Toshiba e-STUDIO 5540C Service Manual page 964

[F500] HD partition damage
Classification
Other service call
Check item
Setting
Replace parts
[F510] Application start error
Classification
Other service call
Check item
Setting
Replace parts
[F520] Operating system start error
Classification
Other service call
Check item
Setting
Replace parts
e-STUDIO5540C/6540C/6550C/5560C/6560C/6570C
ERROR CODE and TROUBLESHOOTING
The file system is abnormal.
Diagnose the file system with [5] + [C] + [POWER]  1.
•
Check F/S, and then recover the problem partition with [5]
+ [C] + [POWER]  2. Recovery F/S.
• If it still is not recovered by performing the above, reinstall
the software after formatting the HDD with [3] + [C] +
[POWER] -> 3: Format HDD.
The application fails to start.
1. Reboot.
2. If it has still not recovered, reinstall the HDD software.
3. If it still persists after step 2, perform [3] + [C] + [POWER]
 3, and then reinstall the HDD software.
Notes:
User data will be deleted when [3] + [C] + [POWER] 
3 is performed.
The operating system fails to start.
1. Reboot.
2. If it has still not recovered, reinstall the HDD software.
3. If it still persists after step 2, perform [3] + [C] + [POWER]
 3, and then reinstall the HDD software.
Notes:
User data will be deleted when [3] + [C] + [POWER] 
3 is performed.
© 2011 - 2015 TOSHIBA TEC CORPORATION All rights reserved
8 - 208
Error item
Measures
Remarks
Error item
Measures
Remarks
Error item
Measures
Remarks