• Code: 686
• Description: Ink Cartridge Communication Error
  Error indicated after five tries following machinedetected error. -011 D Ink cartridge C Device ID error -012 Channel error (Disconnect bus cable) -013 Device Error (No ACK) -014 Interrupted communication -015 Communication time out -016 Communication error while offline -017 Buffer full -018 Parameter error -021 D Ink cartridge M Device ID error -022 Channel error (Disconnect bus cable) -023 Device Error (No ACK) -024 Interrupted communication -025 Communication time out -026 Communication error while offline -027 Buffer full -028 Parameter error -031 D Ink cartridge Y Device ID error -032 Channel error (Disconnect bus cable) -033 Device Error (No ACK) -034 Interrupted communication -035 Communication time out -036 Communication error while offline -037 Buffer full -038 Parameter error -041 D Ink cartridge K Device ID error -042 Channel error (Disconnect bus cable) -043 Device Error (No ACK) -044 Interrupted communication -045 Communication time out -046 Communication error while offline -047 Buffer full
• Causes: • Garbled device ID data • Defective connection • No IDCHIP • Abnormal noise
• Remedy: 1. Check the I2C circuit. 2. Replace the ink cartridge.

• Code: 687
• Description: Memory address command error
  The BICU does not receive a memory address command from the controller 120 seconds after paper is in the position for registration.
• Causes: • Loose connection • Defective controller • Defective BICU
• Remedy: 1. Check if the controller is firmly connected to the BICU. 2. Replace the controller. 3. Replace the BICU.

• Code: 818
• Description: Watchdog error
  While the system program is running, no other programs can run (due to a bus hold or endless loop).
• Causes: • Defective controller board
• Remedy: 1. Reinstall the system program. 2. Replace the controller board.

• Code: 819
• Description: Kernel stop
• Causes: [0696e] B Process error System completely down • Defective RAM DIMM • Defective SD card in slot 1 • Defective controller • Software error 1. Check and/or replace the RAM DIMM. 2. Check and/or replace the SD card in slot 1. 3. Replace the controller. [0766d] B VM full error Unexpected system memory size • Defective RAM DIMM • Defective SD card in slot 1 • Defective controller • Software error 1. Check and/or replace the RAM DIMM. 2. Check and/or replace the SD card in slot 1. 3. Replace the controller. See NOTE at the end of the SC table. [4361] B Cache error Cache error in the CPU • Defective CPU 1. Replace the controller board. [----] B The others Error in OS • Defective memory • Defective flash memory • Defective CPU 1. Replace the controller board.
• Remedy:

• Code: 820
• Description: Self-Diagnostic Error: CPU
• Causes: [0001-0015] [000A-000D]: Detailed error code During the boot monitor program and self-diagnostic, any exception or cut-in are not supposed to happen. If these happen, it is defined as SC. • Defective CPU device • Defective boot monitor program or self-diagnostic program 1. Replace the controller board. 2. Reinstall the system firmware. B [00FF]: Detailed error code Cache access error in the CPU • Defective CPU • Defective local bus 1. Turn the main power switch off and on. 2. Reinstall the system program. 3. Replace the controller board. B [0601, 0602, 0605, 0606, 0607, 0609]: Detailed error code Exceptional command does not operate even though it is executed on purpose. • Defective CPU devices 1. Replace the controller board. B [060A-060E]: Detailed error code Cut-in command does not operate when it is executed. • Defective CPU devices • Defective ASIC devices 1. Replace the controller board. B [0610]: Detailed error code Timer cut-in does not operate even though it is set. • Defective CPU devices 1. Replace the controller board. B [0612]: Detailed error code Cut-in ASIC occurs. • Defective ASIC • Defective devices in which ASIC detects cut-in. 1. Replace the controller board. B [06FF]: Detailed error code The pipeline clock frequency rate is different from the prescribed value. • Defective CPU devices • Mode bit data error, which is used for initializing CPU. 1. Replace the controller board. B [0702]: Detailed error code The result when the program is executed in the command cache is different from desirable value. • Insufficient CPU cache • Insufficient memory process speed 1. Replace the controller board. 2. Replace the RAM DIMM. B [0709, 070A]: Detailed error code Even you write the data in the only cache of memory, the data is actually written in another area (not cache) of memory. • Defective CPU devices • Incorrect SPD • Boot mode setting error 1. Replace the controller board. 2. Replace the RAM DIMM. B [0801, 0804, 0807, 0808, 0809, 80A]: Detailed error code An error occurs when checking the TLB. • Defective CPU devices 1. Replace the controller board. B [4002-4005]: Detailed error code The calculation error in the CPU occurs. • Defective CPU 1. Replace the CPU.
• Remedy:

• Code: 821
• Description: Self-Diagnostic Error: ASIC
• Causes: [0B00] B ASIC error The write-&-verify check error has occurred in the ASIC. • Defective controller board 1. Replace the controller. [0B06] B ASIC not detected The ASIC of the I/O is not detected. • ASIC (controller board defective) • Poor connection between North Bridge and PCI I/F. 1. Replace controller board. [0B10] B SHM register check error Failed to initialize or could not read connection bus. Data in SHM register incorrect. • Defective bus connection • Defective SHM 1. Replace controller board. [0D05] B Timer error between ASIC and CPU The CPU checks if the ASIC timer works properly compared with the CPU timer. If the ASIC timer does not function in the • System firmware problem • Defective RAM-DIMM specified range, this SC code is displayed. • Defective controller • Reinstall the controller system firmware. 1. Replace the RAM-DIMM. 2. Replace the controller board.
• Remedy:

• Code: 822
• Description: Self-Diagnostic Error: HDD
• Causes: [3003]: B 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. • Loose connection • Defective HDD • Defective controller 1. Check that the HDD is correctly connected to the controller. 2. Replace the HDD. 3. Replace the controller.
• Remedy:

• Code: 823
• Description: Self-diagnostic Error: NIB
• Causes: [6101] B MAC address check sum error The result of the MAC address check sum does not match the check sum stored in ROM. • Defective controller 1. Replace the controller. [6104] B PHY IC error The PHY IC on the controller cannot be correctly recognized. Same as SC823-[6101] [6105] B PHY IC loop-back error An error occurred during the loop-back test for the PHY IC on the controller. Same as SC823-[6101]
• Remedy: