Toshiba e-STUDIO5540C Service Manual page 208

[F521] Integrity check error
Classification
Other service call
Check item
Setting
Replace parts
[F550] Encryption partition error
Classification
Other service call
Check item
Setting
Replace parts
[F600] F/W update error
Classification
Other service call
Check item
Setting
Replace parts
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Authentication of program data failed.
Restart the equipment.
If the error is not recovered after restarting the equipment,
reinstall software following the procedure below.
(1) Turn the power OFF.
(2) Turn the power back ON while pressing the [4] and [9]
buttons simultaneously.
(3) The authentication screen is displayed. Enter the
password. (Password entry is not required under the
default setting.)
(4) Key in [1] to select "1. SYSTEM FIRMWARE (OS
data)" and [4] to select "4. SYSTEM SOFTWARE (OS
data) ", and then press the [START] button.
(5) When updating is completed properly, "Update
successful completed Restart the MFP" is displayed on
the touch panel.
The encryption partition fails to be read and written.
Recover the encryption key with [3] + [C] + [POWER]  5.
•
The firmware fails to be updated.
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.
e-STUDIO5540C/6540C/6550C/5560C/6560C/6570C
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Error item
Measures
Remarks
Error item
Measures
Remarks
Error item
Measures
Remarks
ERROR CODE and TROUBLESHOOTING
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