Causes: When output detection signal from HVP detects abnormal condition. Refer to page 7-31 for the detail.
Remedy: Feed Back Signal 1 Check the status of feed back signal from High Voltage Power Supply in the Input / Output Checking Mode “1”, and 1. HV Image Corona feed back (Service Mode No. 1-38) 2. HV Transfer Corona feed back (Service Mode NO. 1-39) 3. HV Separation Corona feed back (Service Mode No. 1-3A) 4. Dev Bias feed back (Service Mode NO. 1-3b) Is the status of feed back signal “H” when test print is taken? “H” = normal “L” = abnormal Yes Check if its load is leaked or not. Note: When the test print is finished, all of these items go back to “H”.
Code: J-01
Description: 1st Roll Jam
Causes: 1. The Roll Paper Set Sensor Signal (RPSET1) does not change from H to L within a specified time since the machine has started feeding. 2. The Roll Paper Set Sensor Signal (RPSET1) does not change from L to H within a specified time since the machine has started rewinding.
Remedy: Setting condition of roll paper 1 Is the roll paper in the 1st Roll 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. (Service Mode No. 1-00) 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. Roll Feed Sensor 1 (PH2A) 3 Check Clock Signal of Roll Paper (RPCLK1) using Input / Output Checking Mode. (Service Mode No. 1-01) Does signal change “L” and “H” alternately, while Roll Paper is fed? No 1. Check the Belt for Paper End Clock Sensor. 2. If the wire has no problem, replace the Roll Feed Sensor with the new one. 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 Driver PCB, “PW9650C”. 2. Replace Feed Motor, “M2”. Fuse PCB (PW9690) 5 Check the voltage at J902B-3 on the Fuse PCB with a multimeter. Is it 24V? No Replace the Fuse F902 (5A). Yes Install the Upper Roll Deck and Lower Roll Deck to the machine properly.
Code: J-02
Description: 2nd Roll Jam
Causes: 1. The Roll Paper Set Sensor Signal (RPSET2) does not change from H to L within a specified time since the machine has started feeding. 2. The Roll Paper Set Sensor Signal (RPSET2) does not change from L to H within a specified time since the machine has started rewinding.
Remedy: Setting condition of roll paper 1 Is the roll paper in the 2nd Roll 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. (Service Mode No. 1-02) 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. Roll Feed Sensor 2 (PH2B) 3 Check Clock Signal of Roll Paper (RPCLK2) using Input / Output Checking Mode. (Service Mode No. 1-03) Does signal change “L” and “H” alternately, while Roll Paper is fed? No 1. Check the Belt for Paper End Clock Sensor. 2. If the wire has no problem, replace the Roll Feed Sensor 2 with the new one. 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 Driver PCB, “PW9650C”. 2. Replace Feed Motor, “M2”. Fuse PCB (PW9690) 5 Check the voltage at J902B-3 on the Fuse PCB with a multimeter. Is it 24V? No Replace the Fuse F902 (5A). Yes Install the Upper Roll Deck and Lower Roll Deck to the machine properly.
Code: J-03
Description: 3rd Roll Jam
Causes: 1. The Roll Paper Set Sensor Signal (RPSET3) does not change from H to L within a specified time since the machine has started feeding. 2. The Roll Paper Set Sensor Signal (RPSET3) does not change from L to H within a specified time since the machine has started rewinding.
Remedy: Setting condition of roll paper 1 Is the roll paper in the 3rd Roll 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. (Service Mode No. 1-04) Is it “L” when the roll paper is set? 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. Roll Feed Sensor 3 (PH2C) 3 Check Clock Signal of Roll Paper (RPCLK3) using Input / Output Checking Mode. (Service Mode No. 1-05) Does signal change “L” and “H” alternately, while Roll Paper is fed? No 1. Check the Belt for Paper End Clock Sensor. 2. If the wire has no problem, replace the Roll Feed Sensor 3 with the new one. 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 Driver PCB, “PW9650C”. 2. Replace Feed Motor, “M2”. Fuse PCB (PW9690) 5 Check the voltage at J902B-3 on the Fuse PCB with a multimeter. Is it 24V? No Replace the Fuse F902 (5A). Yes Install the Upper Roll Deck and Lower Roll Deck to the machine properly.
Code: J-04
Description: 4th Roll Jam
Causes: 1. The Roll Paper Set Sensor Signal (RPSET4) does not change from H to L within a specified time since the machine has started feeding. 2. The Roll Paper Set Sensor Signal (RPSET4) does not change from L to H within a specified time since the machine has started rewinding.
Remedy: Setting condition of roll paper 1 Is the roll paper in the 4th Roll 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. (Service Mode No. 1-06) Is it “L” when the roll paper is set? 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. Roll Feed Sensor 4 (PH2D) 3 Check Clock Signal of Roll Paper (RPCLK4) using Input / Output Checking Mode. (Service Mode No. 1-07) Does signal change “L” and “H” alternately, while Roll Paper is fed? No 1. Check the Belt for Paper End Clock Sensor. 2. If the wire has no problem, replace the Roll Feed Sensor 4 with the new one. 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 Driver PCB, “PW9650C”. 2. Replace Feed Motor, “M2”. Fuse PCB (PW9690) 5 Check the voltage at J902B-3 on the Fuse PCB with a multimeter. Is it 24V? No Replace the Fuse F902 (5A). Yes Install the Upper Roll Deck and Lower Roll Deck to the machine properly.
Code: J-05
Description: Bypass Jam
Causes: 1. The Paper Gate Sensor Signal (P_GATE) does not change from H to L within a specified time since the paper has started from the specified position. 2. The Paper Gate Sensor Signal (P_GATE) changes from L to H within a specified time since the paper has started, because the cut sheet paper was shorter than specified.
Remedy: Setting condition of cut sheet paper 1 Is the cut sheet paper set to the Bypass Feeder properly? Is it longer than 210mm? No Set it properly. Use a longer cut sheet paper than 210mm. Manual Paper Sensor (PH12, PH13) 2 Check the status of Manual Paper Sensor (MP_ENT1 and MP_ENT2 ) in the Input / Output Checking Mode. (PH12 : MP_ENT1) Service Mode No. 1-18 (PH13 : MP_ENT2) Service Mode No. 1-19 Is it “L” when the cut sheet paper is set ? No. 1. Check the wire of Manual Paper Sensors. 2. If the wire has no problem, replace the Manual Paper Sensors with the new one. Paper Entry Sensor (PH5) 3 Check the status of Paper Entry Sensor Signal (P_ENTR) in the Input / Output Checking Mode. (Service Mode No. 1-1B) Is it “L” when the cut sheet paper is set? No 1. Check the wire of Paper Entry Sensor. 2. If the wire has no problem, replace the Paper Entry Sensor with the new one. Paper Gate Sensor (PH6) 4 Check the status of Paper Gate Sensor Signal (P_GATE). There are 2 ways to check its status. Choose the either way. a) Check the status of Paper Gate Signal (P_GATE) by the Sensor Check Mode in the Factory Adjustment Mode. (Service Mode No. 8-0A) Is the segment concerning Paper Gate Sensor lighting when the sensor does not detect the paper? And is the segment concerning Paper Gate Sensor OFF when the sensor detects the paper? b) Check the voltage at J202-31 on DC Controller PCB (PW9620). Is it “0V” when the Paper Gate Sensor detects the paper? No 1. Check the wire of Paper Gate Sensor. 2. If the wire has no problem, replace the Paper Gate Sensor with the new one.