e-STUDIO477S/527S/477SL © 2013-2016 TOSHIBA TEC CORPORATION All rights reserved
ERROR CODE AND TROUBLESHOOTING
5 - 70
[F520] Operating system start error
[F521] Integrity check error
[F550] Encryption partition error
[F600] F/W update error
Classification Error item
Other service call The operating system fails to start.
Check item Measures
Setting 1. Reboot.
2. If it has still not recovered, reinstall the system software.
3. If it still persists after step 2, perform [3] + [C] + [POWER]
3, and then reinstall the system software.
Notes:
User data will be deleted when [3] + [C] + [POWER]
3 is performed.
Classification Error item
Other service call The program data fails to be authenticated.
Check item Measures
Setting Restart the equipment.
If the error is not recovered after restarting the equipment,
reinstall software following the procedure below.
1. Reinstall the system software and application program.
P. 6-13 "6.2.3 Precautions and procedures when
replacing the HDD"
Classification Error item
Other service call The encryption partition fails to be read and written.
Check item Measures
Setting • Recover the encryption key with [3] + [C] + [POWER] 5.
Classification Error item
Other service call The firmware fails to be updated.
Check item Measures
Setting 1. Perform [3] + [C] + [POWER] [1] [START] for "Clear
Error Flag in Software Installation".
2. Reinstall the firmware in error displayed on the F600 error
screen.
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