Toshiba e-STUDIO2820C Service Handbook page 454

(6) Connect the download jig with the jig connector (CN9) on the finisher control PC board.
(7) Set the DIP-SW4 on the hole punch control PC board to ON.
(8) Press the [ON/OFF] button while simultaneously holding down the [0] and [8] buttons.
Updating starts and the LED on the download jig lights.
(9) When the update is completed normally, the LED on the download jig starts blinking.
The LED on the download jig starts blinking approx. 20 seconds after the update started. It is
assumed that the update has failed if the LED does not start blinking even after 30 seconds have
elapsed. In this case, shut down the equipment and check the following items. Then clear the
problems and restart updating from the beginning.
• Is the downloading jig connected properly?
• Is the ROM attached to the downloading jig properly?
• Is the DIP-SW4 on the hole punch control PC board set properly?
• Has the update data been written correctly to the ROM on the jig?
• Is the download jig or the equipment damaged?
• Is the connector (CN12) on the finisher control PC board connected properly?
• Are the connector (CN15) on the finisher control PC board and the connector (CN1) on the
hole punch control PC board connected properly?
(10) Press the [ON/OFF] button to shut down the equipment and remove the download jig.
e-STUDIO2820C/2830C/3520C/3530C/4520C
FIRMWARE UPDATING
Download jig
Fig. 8-36
ON
1 2 3 4
Fig. 8-37
8 - 36
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