Toshiba e-STUDIO520 Service Handbook page 561

<Updating FAX ROM>
Important:
• Before updating the FAX ROM, make sure to print out the current Function list for mainte-
nance, Function list (ADMIN), Phone book number information and Group number informa-
tion. In case the updating is failed and the registered information of the users is lost for some
reason, re-register the user information referring to the lists and recover it.
• Confirm the following items before turning OFF the power of the equipment. Turning OFF the
power may clear the data below.
- Confirm that the "MEMORY RX" LED is OFF and there are no memory reception data.
- Print the "Mailbox/Relay box report" and then confirm that there are no F code data.
- Press the [JOB STATUS] button to display the screen and then confirm that there are no
memory transmission data.
(1) Install the ROM to the download jig.
Make sure the direction is correct (
(2) Shut down the equipment.
(3) Remove the cover plate.
(4) Connect the download jig with the jig connector (CN602) on the FAX board.
(5) Turn ON the power while [0] button and [8] button are pressed simultaneously. Updating starts
automatically and the LED on the download jig lights.
© 2005 - 2007 TOSHIBA TEC CORPORATION All rights reserved
P.6-4 "Fig. 6-2 Jig board: K-PWA-DLM-320").
Cover plate
Fig. 6-35
Connector
Fig. 6-36
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e-STUDIO520/523/600/603/720/723/850/853
FIRMWARE UPDATING
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