• Code: SC870
• Description: Address book data error GW Address book data on the hard disk was detected as abnormal when it was accessed from either the operation panel or the network. The address book data cannot be read from the HDD or SD card where it is stored, or the data read from the media is defective.
• Causes: • Software defective. Turn the machine off/on. If this is not the solution for the problem, then replace the controller firmware. • HDD defective.
• Remedy: 1. Do SP5846 050 (UCS Settings – Initialize all Directory Info.) to reset all address book data. 2. Reset the user information with SP5832 006 (HDD Formatting– User Information). 3. Replace the HDDs. 4. Boot the machine from the SD card.

• Code: SC872
• Description: HDD mail RX data error GW An HDD error was detected immediately after power on. The HDD may be defective or the machine was accidentally powered off while the HDD was being accessed.
• Causes: • Reformat the HDD with SP5832-7 (Mail RX Data) • Replace the HDD
• Remedy:

• Code: SC873
• Description: HDD mail send data error
• Causes: An error was detected on the HDD immediately after the machine was turned on, or power was turned off while the machine used the HDD.
• Remedy: • Do SP5832-007 (Format HDD – Mail TX Data) to initialize the HDD. • Replace the HDD

• Code: SC874
• Description: Delete All error 1: HDD
• Causes: A data error was detected for the HDD/NVRAM after the Delete All option was used. Note: The source of this error is the Data Overwrite Security Unit running from an SD card.
• Remedy: • Turn the main switch off/on and try the operation again. • Install the Data Overwrite Security Unit again. For more, see section “MFP Options” in "Installation". • HDD defective

• Code: SC875
• Description: Delete All error 2: Data area
• Causes: An error occurred while the machine deleted data from the HDD. Note: The source of this error is the Data Overwrite Security Unit running from an SD card.
• Remedy: • Turn the main switch off/on and try the operation again.

• Code: SC876
• Description: Log data errors GW These errors occur when the machine tries to acquire the log data immediately after power on or upon leaving the energy save mode.
• Causes: SC876-1 D Log data error 1 Log data file corrupted • Do SP5832-4 (HDD Formatting - Job Log). SC876-2 D Log data error 2 There was no data encryption module available when there was an attempt to set up data encryption. This error can occur at power on, while the machine is operating, or when the data encryption settings are set up or changed. • Replace the data encryption board • Do the set up procedure again SC876-3 D Log data error 3 NVRAM error. The log encryption key was disabled when the machine was turned on. • Do SP5832-4 (HDD Formatting - Job Log) • Disable the log encryption settings SC876-4 D Log data error 4 NVRAM error 2. One of the following occurred: • Although log encryption has been disabled, the log data file was encrypted. • Although the log encryption has been enabled, the log data file was not encrypted. • Do SP5832-4 (HDD Formatting - Job Log) SC876-5 B Log data error 5 NVRAM, HDD switch error. This error can occur when the NVRAM or the HDD is removed and installed in another machine. • Remove the NVRAM and replace it with the original NVRAM. • Remove the HDD and replace it with the original HDD. • With the SC code displayed, do SP5832-4 (HDD Formatting - Job Log) SC876-99 B Log data error 99 Other errors. . • Contact the service center if this SC appears
• Remedy: If only the HDD is replaced: 1. Switch off the machine. 2. Remove the HDD, switch the machine on again. 3. Do SP5801-19 (Memory Clear - LCS). 4. Switch off the machine. 5. Reinstall the original HDD and switch on the machine. 6. Do SP5832-4 (HDD Formatting - Job Log). 7. Cycle the machine off/on. 8. Do SP9730-2 and switch it ON (set to "1"). 9. Do SP9730-3 and switch it ON (set to "1"). 10. Do SP9730-4 and switch it ON (set to "1"). 11. Cycle the machine off/on.

• Code: SC877
• Description: Data Overwrite Security SD card error GW An error occurred, preventing successful execution of the Data Overwrite Security function, even though it has been set up and enabled.
• Causes: • DOS card is not inserted completely into the SD card slot • DOS card has been removed from the SD card slot • DOS card is damaged.
• Remedy: • If the SD card has been removed (or was not installed correctly), switch the machine off, insert the SD card, then switch on the machine again. • If the SD card has been damaged, procure a new SD card, replace the NVRAM, then do the DOS option installation.

• Code: SC878
• Description: TPM electronic authentication error
• Causes: The attempt by the main machine to electronically authenticate TPM failed. When the machine was switched on the value registered by TPM did not match the value stored in the USB Flash Memory
• Remedy: • Replace the IOB.