• Code: 749-0006-00
• Description: Error due to change in hardware configuration
• Causes: Change in option configuration could not be detected.
• Remedy: Turn OFF and then ON the main power. [Reference] Options are recognized again by turning OFF and then ON the main power. In the case of changing option configuration, disconnect the power plug or turn OFF the breaker after turning OFF the main power so that an error does not occur.

• Code: 749-0007-00
• Description: Error due to change in hardware configuration
• Causes: Change in option configuration could not be detected.
• Remedy: Turn OFF and then ON the main power. [Reference] Options are recognized again by turning OFF and then ON the main power. In the case of changing option configuration, disconnect the power plug or turn OFF the breaker after turning OFF the main power so that an error does not occur.

• Code: 753-0001-00
• Description: Download error
• Causes: Update of the Main Controller PCB ended in failure.
• Remedy: Perform the following in the order while checking whether the error is cleared. 1. Reinstall the system software using SST or a USB memory. 2. After replacing the Sata Flash PCB (PWB3) (Unit of replacement: SATA-FLASH PCB ASS'Y), reinstall the system software using SST or a USB memory. 3. Collect debug log and contact to the sales company.

• Code: 804-0000-05
• Description: Power Supply Cooling Fan error
• Causes: It was detected that the Power Supply Cooling Fan was locked.
• Remedy: [Related parts] - Harnesses from the Relay PCB to the Power Supply Cooling Fan 1 1. Relay PCB (UN86/J509) to Relay Connector (3P) (Unit of replacement: CABLE, POWER FAN) 2. Relay Connector (3P) to Power Supply Cooling Fan 1 (FM14/J2134) (Unit of replacement: CABLE, POWER FAN) - Harness between the Relay PCB (UN86/J509) to Power Supply Cooling Fan 2 (FM15/J2154) (Unit of replacement: CABLE, POWER FAN) - Power Supply Cooling Fan 1 (FM14) - Power Supply Cooling Fan 2 (FM15) - Relay PCB (UN86) (Unit of replacement: RELAY PCB ASSEMBLY) [Remedy] Check/replace the related harness/cable, connector and parts.

• Code: 804-0001-05
• Description: Fixing Power Supply Cooling Fan error
• Causes: It was detected that the Fixing Power Supply Cooling Fan was locked.
• Remedy: [Related parts] - Harnesses from the Relay PCB to the Fixing Power Supply Cooling Fan 1. Main Driver PCB (UN78/J119) to Relay Connector (13P) (Unit of replacement: CABLE, MAIN DRIVER IH) 2. Relay Connector (13P) to Fixing Power Supply Cooling Fan (FM7/J2130) (Unit of replacement: CABLE, IH SIGNAL) - Power Supply Cooling Fan (FM7) - Main Driver PCB (UN78) (Unit of replacement: MAIN DRIVE DRIVER PCB ASS'Y) [Remedy] Check/replace the related harness/cable, connector and parts.

• Code: 806-0000-05
• Description: Making Image Exhaust Fan error
• Causes: It was detected that the Making Image Exhaust Fan was locked.
• Remedy: [Related parts] - Harnesses from the Feed Driver PCB to the Making Image Exhaust Fan 1. Feed Driver PCB (UN79/J225) to Relay Connector (3P) (Unit of replacement: CABLE, CASSETTE, 3 , 4) 2. Relay Connector (3P) to Making Image Exhaust Fan (FM03/J2088) (Unit of replacement: CABLE, FAN) - Making Image Exhaust Fan (FM03) (Unit of replacement: FAN UNIT) - Feed Driver PCB (UN79) (Unit of replacement: FEED DRIVER PCB ASSEMBLY) [Remedy] Check/replace the related harness/cable, connector and parts.

• Code: 808-0001-05
• Description: Fixing Power Supply error
• Causes: Overvoltage was detected at power-on. - 145 V or higher for 100V/120V machine - 290 V or higher for 230V machine
• Remedy: [Related parts] - Harnesses from the Main Driver PCB to the Fixing Power Supply PCB 1. Main Driver PCB (UN78/J118 and J119) to Relay Connector (19P and 13P) (Unit of replacement: CABLE, MAIN DRIVER IH) 2. Relay Connector (19P and 13P) to Fixing Power Supply PCB (UN03/J314 and J312) (Unit of replacement: CABLE, IH SIGNAL) - Harnesses from the AC Driver PCB to the Fixing Power Supply PCB 1. AC Driver PCB (UN20/J601) to Relay Connector (2P) (Unit of replacement: CABLE, AC-IH) 2. Relay Connector (2P) to Fixing Power Supply PCB (UN03/J2401) (Unit of replacement: CABLE, AC MAIN BODY) - Fixing Power Supply PCB (UN03) (Unit of replacement: IH POWER SUPPLY PCB ASS'Y) - Main Driver PCB (UN78) (Unit of replacement: MAIN DRIVE DRIVER PCB ASS'Y) [Remedy] - Check the voltage of the outlet, and connect the machine to the correct outlet if it is wrong. - Check/replace the related harness/cable, connector and parts.

• Code: 808-0002-05
• Description: Fixing Power Supply error
• Causes: Under voltage was detected at power-on. - 75 V or lower for 100V/120V machine - 150 V or lower for 230V machine
• Remedy: [Related parts] - Harnesses from the Main Driver PCB to the Fixing Power Supply PCB 1. Main Driver PCB (UN78/J118 and J119) to Relay Connector (19P and 13P) (Unit of replacement: CABLE, MAIN DRIVER IH) 2. Relay Connector (19P and 13P) to Fixing Power Supply PCB (UN03/J314 and J312) (Unit of replacement: CABLE, IH SIGNAL) - Harnesses from the AC Driver PCB to the Fixing Power Supply PCB 1. AC Driver PCB (UN20/J601) to Relay Connector (2P) (Unit of replacement: CABLE, AC-IH) 2. Relay Connector (2P) to Fixing Power Supply PCB (UN03/J2401) (Unit of replacement: CABLE, AC MAIN BODY) - Fixing Power Supply PCB (UN03) (Unit of replacement: IH POWER SUPPLY PCB ASS'Y) - Main Driver PCB (UN78) (Unit of replacement: MAIN DRIVE DRIVER PCB ASS'Y) [Remedy] - Check the voltage of the outlet, and connect the machine to the correct outlet if it is wrong. - Check/replace the related harness/cable, connector and parts.