• Code: 791
• Description: Bridge unit error
  The machine recognizes the finisher, but does not recognize the bridge unit.
• Causes: • Defective connector • Broken harness
• Remedy: 1. Check the connections between the bridge unit and the machine. 2. Install a new bridge unit.

• Code: 792
• Description: Finisher error
  The machine does not recognize the finisher, but recognizes the bridge unit.
• Causes: • Defective connector • Defective harness • Incorrect installation
• Remedy: 1. Check the connections between the finisher and the machine. 2. Install a new finisher.

• Code: 818
• Description: Watch-dog error
  While the system program is running, other processes do not operate at all.
• Causes: • Defective controller • Software error
• Remedy: Replace the controller.

• Code: 819
• Description: Fatal error
• Causes: [696E] Process error System completely down • Defective RAM DIMM • Defective ROM DIMM • Defective controller • Software error 1. Check and/or replace the RAM DIMM. 2. Check and/or replace the ROM DIMM. 3. Replace the controller. • See Note 1 at the end of the SC table [766D] Memory error Unexpected system memory size • Defective RAM DIMM • Defective ROM DIMM • Defective controller • Software error 1. Check and/or replace the RAM DIMM. 2. Check and/or replace the ROM DIMM. 3. Replace the controller. [4361] Kernel stop error The cache error trap occurs in the CPU. • CPU cache error 1. Replace the controller. - Kernel stop error An error in the operation system (An error message is output.) • Defective CPU • Defective memory • Defective flash memory • Incorrect software 1. Replace the memory. 2. Replace the controller.
• Remedy:

• Code: 820
• Description: Self-diagnostics error: CPU
  [XXXX]: Detailed error code. CPU error During the self-diagnostic, the controller CPU detects an error. There are 47 types of error code (0001 to 4005) depending on the cause of the error. The CPU detects an error and displays the specific error code with the program address where the error occurs.
• Causes: [0001] to [06FF] [0801] to [4005] CPU error During the self-diagnostic, the controller CPU detects an error. There are 47 types of error code (0001 to 4005) depending on the cause of the error. The CPU detects an error and displays the specific error code with the program address where the error occurs. • System firmware problem • Defective controller 1. Turn the main switch off and on. 2. Reinstall the controller system firmware. 3. Replace the controller. When the problem cannot be fixed with the above procedure, the following information displayed on the screen needs to be fed back to a technical support center. • SC code • Detailed error code • Program address [0702] [0709] [070A] CPU/Memory Error • System firmware problem • Defective RAM-DIMM • Defective controller 1. Reinstall the controller system software. 2. Replace the RAM-DIMM. 3. Replace the controller.
• Remedy:

• Code: 821
• Description: Self-diagnostics error: ASIC
  [XXXX]: Detailed error code
• Causes: [0B00] ASIC error The write-&-verify check error has occurred in the ASIC. • Defective ASIC device 1. Replace the controller. [0B06] ASIC detection error The I/O ASIC for system control is not detected. • Defective ASIC • Defective North Bridge and PCI I/F 1. Replace the controller board. [0B10] SHM register error • The initialization of bus connection or read for SHM fails. • The register of SHM is different from specified value. • Defective connection bus • Defective SHM 1. Replace the controller board [0D05] Self-diagnosis error: ASIC The CPU checks if the ASIC timer works correctly compared with the CPU timer. If the ASIC timer does not function in the specified range, this SC code is displayed. • System firmware problem • Defective RAM-DIMM • Defective controller 1. Reinstall the controller system firmware. 2. Replace the RAM-DIMM. 3. Replace the controller board.
• Remedy:

• Code: 822
• Description: Self-diagnostic error: HDD (Hard Disk Drive)
  [XXXX]: Detailed error code. [3003] Timeout error [3004] Command error - - When the main switch is turned on or starting the self-diagnostic, the HDD stays busy for the specified time or more.
• Causes: • Loose connection • Defective HDD • Defective controller
• Remedy: 1. Check that the HDD is correctly connected to the controller. 2. Replace the HDD. 3. Replace the controller.

• Code: 823
• Description: Self-diagnostic error: NIB
  [XXXX]: Detailed error code
• Causes: [6101] MAC address check sum error The result of the MAC address check sum does not match the check sum stored in ROM. [6104] PHY IC error The PHY IC on the controller cannot be correctly recognized. [6105] PHY IC loop-back error An error occurred during the loop-back test for the PHY IC on the controller. 1. Replace the controller.
• Remedy: