XG-C455W (serv.man6). Electrical Adjustments - Sharp Projector Service Manual (repair manual). Page 4

XG-C455W/PG-C355W

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2) Pre-preparation writing the firmware

*Executes it only once, After installing Updater.

* This section executes when you download bootloader program (this is not a normal firmware) if you do not download bootloader SKiP this
and go to “3) Writing procedure of the main  firmware”.

1. (PC) Execute the “Updater.exe” file in the “Updater” folder.

2. (PC) If the Updater starts, Selects “Advanced mode” in the “Setting” menu.

3. (PC) Input “HQV” in password.

buttons of "Update Target" will be increased to five.