Remedy: Mis-feed of paper 1 Does the paper mis-fed occur in the Roll Deck? Yes Remove the mis-fed paper. Installation of roll paper 2 Is the roll paper correctly installed to the Roll Deck 2? No Install it correctly. Roll 1 Set Sensor (PH7) Roll 2 Set Sensor (PH9) 3 Check the status of Roll 1 Set Sensor and Roll 2 Set Sensor in the Signal Status Mode of the Service Mode. Signal Code : 105 (Roll 1 Set Sensor) 106 (Roll 2 Set Sensor) Is the status of each sensor “H” when you set the roll paper? No 1. Is there any problem with the Drawer Connector which connects the machine and the Roll Deck. 2. Check if there is any problem with the wire connected to each sensor. 3. Replace the concerning sensor if there is no problem with the wire. Roll 1 Feed Clutch (CL4) Roll 2 Feed Clutch (CL6) Roll 1 Back Clutch (CL5) Roll 2 Back Clutch (CL7) 4 Check the operation of the following clutches in the Device Operation Mode of the Service Mode. Device Code : 06 (Roll 1 Feed Clutch) 07 (Roll 1 Back Clutch) 08 (Roll 2 Feed Clutch) 09 (Roll 2 Back Clutch) Does each clutch operate correctly? No 1. Check if there is any problem with the wire connected to each clutch. 2. Replace the concerning clutch if there is no problem with the wire. Main Motor (M1) 5 Check the status of Roll 1 Set Sensor and Roll 2 Set Sensor in the Signal Status Mode of the Service Mode while making the following operation. Signal Code : 105 (Roll 1 Set Sensor) 106 (Roll 2 Set Sensor) 1. Set the leading edge of each roll paper between the concerning feeding rollers. (Leading edge must not pass over each Roll 1 (2) Set Sensor.) 2. Close the Roll Deck. Does the status change from “L” to “H” when the machine is transporting the paper? No 1. Check the driving belts of the Roll Deck. 2. Check if there is any problem with the wire connected to the Main Motor. 3. Replace the Main Motor if there is no problem with the wire. Yes 1. Remove the whole Roll Deck, and then re-install it to the machine correctly.
Code: n03
Description: Manual Set NG
Causes:
Remedy: Mis-feed 1 Have you already set the cut sheet paper to the Bypass Feeder before you turned on the machine? Yes Remove the paper. Manual Set Sensor 2 Check the status of Manual Feed Sensor in the Signal Status Mode of the Service Mode. Signal Code : 008 (Manual Set Sensor) Is the status “L” when the paper is not passing beside the sensor? And is it “H” when the paper is passing beside the sensor? No 1. Check if there is any problem with the wire connected to the Manual Set Sensor. 2. Replace the Manual Set Sensor if there is no problem with the wire. Registration Sensor 3 Check the status of Registration Sensor in the Signal Status Mode of the Service Mode. Signal Code : 100 (Registration Sensor) Is the status “L” when the paper is not passing beside the sensor? And is it “H” when the paper is passing beside the sensor? No 1. Check if there is any problem with the wire connected to Registration Sensor. 2. Replace the Registration Sensor if there is no problem with the wire. Engine Unit 4 Is Engine Unit closed firmly? (Is the pressure around Registration Roller correct?) No 1. Close Engine Unit firmly. 2. Adjust the pressure around Registration Roller. Driving mechanism 5 Check the operation of Registration Clutch in the Device Operation Mode of the Service Mode. Device Code : 11 (Registration Clutch) Open and close Roll Deck and check if Main Motor rotates correctly. Does each Registration Clutch and Main Motor operate correctly? No Replace the Registration Clutch or Main Motor if it is defective.
Code: n04
Description: Toner SensorToner Empty
Causes:
Remedy: Toner Cartridge 1 Is there enough toner in the Toner Cartridge? No Replace the Toner Cartridge. Toner Supply Motor (M3) 2 Check the operation of Toner Supply Motor by the following 2 ways. 1. Turn on the machine and check the action of Toner Supply Motor at that time. 2. Enter Factory Adjustment Mode and carry out Sub Mode No.05. Press [ * ] Key when the machine is operating. (Toner Supply Motor rotates during [ * ] Key pressed.) Does Toner Supply Motor operate correctly in both cases? No 1. Check if there is any problem with the wires among Toner Supply Motor, Driver PCB B and PW12420 PCB. 2. Replace the Toner Supply Motor if there is no problem with the wire. Toner Sensor (TLS1) 3 Confirm that the Toner Sensor is not buried in the toner. Then check the status of Toner Sensor in the Input/Output Mode of the Service Mode. I/O Signal Code : 107 (Toner Sensor) Is the status “H” when the Toner Sensor is covered with the toner? And is it “L” when the sensor is not covered? No Replace the Toner Sensor. Yes Replace the PW12420 PCB.
Code: n05
Description: The door opened during the print
Causes:
Remedy: feed of paper 1 Is there a paper anywhere in the machine? Yes Open the Exit Cover and the Engine Unit, and then remove the paper. (Cut the paper manually if it has not been cut yet.) Switch (MS5) 2 Check the status of the following signal in the Signal Status Mode of the Service Mode. Signal Code : 009 (Roll Deck Open) Is the status “L” when the Roll Deck is closed? And is it “H” when the Roll Deck is opened? No 1. Check if there is any problem with the wire connected to the Switch (MS5). 2. Replace the Switch (MS5) if there is no problem with the wire. Fuse 3 Does the fuse (F2) have a proper conductivity? No Replace the fuse (F2).
Code: n06
Description: Abnormal variation in cut length
Causes:
Remedy: Sensor (PH12) with encoder 1 Check the status of the following signal in the Signal Status Mode of the Service Mode. Signal Code : 109 (Feed Encoder) Is the status changed “H” and “L” alternately when rotating the encoder by hand? No 1. Check if there is any problem with the wire connected to the Sensor (PH12). 2. Replace the Sensor (PH12) if there is no problem with the wire. 2 Does the encoder rotate smoothly when feeding media by Feed Knob? No Replace the shaft or bracket that supports the encoder.