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© 2012 TOSHIBA TEC CORPORATION All rights reserved e-STUDIO556/656/756/856(Ver03)
FIRMWARE UPDATING
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11.5.2 Engine ROM / PFC ROM
• Be sure to shut down the equipment before installing and removing the download jig.
• Do not shut down the equipment during the update. The data could be damaged and not be
able to be operated properly.
[A] Update Procedure
(1) Install the ROM to the download jig (K-PWA-DLM-320).
Make sure the direction is correct.
(2) Press the [ON/OFF] button on the control panel to shut down the equipment.
(3) Take off the connector cover on the rear cover.
Fig. 11-12
(4) Connect the downloading jig with the jig connector (Engine ROM: CN324, PFC ROM: CN325) on
the LGC board (ROM attached side upward).
Fig. 11-13
(5) Open the front cover.
(6) Press the [ON/OFF] button while simultaneously holding down the [0] and [8] buttons.
Updating starts automatically and the LED on the download jig lights.
Connector cover
Jig connector for
Engine ROM
Jig connector for
PFC ROM
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