is the roll paper in the selected Roll Deck emptied? Yes Load a new roll paper.
  Setting condition of roll paper 2 Is the roll paper in the selected Roll Deck slackened too much? Yes Set it properly.
  Paper End Clock Sensor 3 Select the Input / Output Checking Mode, and check whether or not the following sensors work properly. 1. 1st Paper End Clock Sensor (Signal Code is “1-80”.) 2. 2nd Paper End Clock Sensor (Signal Code is “1-82”.) 3. 3rd Paper End Clock Sensor (Signal Code is “1-84”.) 4. 4th Paper End Clock Sensor (Signal Code is “1-86”.) Is the status switched between “H” and “L” when the roll paper is transported? No 1. Check whether or not the Roll Paper Spool is set properly. 2. Check the wires of each sensor. 3. If there is no problem on Roll Paper Spool and wires, replace the defective sensor with the new one. Yes Replace either Roll Feeder PCB (PW6623) or DC Controller PCB (PW6620) with the new one.

• Code: U-01
• Description: 1st Roll Deck Open Error
• Causes: The 1st Roll Deck is opened.
• Remedy: 1st Roll Deck 1 Is the 1st Roll Deck opened? Yes Close it.
  Micro Switches (MS4A and MS4B) 2 Is each Micro Switch firmly pressed when you close the 1st Roll Deck? No Replace the Micro Switch. Yes Install the 1st Roll Deck to the machine properly.
  Roll Feeder PCB (PW6623) 3 Check the voltage at J253-2 on the Roll Feeder PCB with a multi-meter. Is it 0V when the 1st Roll Deck is closed? No Check whether or not any wire is broken between Roll Feeder PCB and Micro Switches (MS4A and MS4B). Yes Replace the Roll Feeder PCB with the new one.

• Code: U-02
• Description: 2nd Roll Deck Open Error
• Causes: The 2nd Roll Deck is opened.
• Remedy: 2nd Roll Deck 1 Is the 2nd Roll Deck opened? Yes Close it.
  Micro Switches (MS5A and MS5B) 2 Is each Micro Switch firmly pressed when you close the 2nd Roll Deck? No Replace the Micro Switch. Yes Install the 2nd Roll Deck to the machine properly.
  Roll Feeder PCB (PW6623) 3 Check the voltage at J253-4 on the Roll Feeder PCB with a multi-meter. Is it 0V when the 2nd Roll Deck is closed? No Check whether or not any wire is broken between Roll Feeder PCB and Micro Switches (MS5A and MS5B). Yes Replace the Roll Feeder PCB with the new one.

• Code: U-03
• Description: 3rd Roll Deck Open Error
• Causes: The 3rd Roll Deck is opened.
• Remedy: 3rd Roll Deck 1 Is the 3rd Roll Deck opened? Yes Close it.
  Micro Switches (MS6A and MS6B) 2 Is each Micro Switch firmly pressed when you close the 3rd Roll Deck? No Replace the Micro Switch. Yes Install the 3rd Roll Deck to the machine properly.
  Roll Feeder PCB (PW6623) 3 Check the voltage at J253-6 on the Roll Feeder PCB with a multi-meter. Is it 0V when the 3rd Roll Deck is closed? No Check whether or not any wire is broken between Roll Feeder PCB and Micro Switches (MS6A and MS6B). Yes Replace the Roll Feeder PCB with the new one.

• Code: U-04
• Description: 4th Roll Deck Open Error
• Causes: The 4th Roll Deck is opened.
• Remedy: 4th Roll Deck 1 Is the 4th Roll Deck opened? Yes Close it.
  Micro Switches (MS7A and MS7B) 2 Is each Micro Switch firmly pressed when you close the 4th Roll Deck? No Replace the Micro Switch. Yes Install the 4th Roll Deck to the machine properly.
  Roll Feeder PCB (PW6623) 3 Check the voltage at J253-8 on the Roll Feeder PCB with a multi-meter. Is it 0V when the 4th Roll Deck is closed? No Check whether or not any wire is broken between Roll Feeder PCB and Micro Switches (MS7A and MS7B). Yes Replace the Roll Feeder PCB with the new one.

• Code: U-05
• Description: Upper Frame / Upper Cover 1 Open Error
• Causes: 1. The Upper Frame Assembly is opened. 2. The Upper Cover 1 is opened.
• Remedy: Upper Frame Assembly 1 Is the Upper Frame Assembly opened? Yes Close it.
  Upper Cover 1 2 Is the Upper Cover 1 opened? Yes Close it.
  Micro Switches (MS1A, MS1B and MS2) 3 Check the voltage at J106-7 on the AC Terminal PCB (PW6610) with a multi-meter. (Check switches in the order as MS1A, MS1B and MS2.) Is it 24Vdc? No Replace the defective switch with the new one.
  AC Terminal PCB (PW6610) 4 Check the voltage at J105-8 on the AC Terminal PCB (PW6610) with a multi-meter. Is it 0Vdc? No Replace the AC Terminal PCB with the new one.
  Wires 5 Check the wires among AC Terminal PCB, DC Driver PCB and DC Controller PCB. Are wires connected properly? No Connect the wires properly Yes Replace the DC Controller PCB with the new one.

• Code: U-06
• Description: Heater Unit Open Error
• Causes: Heater Unit is opened.
• Remedy: Heater Unit 1 Is the Heater Unit opened? Yes Close it.
  Micro Switches (MS3A and MS3B) 2 Check the voltage at J106-4 on the AC Terminal PCB (PW6610) with a multi-meter. (Check switches in the order as MS3A and MS3B.) Is it 24Vdc? No Replace the defective switch with the new one.
  AC Terminal PCB (PW6610) 3 Check the voltage at J105-7 on the AC Terminal PCB (PW6610) with a multi-meter. Is it 0Vdc? No Replace the AC Terminal PCB with the new one.
  Wires 4 Check the wires between AC Terminal PCB and DC Controller PCB. Are wires connected properly? No Connect the wires properly Yes Replace the DC Controller PCB with the new one.

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