• Code: E674 0010
• Description: Fax Board communication error. A communication error occurred when opening the Timer Device used for fax.
• Remedy: [Remedy] Replace the Main Controller PCB (UN05). (Unit of replacement: MAIN CONTROLLER PCB ASSEMBLY)

• Code: E674 0011
• Description: Fax Board communication error. A communication error occurred when starting the Timer Device used for fax.
• Remedy: [Remedy] Replace the Main Controller PCB (UN05). (Unit of replacement: MAIN CONTROLLER PCB ASSEMBLY)

• Code: E674 0020
• Description: Fax Board communication error. An error occurred in the modem IC used for fax.
• Remedy: [Related parts] • Harness between the Fax Board and the Main Controller PCB (UN05/J30) (Unit of replacement: CABLE, SIGNAL) • Fax Board • Main Controller PCB (UN05) (Unit of replacement: MAIN CONTROLLER PCB ASSEMBLY) [Remedy] Check/replace the related harness/cable, connector and parts.

• Code: E674 0100
• Description: Fax Board communication error. After completion of fax communication, writing of the communication information (log) failed, and the log could not be read.
• Remedy: [Remedy] Turn OFF and then ON the main power. [CAUTION] The previous communication information (log) will be cleared by turning OFF and then ON the main power.

• Code: E674 0200
• Description: HDD access error. An error occurred when accessing the HDD.
• Remedy: [Related parts] • HDD (Unit of replacement: HARD DISK DRIVE) • Main Controller PCB (UN05) (Unit of replacement: MAIN CONTROLLER PCB ASSEMBLY) [Remedy] Perform the following in the order while checking whether the error is cleared. 1. After deleting the system software using a USB memory, reinstall it using SST or a USB memory. 2. After replacing the HDD, execute [4] Clear/Format> [1] Disk Format (HDD format) using SST or a USB memory. 3. Replace the Main Controller PCB.

• Code: E713 0010
• Description: Communication error. Communication between the DC Controller PCB and the Finisher timed out.
• Remedy: [Related parts] a. STAPLE/BOOKLET FINISHER-U1 • Harnesses from the DC Controller PCB to the Finisher Controller PCB 1. DC Controller PCB (UN04/J182) to Relay Path Unit (Unit of replacement: CABLE, PRIMARY TRANSFER H.V.) 2. Relay Path Unit to Finisher Controller PCB • Harness between the Low Voltage Power Supply PCB (UN01/ J306) and the Relay Path Unit (J1186) (Unit of replacement: CABLE, HEATER) • DC Controller PCB (UN04) (Unit of replacement: DC CONTROLLER PCB ASSEMBLY) • Relay Path Unit • Finisher Controller PCB • Low Voltage Power Supply PCB (UN01) (Unit of replacement: POWER SUPPLY ASSEMBLY) [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 b. INNER FINISHER-G1 • Harnesses from the DC Controller PCB to the Finisher Controller PCB 1. DC Controller PCB (UN04/J182) to Relay Path Unit (Unit of replacement: CABLE, PRIMARY TRANSFER H.V.) 2. Relay Path Unit to Finisher Controller PCB • DC Controller PCB (UN04) (Unit of replacement: DC CONTROLLER PCB ASSEMBLY) • Relay Path Unit • Finisher Controller PCB [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: E713 0011
• Description: Communication error. A communication error between the DC Controller PCB and the Finisher was detected.
• Remedy: [Related parts] a. STAPLE/BOOKLET FINISHER-U1 • Harnesses from the DC Controller PCB to the Finisher Controller PCB 1. DC Controller PCB (UN04/J182) to Relay Path Unit (Unit of replacement: CABLE, PRIMARY TRANSFER H.V.) 2. Relay Path Unit to Finisher Controller PCB • Harness between the Low Voltage Power Supply PCB (UN01/ J306) and the Relay Path Unit (J1186) (Unit of replacement: CABLE, HEATER) • DC Controller PCB (UN04) (Unit of replacement: DC CONTROLLER PCB ASSEMBLY) • Relay Path Unit • Finisher Controller PCB • Low Voltage Power Supply PCB (UN01) (Unit of replacement: POWER SUPPLY ASSEMBLY) [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 b. INNER FINISHER-G1 • Harnesses from the DC Controller PCB to the Finisher Controller PCB 1. DC Controller PCB (UN04/J182) to Relay Path Unit (Unit of replacement: CABLE, PRIMARY TRANSFER H.V.) 2. Relay Path Unit to Finisher Controller PCB • DC Controller PCB (UN04) (Unit of replacement: DC CONTROLLER PCB ASSEMBLY) • Relay Path Unit • Finisher Controller PCB [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: E713 0020
• Description: Communication error. A communication error between the DC Controller PCB and the Finisher was detected
• Remedy: [Related parts] a. STAPLE/BOOKLET FINISHER-U1 • Harnesses from the DC Controller PCB to the Finisher Controller PCB 1. DC Controller PCB (UN04/J182) to Relay Path Unit (Unit of replacement: CABLE, PRIMARY TRANSFER H.V.) 2. Relay Path Unit to Finisher Controller PCB • Harness between the Low Voltage Power Supply PCB (UN01/ J306) and the Relay Path Unit (J1186) (Unit of replacement: CABLE, HEATER) • DC Controller PCB (UN04) (Unit of replacement: DC CONTROLLER PCB ASSEMBLY) • Relay Path Unit • Finisher Controller PCB • Low Voltage Power Supply PCB (UN01) (Unit of replacement: POWER SUPPLY ASSEMBLY) [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 b. INNER FINISHER-G1 • Harnesses from the DC Controller PCB to the Finisher Controller PCB 1. DC Controller PCB (UN04/J182) to Relay Path Unit (Unit of replacement: CABLE, PRIMARY TRANSFER H.V.) 2. Relay Path Unit to Finisher Controller PCB • DC Controller PCB (UN04) (Unit of replacement: DC CONTROLLER PCB ASSEMBLY) • Relay Path Unit • Finisher Controller PCB [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