Toshiba e-STUDIO 5540C Service Manual page 1245

(7) When the update completes normally, the LED on the download jig starts blinking.
The LED on the download jig starts blinking approx. 12 seconds after the update started.
It is assumed that the update has failed if the LED does not start blinking even after 20 seconds
have elapsed.
In this case, turn the power OFF and check the following items.
Then, clear the problem and restart updating from the beginning.
• Is the downloading jig connected properly?
• Is the ROM attached to the downloading jig properly?
• Has the update data been written correctly to the ROM on the jig?
• Is the download jig or the equipment damaged?
(8) Turn OFF all bits of the SW1 on the Finisher control board.
(9) Turn the power OFF using the main power switch on the right-hand surface of the equipment and
remove the download jig.
(10) Install the board access cover.
[B] Confirmation of the updated data
After the updating is completed, check each data version in Setting Mode (08) to confirm that the data
were overwritten properly.
 P. 11-51"11.5 Confirmation of the updated data"
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