• Code: E602-0002
• Description: A data read fault of the HDD is detected when the HDD is started up from the BOOT ROM
• Causes: The wiring is faulty (short circuit, open circuit). The HDD is faulty. The main controller PCB is faulty.
• Remedy: 1. Wiring Are the connection and the cable between connector J1025 of the main controller PCB and the connector J2005 of the HDD normal? NO: Correct the connector/cable. 2. System software Try re-installing the system software. Is the problem corrected? YES: End. 3. HDD, Main controller PCB Try replacing the HDD, and download the system software. Is the problem corrected? YES: End. NO: Replace the main controller PCB.

• Code: E604-0000
• Description: A fault is detected in the image memory
• Causes: The wiring is faulty (short circuit, open circuit). The HDD is faulty. The main controller PCB is faulty.
• Remedy:

• Code: E605-0001
• Description: A fault is detected in the battery for the image memory
• Causes: The wiring is faulty (short circuit, open circuit). The HDD is faulty. The main controller PCB is faulty.
• Remedy:

• Code: E606-0001
• Description: A mounting fault of the HDD is detected when the HDD is started up from the BOOT ROM
• Causes: The HDD is faulty. The main controller PCB is faulty.
• Remedy: 1. Wiring Are the connection and cable normal between the connector J1025 on the main controller PCB and the connector J2005 of the HDD? NO: Correct the connection and the cable. 2. System software Try re-installing the system software. Is the problem corrected? YES: End. 3. HDD, Main controller PCB Try replacing the HDD and downloading the system software. Is the problem corrected? YES: End. NO: Replace the main controller PCB.

• Code: E674-0000
• Description: A faulty occurs in the communication between the fax PCB and the main controller PCB
• Causes: The wiring is faulty (short circuit, open circuit). The fax PCB is faulty. The main controller PCB is faulty.
• Remedy: 1. Wiring Are the connection and the cable between the connector J 1005 on the main controller PCB and the connector J31 on the FAX PCB normal? NO: Correct the connection and the cable. 2. FAX PCB, Main controller PCB Try replacing the FAX PCB. Is the problem corrected? YES: End. NO: Replace the main controller PCB.

• Code: E677-0001
• Description: A fault occurs it the combination between any of the printer boards (accessories) and the main controller PCB
• Causes: Any of the printer boards (accessories) is faulty. The main controller PCB is faulty.
• Remedy: 1. Connector Is the printer board (accessory) connected correctly? NO: Correct the connection. 2. Printer board, Main controller PCB Try replacing the printer board. Is the problem corrected? YES: End. NO: Replace the main controller PCB.

• Code: E710-0001
• Description: When the main power is turned on, the communication IC (IPC) on the reader controller PCB cannot be initialized
• Causes: The DC controller PCB is faulty. The reader controller PCB is faulty. The machine controller PCB is faulty.
• Remedy: Turn off and then on the main power switch. Is the problem corrected? YES: End. NO: If E7100001, replace the reader controller PCB. If E710-002, replace the DC controller PCB. If E71-0003, replace the main controller PCB.

• Code: E710-0002
• Description: When the main power is turned on, the communication IC (IPC) on the DC controller PCB cannot be initialized
• Causes: The DC controller PCB is faulty. The reader controller PCB is faulty. The machine controller PCB is faulty.
• Remedy: Turn off and then on the main power switch. Is the problem corrected? YES: End. NO: If E7100001, replace the reader controller PCB. If E710-002, replace the DC controller PCB. If E71-0003, replace the main controller PCB.