2 Firmware (PixelWorks) Upgraded Flow
This chapter provides the information regarding relevant equipments and upgrading
procedure for firmware upgrade.
Note:
Please check the firmware and composer version before any f irmware upgrade procedures.
During firmware download period, please do not shut down PC or projector , this will cause flash
memory’s damage. And need to return the unit t o manufacturer for flash memory recovery.
2.1 Setup Tool/Equipment
USB Disk
Power Cord
2.2 Upgrading Procedure
1) Give power supply to switch projector on.
2) Insert the USB Disk into the projector (copy the upgrading F/W document into it firstly.)
3) Enter the engineering mode.
4) Press Menu to exit.
5) Select the next item of “Language” to enter the upgrading mode. (“Language” is a hiding item
that can be seen only after entering the engineering mode and then exit successfully.)
6) Press button to select ”USB Upgrader”, and then press right button to search FW
document.
7) After finding the FW document, move highlight bar to ” Start Upgrade”.
8) Press right button to start upgrade procedure.
9) When complete the procedure, projector will turn off automatically. Unplug the power cord.
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Confidential - Do Not Copy
ViewSonic Corporation
Pro8400
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