• Code: 013-0001-05
• Description: Waste Toner Lock detection error
• Causes: The Waste Toner Lock Detection Switch detects locked at power-on.
• Remedy: [Related parts] - Harness between the Main Driver PCB (UN78/J103) and the Waste Toner Lock Detection Switch (SW05/J3050) (Unit of replacement: CABLE, MAIN DRIVER RELAY) - Waste Toner Lock Detection Switch (SW05) (Unit of replacement: CABLE, LOCK DETECT SWITCH) - Main Driver PCB (UN78) (Unit of replacement: MAIN DRIVE DRIVER PCB ASS'Y) [Remedy] Check/replace the related harness/cable, connector and parts.

• Code: 013-0002-05
• Description: Waste Toner Lock detection error
• Causes: The Waste Toner Lock Detection Switch detects locked while the Developing Assembly is driven.
• Remedy: [Related parts] - Harness between the Main Driver PCB (UN78/J103) and the Waste Toner Lock Detection Switch (SW05/J3050) (Unit of replacement: CABLE, MAIN DRIVER RELAY) - Waste Toner Lock Detection Switch (SW05) (Unit of replacement: CABLE, LOCK DETECT SWITCH) - Main Driver PCB (UN78) (Unit of replacement: MAIN DRIVE DRIVER PCB ASS'Y) - DC Controller PCB (UN01) (Unit of replacement: DC CONTROLLER PCB ASS'Y) [Remedy] Perform the following in the order while checking whether the error is cleared. 1. Check the Waste Toner Container and the Waste Toner Pipe, and remove clogged toner if there is any. 2. Check/replace the related harness/cable, connector and parts. [Reference] Before replacing the DC Controller PCB, back up the service mode data (approx. 2 min) and restore the backup data after the replacement so the data may be able to be protected. - Backup: COPIER (LEVEL2)> FUNCTION> SYSTEM> DSRAMBUP - Restoration: COPIER (LEVEL2)> FUNCTION> SYSTEM> DSRAMRES

• Code: 013-0003-05
• Description: Waste toner full detection error
• Causes: Output was detected while the Waste Toner Full Sensor was OFF.
• Remedy: [Related parts] - Harnesses from the Main Driver PCB to the Toner Sensor 1. Main Driver PCB (UN78/J151) to Relay Connector (7P) (Unit of replacement: CABLE, DECK, LEFT) 2. Relay Connector (7P) to Relay Connector (4P) (Unit of replacement: CABLE, WASTE TONER RELAY, 2) 3. Relay Connector (4P) to Toner Sensor (TS04/J5003) (Unit of replacement: CABLE, WASTE TONER RELAY, 3) - Toner Sensor (TS04) (Unit of replacement: SENSOR, TONER) - Main Driver PCB (UN78) (Unit of replacement: MAIN DRIVE DRIVER PCB ASS'Y) - DC Controller PCB (UN01) (Unit of replacement: DC CONTROLLER PCB ASS'Y) [Remedy] Check/replace the related harness/cable, connector and parts. [Reference] Before replacing the DC Controller PCB, back up the service mode data (approx. 2 min) and restore the backup data after the replacement so the data may be able to be protected. - Backup: COPIER (LEVEL2)> FUNCTION> SYSTEM> DSRAMBUP - Restoration: COPIER (LEVEL2)> FUNCTION> SYSTEM> DSRAMRES

• Code: 014-0001-05
• Description: Fixing Motor error
• Causes: Lock error of the Fixing Motor was detected.
• Remedy: [Related parts] - Harness between the Main Driver PCB (UN78/J104 and J105) and the Fixing Drawer Unit (J3001) (Unit of replacement: CABLE, FIXING DRAWER) - Harness between the Relay PCB (UN86/J520) and the Fixing Drawer Unit (J3218M) (Unit of replacement: CABLE, SIGNAL) - Harness between the Fixing Drawer Unit (J3001) and the Fixing Motor (M03/J2163P) (Unit of replacement: CABLE, FIXING MOTOR, 1) - Fixing Drive Unit (Unit of replacement: FIXING DRIVE ASS'Y) - Fixing Drive Gear (Unit of replacement: GEAR,71T/26T, GEAR, 20T, GEAR, 33T/20T, GEAR, 16T/38T) - Fixing Motor (M03) - Relay PCB (UN86) (Unit of replacement: RELAY PCB ASSEMBLY) - Main Driver PCB (UN78) (Unit of replacement: MAIN DRIVE DRIVER PCB ASS'Y) [Remedy] Check/replace the related harness/cable, connector and parts.

• Code: 017-0001-05
• Description: ETB disengagement error
• Causes: Disengagement of the ETB is not completed within the specified period of time.
• Remedy: [Related parts] - Harnesses from the Duplex Driver PCB to the ETB Disengage Sensor 1. Duplex Driver PCB (UN80/J343) to Relay Connector (8P) (Unit of replacement: CABLE, FIXING/ FEEDER DRAWER) 2. Relay Connector (8P) to ETB Disengage Sensor (PS56/J2101) (Unit of replacement: SOLENOID ASSEMBLY) - Harness between the Duplex Driver PCB (UN80/J331) and the Duplex Feed Left Motor (M19/ J2111) (Unit of replacement: CABLE, MOTOR) - Harness between the DC Controller PCB (UN01/J431, J9, J432 and J8) and the Fixing Feed Drawer Unit (J5005) (Unit of replacement: CABLE, SIGNAL) - Harness between the Duplex Driver PCB (UN80/J300 and J301) and the Fixing Feed Drawer Unit (J5005) (Unit of replacement: CABLE, FIXING/FEEDER DRAWER) - ETB Disengage Sensor (PS56) - Duplex Feed Left Motor (M19) - Duplex Driver PCB (UN80) (Unit of replacement: DUPLEXING DRIVER PCB ASSEMBLY) - DC Controller PCB (UN01) (Unit of replacement: DC CONTROLLER PCB ASS'Y) [Remedy] Check/replace the related harness/cable, connector and parts. [Reference] Before replacing the DC Controller PCB, back up the service mode data (approx. 2 min) and restore the backup data after the replacement so the data may be able to be protected. - Backup: COPIER (LEVEL2)> FUNCTION> SYSTEM> DSRAMBUP - Restoration: COPIER (LEVEL2)> FUNCTION> SYSTEM> DSRAMRES

• Code: 017-0002-05
• Description: ETB engagement error
• Causes: Engagement of the ETB is not completed within the specified period of time.
• Remedy: [Related parts] - Harnesses from the Duplex Driver PCB to the ETB Engage Sensor 1. Duplex Driver PCB (UN80/J343) to Relay Connector (8P) (Unit of replacement: CABLE, FIXING/ FEEDER DRAWER) 2. Relay Connector (8P) to ETB Engage Sensor (PS55/J2101) (Unit of replacement: SOLENOID ASSEMBLY) - Harness between the Duplex Driver PCB (UN80/J331) and the Duplex Feed Left Motor (M19/ J2111) (Unit of replacement: CABLE, MOTOR) - Harness between the DC Controller PCB (UN01/J431, J9, J432 and J8) and the Fixing Feed Drawer Unit (J5005) (Unit of replacement: CABLE, SIGNAL) - ETB Engage Sensor (PS55) - Duplex Feed Left Motor (M19) - Duplex Driver PCB (UN80) (Unit of replacement: DUPLEXING DRIVER PCB ASSEMBLY) - DC Controller PCB (UN01) (Unit of replacement: DC CONTROLLER PCB ASS'Y) [Remedy] Check/replace the related harness/cable, connector and parts. [Reference] Before replacing the DC Controller PCB, back up the service mode data (approx. 2 min) and restore the backup data after the replacement so the data may be able to be protected. - Backup: COPIER (LEVEL2)> FUNCTION> SYSTEM> DSRAMBUP - Restoration: COPIER (LEVEL2)> FUNCTION> SYSTEM> DSRAMRES

• Code: 017-0003-05
• Description: ETB HP error
• Causes: Engagement of the ETB was not completed at initialization.
• Remedy: [Related parts] - Harnesses from the Duplex Driver PCB to the ETB Disengage Sensor 1. Duplex Driver PCB (UN80/J343) to Relay Connector (8P) (Unit of replacement: CABLE, FIXING/ FEEDER DRAWER) 2. Relay Connector (8P) to ETB Disengage Sensor (PS56/J2101) (Unit of replacement: SOLENOID ASSEMBLY) - Harness between the Duplex Driver PCB (UN80/J331) and the Duplex Feed Left Motor (M19/ J2111) (Unit of replacement: CABLE, MOTOR) - Harness between the DC Controller PCB (UN01/J431, J9, J432 and J8) and the Fixing Feed Drawer Unit (J5005) (Unit of replacement: CABLE, SIGNAL) - Harness between the Duplex Driver PCB (UN80/J300 and J301) and the Fixing Feed Drawer Unit (J5005) (Unit of replacement: CABLE, FIXING/FEEDER DRAWER) - ETB Disengage Sensor (PS56) - Duplex Feed Left Motor (M19) - Duplex Driver PCB (UN80) (Unit of replacement: DUPLEXING DRIVER PCB ASSEMBLY) - DC Controller PCB (UN01) (Unit of replacement: DC CONTROLLER PCB ASS'Y) [Remedy] - Check the ETB Disengagement Member (Transfer Frame Stopper). If it is left unremoved, remove it. - Check/replace the related harness/cable, connector and parts. [Reference] - To remove the ETB Disengagement Member, refer to the troubleshooting "Remedy to be implemented when the ETB Disengagement Member (Transfer Frame Stopper) is left unremoved" in the Service Manual. - Before replacing the DC Controller PCB, back up the service mode data (approx. 2 min) and restore the backup data after the replacement so the data may be able to be protected. - Backup: COPIER (LEVEL2)> FUNCTION> SYSTEM> DSRAMBUP - Restoration: COPIER (LEVEL2)> FUNCTION> SYSTEM> DSRAMRES

• Code: 020-0000-05
• Description: Developing Assembly toner absent error
• Causes: The state without toner in the Developing Assembly was detected consecutively.
• Remedy: [Related parts] - Harnesses from the Main Driver PCB to the Developing Toner Sensor 1. Main Driver PCB (UN78/J114) to Relay Connector (31P) (Unit of replacement: CABLE, MAIN DRIVER, REAR UPPER) 2. Relay Connector (31P) to Relay Connector (25P) (Unit of replacement: CABLE, RELAY, FRONT) 3. Relay Connector (25P) to Developing Toner Sensor (TS01/J2133) (Unit of replacement: CABLE, MAIN DRIVER, FRONT) - Harnesses from the Main Driver PCB to the Buffer Unit 1. Main Driver PCB (UN78/J115) to Relay Connector (21P) (Unit of replacement: CABLE, MAIN DRIVER, REAR UPPER) 2. Relay Harness (21P) (Unit of replacement: CABLE, RELAY, FRONT) 3. Relay Connector (21P) to Buffer Unit (J3124) (Unit of replacement: CABLE, MAIN DRIVER, FRONT) - Harness connecting from the Buffer Unit (J3124) to the Magnet Roller Clutch (CL05/J2036), Toner Feed Motor (M28/J2035) and Buffer Toner Sensor 2 (TS03/J2039) (Unit of replacement: CABLE, BUFFER) - Developing Toner Sensor (TS01) - Magnet Roller Clutch (CL05) - Toner Feed Motor (M28) - Buffer Toner Sensor 2 (TS03) - Main Driver PCB (UN78) (Unit of replacement: MAIN DRIVE DRIVER PCB ASS'Y) - DC Controller PCB (UN01) (Unit of replacement: DC CONTROLLER PCB ASS'Y) [Remedy] Check/replace the related harness/cable, connector and parts. [Reference] Before replacing the DC Controller PCB, back up the service mode data (approx. 2 min) and restore the backup data after the replacement so the data may be able to be protected. - Backup: COPIER (LEVEL2)> FUNCTION> SYSTEM> DSRAMBUP - Restoration: COPIER (LEVEL2)> FUNCTION> SYSTEM> DSRAMRES