User Guide

4040
Firmware Upgrade
Users can update the rmware by USB.
 Do not unplug the power cord or USB during the upgrading process.
Firmware Update by USB
1. Download the latest version from the ViewSonic website and copy the le to a
USB device.
 USB format: FAT32
2. Power on the projector and plug in the USB with the new Firmware.
Photo Music Movie
HDMI
Setting
Yes Cancel
Do you want to update the current firmware?
3. The system will display the above dialog message.
4. Aer selecng Yes, a progress bar will appear as the update process begins.
5. Aer reaching 100% the projector will restart. The whole process will take about
ve (5) minutes.
6. Aer updang the Firmware, it will take a few minutes to restart the projector.