• Code: 01
• Display: ADC Not Confirm Error
• Description: The ADC(Analog -to - Digital Conversion) is defective.
• Remedy: 1. Turn the printer off, wait 30 secs and then turn it back on. 2. Replace the Main PBA if the same symptoms recur.

• Code: 02
• Display: Cover Open
• Description: One of the covers is not properly closed
• Remedy: 1. DEVE Cover or Duplex Cover is open. Check and close it correctly. 2. Check the condition of the Cover Open Sensor assembly. --> Replace if it is damaged or nor correctly fitted.

• Code: 03
• Display: Dev. Motor Error
• Description: The developer motor may stop working because of a harness or connector fault, increased torque in any one of the toner cartridges due to rollers sticking, a power supply fault or a fault on the main PBA.
• Remedy: 1. Open the Deve Cover and check each Toner Cartridge to ensure that the rollers rotate. • Turn the rollers by hand and check how difficult it is to rotate the rollers. • Replace the toner cartridge if it seems excessively tight. 2. Open the Rear Cover and check if the Deve Motor Harness is assembled correctly. 3. Open the Main PBA Cover and check if the Harness (24pins) connected to the Deve Drive PBA is assembled correctly. • Replace the Harness if there are damaged or badly fitted parts. 4. Check the Power Supply to the Main PBA. • Replace the SMPS if the Power Supply is out of specification. • Replace the Main PBA if the Power Supply from the SMPS is OK.

• Code: 04
• Display: Engine Fuser Low Heat Error
• Description: * The temperature of the Fuser is lower than the Printing temperature. * The Fuser harness is not connected properly.t
• Remedy: 1. Check that the Fuser is installed correctly. • If not, re-install. 2. Check the AC power to the Fuser (Copper contact.) • If it is no good go to step 3 below otherwise go to step 5. 3. Check the Thermostat on the Fuser. • If it is open circuit replace the Thermostat. 4. Check that the Thermostat on the Fuser is properly positioned and assembled. • Replace the Thermostat if it is not. 5. Check both of the fuser Heat Lamps. • Replace any faulty lamps. 6. Check the Harness connected to the SMPS and Fuser. • Refit the harness or replace if damaged. 7. Replace the Main PBA. 8. Replace the SMPS.

• Code: 05
• Display: Engine Fuser Over Heat Error
• Description: The temperature of Fuser is higher than the Printing temperature.
• Remedy: 1. Check the Thermostat on the Fuser. • If it is open circuit replace the Thermostat. 2. Check that the Thermostat on the Fuser is properly positioned and assembled. • Replace the Thermostat if it is not. 3. Check the Harness connected to the SMPS and Fuser. • Refit the harness or replace if damaged. 4. Replace the Main PBA. 5. Replace the SMPS. Warning : You must replace the complete Fuser Ass'y if Over Heat Error has occurred. Do not replace only the Thermistor.

• Code: 06
• Display: Engine LSU Error
• Description: There is a fault in the LSU unit.
• Remedy: 1. Use EDC mode to test the HSYNC signal and LSU Motor. 2. Check the Harness connected to the Engine Controller and LSU. • Refit the harness or replace it if it is damaged.. 3. Replace the LSU.

• Code: 07
• Display: Main Motor Error
• Description: The Main Motor that drives the OPC, ITB and Pick-Up is faulty.
• Remedy: 1. Open the Deve Cover and Top Cover and then check the OPC Unit and ITB Unit. • Re-install if they are not correctly fitted or are damaged. 2. Open the Rear Cover and then check the Main Motor Harness. • Refit the harness or replace it if it is damaged. 3. Check if the Power Supply from the SMPS to the Main PBA. • Replace the SMPS if the voltages are outside specification. 4) Use EDC Mode to run the main motor. Check CN27 Pin 7 on the main PBA is low (almost 0V). • Replace the Main PBA if the voltage is near 5V 5) Use EDC Mode to run the main motor. Check that the Motor Clock is generated at CN27 Pin 9 on the Main PBA. • Replace the Main PBA if isn't generated.

• Code: 08
• Display: Waste Motor Error
• Description: This error is caused by open circuit of Waste Motor Harness or the motor stalling due to increased Waste Motor torque during operation.
• Remedy: 1. Open the Front Cover and then check if the Waste Toner Tank is full or the waste inlets are blocked with Waste Toner. • Replace the Waste Toner Tank and unblock waste inlet feeds. 2. Open the Top Cover and then remove the ITB Unit and OPC Unit and check if the OPC waste toner outlet is blocked. 3. Remove the Front Cover and then check the Waste Motor Harness. • Refit or replace the harness if it is damaged. 4. Remove the HVPS Cover and then check that the HVPS OEM Harness is correctly fitted. • Refit or replace the harness if it is damaged. 5. Measure the Voltage on CN2 Pin1 and Pin3 of OEM PBA. (Normal : Over +10VDC) • replace the OEM PBA if there is no output.