Canon imageRUNNER ADVANCE C255 Series, Service Manual, Page: 443 / 987

E602-2000-00 HDD error
Detection Description I/O error was detected in the file system after startup.
Remedy
Perform the following in the order while checking whether the error is cleared.
1. Check that the HDD optional board is properly installed.
2. Turn ON the main power, and check whether the error is cleared.
3. Execute the key clear using SST (to make an unformatted disk).
[CAUTION] E602-0001 will be indicated if activating the machine with the unformatted disk.
Therefore, be sure to format the HDD.
4. Enter safe mode using (2+8) startup. Then format the HDD and reinstall the system software
using SST or a USB flash drive.
E602-2001-00 HDD error
Detection Description Mismatch on encryption operation
Remedy Perform the following in the order while checking whether the error is cleared.
1. Check that the Main Controller PCB is properly installed.
2. Turn ON the main power, and check whether the error is cleared.
3. Execute the key clear using SST (to make an unformatted disk).
[CAUTION] E602-0001 will be indicated if activating the machine with the unformatted disk.
Therefore, be sure to format the HDD.
4. Enter safe mode using (2+8) startup. Then format the HDD and reinstall the system software
using SST or a USB flash drive.
E602-2002-00 HDD error
Detection Description Failure of HDD optional board and others
Remedy Perform the following in the order while checking whether the error is cleared.
1. Turn ON the main power, and check whether the error is cleared.
2. Execute the key clear using SST (to make an unformatted disk).
[CAUTION] E602-0001 will be indicated if activating the machine with the unformatted disk.
Therefore, be sure to format the HDD.
3. Enter safe mode using (2+8) startup. Then format the HDD and reinstall the system software
using SST or a USB flash drive.
4. Replace the Main Controller PCB
E602-5001-00 Encryption Chip error
Detection Description Error of the encryption chip on the Main Controller
Remedy [Related parts] Main Controller PCB
[Remedy] Replace the Main Controller PCB
E602-5002-00 HDD error
Detection Description A non-genuine HDD was detected.
Remedy 1. Replace the HDD with a genuine one.
2. Format the HDD and reinstall the system software using SST or a USB flash drive.
E602-FF01-00 HDD error
Detection Description An unidentified HDD error was detected at startup.
When this error occurs, the system has not been started normally. Therefore, it may not be
recorded in the error log.
Remedy [Related parts] R1.00
- Harness between the Main Controller PCB (UN81/J6003, J6004) and the HDD
- HDD
- Main Controller PCB (UN81)
[Remedy] Perform the following in the order while checking whether the error is cleared.
1. Check the related harness/cable and connector.
2. Format the HDD and reinstall the system software using SST or a USB flash drive.
3. Check/replace the related parts.
[Reference] For backup and restoration, refer to "Adjustment> Main Controller System" and
"Appendix> Backup Data List" in the Service Manual.
7. Error/Jam/Alarm
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