Causes: Fuser Temperature does not reach 50C within 120 seconds after turning on.
Remedy: Error clearance 1 Have you cleared the fuser error in the Error Clear Mode? Yes Wait until the Fuser Unit is enough cooled down. Then select the Error Clear Mode and clear the concerning error. Wires 2 Are wires among Lamp (H1, H2), Solid State Relay (SSR1) and Thermistors (TH1 & TH2) connected properly? No Connect them properly. Lamp (H1, H2) 3 Unplug the machine, and then check the resistance of Lamp (H1, H2) with the multi-meter. Is it 15k ohm or lower? No Replace the Lamp. Thermistors (TH1 & TH2) 4 Select the Information Mode, and then check the temperature of fuser detected by Thermistors (TH1 & TH2). Item No. : 00 (Fuser temperature 1) 01 (Fuser temperature 2) Is each temperature normal? No Replace the concerning Thermistor. DC Power Supply (DCP1) or Fuse 5 Confirm that the machine is turned on, and then check the voltage of the orange line (J220-4). Is it 24V? No Replace the DC Power Supply if there is no problem with the wires. Confirm that the machine is turned off, and then check whether or not each Fuse is broken. Is any Fuse broken? Yes Replace the Fuse. Relay (RY1) 6 Select the Device Operation Mode, and then change the signal of the following signal to “H”. Device Code : 22 (Fuser Relay) And check the resistance between the following points. Between RY1-2 and RY1-4 Between RY1-6 and RY1-8 Is the each resistance almost 0 ohm? No Replace the Relay. Solid State Relay (SSR1) 7 Select the Device Operation Mode, and then change the signal of the following signals to “H”. Device Code : 22 (Fuser Relay) 21 (Fuser Lamp 1) Then check the voltage between J105-1 and J105-2. Is it 0V? Yes Replace the Solid State Relay No Replace the PW12420 PCB. CAUTION Change the signal of “21” (Fuser Lamp 1) to “L” after checking!
Code: E-001
Description: Fuser Over Temperature Error
Causes: Fuser Temperature reaches over 230C.
Remedy: Error clearance 1 Have you cleared the fuser error in the Error Clear Mode? (Refer to the page 8-154 as for the Error Clear Mode.) Yes Wait until the Fuser Unit is enough cooled down. Then select the Error Clear Mode and clear the concerning error. Wires 2 Are wires among Lamp (H1, H2), Solid State Relay (SSR1) and Thermistors (TH1 & TH2) connected properly? No Connect them properly. Solid State Relay (SSR1) 3 Does the error occur again even if you have cleared it in the Error Clear Mode? Yes Replace the Solid State Relay. Thermistors (TH1 & TH2) 4 Select the Information Mode, and then check the temperature of fuser detected by Thermistors (TH1 & TH2). Item No. : 00 (Fuser temperature 1) 01 (Fuser temperature 2) Is each temperature normal? No Replace the concerning Thermistor.
Code: E-002
Description: Fuser Low Temperature Error
Causes: 1. Fuser Temperature at the time of turning on was 50 to 100 oC, but it does not rise up to 120 oC within 150 seconds after that. 2. Fuser Temperature at the time of turning on was higher than 100 oC, but it does not rise up to the setting temperature within 330 seconds after that.
Remedy: Error clearance 1 Have you cleared the fuser error in the Error Clear Mode? Yes Wait until the Fuser Unit is enough cooled down. Then select the Error Clear Mode and clear the concerning error. Wires 2 Are wires among Lamp (H1, H2), Solid State Relay (SSR1) and Thermistors (TH1 & TH2) connected properly? No Connect them properly. Lamp (H1, H2) 3 Unplug the machine, and then check the resistance of Lamp (H1, H2) with the multi-meter. Is it 15k ohm or lower? No Replace the Lamp. Thermistors (TH1 & TH2) 4 Select the Information Mode, and then check the temperature of fuser detected by Thermistors (TH1 & TH2). Item No. : 00 (Fuser temperature 1) 01 (Fuser temperature 2) Is each temperature normal? No Replace the concerning Thermistor. DC Power Supply (DCP1) or Fuse 5 Confirm that the machine is turned on, and then check the voltage of the orange line (J220-4). Is it 24V? No Replace the DC Power Supply if there is no problem with the wires. Confirm that the machine is turned off, and then check whether or not each Fuse is broken. Is any Fuse broken? Yes Replace the Fuse. Relay (RY1) 6 Select the Device Operation Mode, and then change the signal of the following signal to “H”. Device Code : 22 (Fuser Relay) And check the resistance between the following points. Between RY1-2 and RY1-4 Between RY1-6 and RY1-8 Is the each resistance almost 0 ohm? No Replace the Relay. Solid State Relay (SSR1) 7 Select the Device Operation Mode, and then change the signal of the following signals to “H”. Device Code : 22 (Fuser Relay) 21 (Fuser Lamp 1) Then check the voltage between J105-1 and J105-2. Is it 0V? Yes Replace the Solid State Relay No Replace the PW12420 PCB. CAUTION Change the signal of “21” (Fuser Lamp 1) to “L” after checking!
Code: E-003
Description: Fuser Temperature Abnormal Fall Error
Causes: The difference of temperature between center and side of fuser becomes 50C or more.
Remedy: Error clearance 1 Have you cleared the fuser error in the Error Clear Mode? Yes Wait until the Fuser Unit is enough cooled down. Then select the Error Clear Mode and clear the concerning error. Wires 2 Are wires among Lamp (H1, H2), Solid State Relay (SSR1) and Thermistors (TH1 & TH2) connected properly? No Connect them properly. Thermistors (TH1 & TH2) 3 Select the Information Mode, and then check the temperature of fuser detected by Thermistors (TH1 & TH2). Item No. : 00 (Fuser temperature 1) 01 (Fuser temperature 2) Is each temperature normal? No Replace the concerning Thermistor.
Code: E-004
Description: Fuser Temperature Abnormal Fall Error
Causes: The Lamp of fuser lights (Signal HEAT1 is "H") to heat up the Fuser Roller in the ready condition, but even 1 oC of temperature rise can not be accomplished within 30 seconds.
Remedy: Error clearance 1 Have you cleared the fuser error in the Error Clear Mode? Yes Wait until the Fuser Unit is enough cooled down. Then select the Error Clear Mode and clear the concerning error. Wires 2 Are wires among Lamp (H1, H2), Solid State Relay (SSR1) and Thermistors (TH1 & TH2) connected properly? No Connect them properly. Lamp (H1, H2) 3 Unplug the machine, and then check the resistance of Lamp (H1, H2) with the multi-meter. Is it 15k ohm or lower? No Replace the Lamp. Thermistors (TH1 & TH2) 4 Select the Information Mode, and then check the temperature of fuser detected by Thermistors (TH1 & TH2). Item No. : 00 (Fuser temperature 1) 01 (Fuser temperature 2) Is each temperature normal? No Replace the concerning Thermistor. DC Power Supply (DCP1) or Fuse 5 Confirm that the machine is turned on, and then check the voltage of the orange line (J220-4). Is it 24V? No Replace the DC Power Supply if there is no problem with the wires. Confirm that the machine is turned off, and then check whether or not each Fuse is broken. Is any Fuse broken? Yes Replace the Fuse. Relay (RY1) 6 Select the Device Operation Mode, and then change the signal of the following signal to “H”. Device Code : 22 (Fuser Relay) And check the resistance between the following points. Between RY1-2 and RY1-4 Between RY1-6 and RY1-8 Is the each resistance almost 0 ohm? No Replace the Relay. Solid State Relay (SSR1) 7 Select the Device Operation Mode, and then change the signal of the following signals to “H”. Device Code : 22 (Fuser Relay) 21 (Fuser Lamp 1) Then check the voltage between J105-1 and J105-2. Is it 0V? Yes Replace the Solid State Relay No Replace the PW12420 PCB. CAUTION Change the signal of “21” (Fuser Lamp 1) to “L” after checking!
Code: E-010
Description: Main Motor Error
Causes: The Main Motor Output Detection Signal (MAINM_LD) continues to be "H" for 3 seconds or longer when the Main Motor is rotating.
Remedy: Wires 1 Is the wire between Main Motor and PW12420 PCB connected properly? No Connect it properly. DC Power Supply (DCP1) or Fuse 2 Confirm that the machine is turned on, and then check the voltage of the orange line (J220-4). Is it 24V? No Replace the DC Power Supply if there is no problem with the wires. Confirm that the machine is turned off, and then check whether or not each Fuse is broken. Is any Fuse broken? Yes Replace the Fuse. Main Motor (M1) 3 Check the operation of Main Motor in the Device Operation Mode of the Service Mode. Device Code : 00 (Main Motor) Does the Main Motor operate correctly? No Replace the Main Motor.