• Code: 820-00
• Description: Self-diagnostics error: CPU [XXXX]: Detailed error code. [0001] TLB change (store) exception error [0002] TLB miss (load) exception error [0003] TLB miss (store) exception error [0004] Read address exception error [0005] Write address exception error [0006] Instruction bus exception error [0007] Data bus exception error [0008] System call exception error [0009] Break exception error [000A] Invalid instruction exception error [000B] Co-processor exception error [000C] Overflow exception error [000D] UTLB miss exception error [0010] Interrupt line 0 error [0011] Interrupt line 1 error [0012] Interrupt line 2 error [0013] Interrupt line 3 error [0014] Interrupt line 4 error [0015] Interrupt line 5 error 6. Troubleshooting
• Causes: • CPU device error • The boot monitor program or self-diagnostic program is broken.
• Remedy: • Replace the controller board • Reinstall the controller system software.

• Code: 820-00
• Description: Self-diagnostics error: CPU [XXXX]: Detailed error code.
• Causes: [00FF] Uninitialized interrupt error Cache error (such as a parity error) occurred. • CPU device error • Local bus defective • Cycle the main power off and on. • Reinstall the controller system software. • Replace the controller board • Replace the peripherals.
• Remedy:

• Code: 820-00
• Description: Self-diagnostics error: CPU [XXXX]: Detailed error code. [0601] Read address exception error [0602] Write address exception error [0605] System call exception error [0606] Break exception error [0607] Invalid instruction exception error [0609] Overflow exception error
• Causes: Exception does not occur though executing exception by intention. CPU device error
• Remedy: Replace the controller board

• Code: 820-00
• Description: Self-diagnostics error: CPU [XXXX]: Detailed error code. [060A] Interrupt line 0 mask exception error [060B] Interrupt line 1 mask exception error [060C] Interrupt line 2 mask exception error [060D] Interrupt line 3 mask exception error [060E] Interrupt line 4 mask exception error
• Causes: Interrupt does not occur though setting interrupt by timer. • CPU device error • ASIC device error
• Remedy: Replace the controller board.

• Code: 821-00
• Description: Self-diagnostics error: ASIC [xxxx]: Detailed error code
• Causes: [0B00] ASIC register check error The write-&-verify check has occurred in the ASIC. Defective ASIC device Replace the controller board. [0B06] ASIC detection error Error in the I/O ASIC for system control detection • Defective ASIC • Defective North Bridge and PCII/F Replace the controller board. [0D05] Comparison error of CPU and ASIC timer 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. • Defective ASIC timer device • Defective CPU device Replace the controller board. [50A1] Video bridge device detection error Video bridge device is not detected. • Video bridge device ASIC (HARP or KLAVIER) defective. • Connection error between PCI I / F of the controller ASIC and video bridge device ASIC. Replace the controller board [50A2] Video bridge device (ASIC) register error The CPU detects the video bridge device, but detects error data from the video bridge device. Defective I/F between the video bridge device and the controller Replace the controller board.
• Remedy:

• Code: 822-00
• Description: Self-diagnostic error: HDD [xxxx]: Detailed error code.
• Causes: [3003] HDD timeout Check performed only when HDD is installed: • HDD device busy for over 31sec. • After a diagnostic command is set for the HDD, but the device remains busy for over 6sec. • HDD defective • HDD harness disconnected, defective • Controller board defective • Replace the HDD. • Replace the HDD connector. • Replace the controller board. [3004] Diagnostic command error No response to the self-diagnostic command from the ASIC to the HDD. HDD defective Replace the HDD. [3013] HDD timeout (first machine) HDD device busy for over 31 seconds. A diagnostic command is set for the HDD, but the device remains busy for over 6 seconds. • Defective HDD device • Defective HDD connector • Defective ASIC device • Replace or remove the HDD device. • Replace the HDD connector • Replace the controller board [3014] Diagnostics command error (First machine) Result of the issuance of diagnostic command is error. Defective HDD device Replace the HDD device.
• Remedy:

• Code: 823-00
• Description: Self-diagnostics error: NIC [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. • Defective SEEP ROM • Defective I2C bus (connection) Replace the controller board. [6104] PHY IC error The PHY IC on the controller cannot be correctly recognized. • Defective PHY chip • Defective ASIC MII I/F Replace the controller board. [6105] PHY IC loop-back error An error occurred during the loop-back test for the PHY IC on the controller. • PHY chip • Defective MAC of ASIC (SIMAC/COMIC/CELLO) • Defective I/F with the PHY board • Defective solder on the PHY board
• Remedy: Replace the controller board.

• Code: 824-00
• Description: Self-diagnostics error: NVRAM (resident) [XXXX]: Detailed error code
• Causes: [1401] NVRAM verify error NVRAM device is missing or NVRAM device is damaged. • The NVRAM device is missing. • The NVRAM device is damaged. • NVRAM backup battery exhausted • NVRAM socket damaged
• Remedy: Replace the NVRAM device.